Cross Reference Logo
Citations to this article as recorded by CrossRef and RSC Journals (500 citations).

Intramolecular triplet–triplet energy transfer enhanced triplet–triplet annihilation upconversion with a short-lived triplet state platinum(ii) terpyridyl acetylide photosensitizer
Shuai Yu, Yi Zeng, Jinping Chen, Tianjun Yu, Xiaohui Zhang, Guoqiang Yang and Yi Li
RSC Adv., 2015, 5, 70640
DOI: 10.1039/C5RA12579K

Photochemical upconversion is suppressed by high concentrations of molecular sensitizers
Elham M. Gholizadeh, Laszlo Frazer, Rowan W. MacQueen, Joseph K. Gallaher and Timothy W. Schmidt
Phys. Chem. Chem. Phys., 2018, 20, 19500
DOI: 10.1039/C8CP02650E

Comment on “Tremendously enhanced photocurrent enabled by triplet–triplet annihilation up-conversion for high-performance perovskite solar cells” by W. Sheng, J. Yang, X. Li, G. Liu, Z. Lin, J. Long, S. Xiao, L. Tan and Y. Chen, Energy Environ. Sci., 2021, 14, 3532
Lea Nienhaus and Timothy W. Schmidt
Energy Environ. Sci., 2021, 14, 6050
DOI: 10.1039/D1EE01446C

Synergistic photovoltaic–thermoelectric effect in a nanostructured CdTe/Bi2Te3 heterojunction for hybrid energy harvesting
Bingwei Luo, Yuan Deng, Yao Wang, Min Gao, Wei Zhu, Hasan Talib Hashim and Jorge García-Cañadas
RSC Adv., 2016, 6, 114046
DOI: 10.1039/C6RA20149K

Triplet energy migration pathways from PbS quantum dots to surface-anchored polyacenes controlled by charge transfer
Guohui Zhao, Zongwei Chen, Kao Xiong, Guijie Liang, Jianbing Zhang and Kaifeng Wu
Nanoscale, 2021, 13, 1303
DOI: 10.1039/D0NR07837A

An energetics assessment of benzo[a]tetracene and benzo[a]pyrene as triplet–triplet annihilation emitters
Xiaopeng Wang and Noa Marom
Mol. Syst. Des. Eng., 2022, 7, 889
DOI: 10.1039/D2ME00004K

Annihilator dimers enhance triplet fusion upconversion
Andrew B. Pun, Samuel N. Sanders, Matthew Y. Sfeir, Luis M. Campos and Daniel N. Congreve
Chem. Sci., 2019, 10, 3969
DOI: 10.1039/C8SC03725F

An intermediate band dye-sensitised solar cell using triplet–triplet annihilation
Catherine Simpson, Tracey M. Clarke, Rowan W. MacQueen, Yuen Yap Cheng, Adam J. Trevitt, Attila J. Mozer, Pawel Wagner, Timothy W. Schmidt and Andrew Nattestad
Phys. Chem. Chem. Phys., 2015, 17, 24826
DOI: 10.1039/C5CP04825G

Wavelength conversion effect-assisted dye-sensitized solar cells for enhanced solar light harvesting
Chang Woo Kim, Woo Jin Shin, Mi Jin Choi, Jae Ho Lee, Sang Hwan Nam, Yung Doug Suh, Yong Soo Kang and Young Soo Kang
J. Mater. Chem. A, 2016, 4, 11908
DOI: 10.1039/C6TA04526J

Advances in piezoelectric halide perovskites for energy harvesting applications
Hyojin Park, Chihyeon Ha and Ju-Hyuck Lee
J. Mater. Chem. A, 2020, 8, 24353
DOI: 10.1039/D0TA08780G

Recent advances in the synthesis and application of Yb-based fluoride upconversion nanoparticles
Bing Chen and Feng Wang
Inorg. Chem. Front., 2020, 7, 1067
DOI: 10.1039/C9QI01358J

Photon upconversion sensitized by earth-abundant transition metal complexes
Pengyue Jin and Cui Wang
Phys. Chem. Chem. Phys., 2025, 27, 13793
DOI: 10.1039/D5CP00333D

Synthesis and phase transformation of NaGdF4:Yb–Er thin films using electro-deposition method at moderate temperatures
Hong Jia, Yiping Zhou, Xue Li, Yan Li, Weiying Zhang, Hongzhi Fu, Jianguo Zhao, Liuzhan Pan, Xiaofeng Liu and Jianrong Qiu
CrystEngComm, 2018, 20, 6919
DOI: 10.1039/C8CE01340C

Triplet sensitization by perovskite nanocrystals for photon upconversion
Kazuma Mase, Keisuke Okumura, Nobuhiro Yanai and Nobuo Kimizuka
Chem. Commun., 2017, 53, 8261
DOI: 10.1039/C7CC03087H

Triplet properties and intersystem crossing mechanism of PtAg28 nanocluster sensitizers achieving low threshold and efficient photon upconversion
Masaaki Mitsui and Atsuki Uchida
Nanoscale, 2024, 16, 3053
DOI: 10.1039/D3NR05992H

Red-to-blue photon up-conversion with high efficiency based on a TADF fluorescein derivative
Wenlong Chen, Fengling Song, Shanliang Tang, Gaobo Hong, Yingnan Wu and Xiaojun Peng
Chem. Commun., 2019, 55, 4375
DOI: 10.1039/C9CC01868A

Highly efficient photon upconversion based on triplet–triplet annihilation from bichromophoric annihilators
Wenjing Sun, Alessandra Ronchi, Tonghan Zhao, Jianlei Han, Angelo Monguzzi and Pengfei Duan
J. Mater. Chem. C, 2021, 9, 14201
DOI: 10.1039/D1TC01569A

Optimizing photon upconversion by decoupling excimer formation and triplet triplet annihilation
Chen Ye, Victor Gray, Khushbu Kushwaha, Sandeep Kumar Singh, Paul Erhart and Karl Börjesson
Phys. Chem. Chem. Phys., 2020, 22, 1715
DOI: 10.1039/C9CP06561J

Visible-to-ultraviolet (<340 nm) photon upconversion by triplet–triplet annihilation in solvents
Yoichi Murakami, Ayumu Motooka, Riku Enomoto, Kazuki Niimi, Atsushi Kaiho and Noriko Kiyoyanagi
Phys. Chem. Chem. Phys., 2020, 22, 27134
DOI: 10.1039/D0CP04923A

A sustainable approach for lignin valorization by heterogeneous photocatalysis
Shao-Hai Li, Siqi Liu, Juan Carlos Colmenares and Yi-Jun Xu
Green Chem., 2016, 18, 594
DOI: 10.1039/C5GC02109J

Developing efficient heavy-atom-free photosensitizers applicable to TTA upconversion in polymer films
Jiang Peng, Xinyan Guo, Xinpeng Jiang, Dahui Zhao and Yuguo Ma
Chem. Sci., 2016, 7, 1233
DOI: 10.1039/C5SC03245H

Impact of t-butyl substitution in a rubrene emitter for solid state NIR-to-visible photon upconversion
Edvinas Radiunas, Manvydas Dapkevičius, Steponas Raišys, Saulius Juršėnas, Augustina Jozeliūnaitė, Tomas Javorskis, Ugnė Šinkevičiūtė, Edvinas Orentas and Karolis Kazlauskas
Phys. Chem. Chem. Phys., 2020, 22, 7392
DOI: 10.1039/D0CP00144A

Increased vis-to-UV upconversion performance by energy level matching between a TADF donor and high triplet energy acceptors
Nobuhiro Yanai, Mariko Kozue, Shogo Amemori, Ryota Kabe, Chihaya Adachi and Nobuo Kimizuka
J. Mater. Chem. C, 2016, 4, 6447
DOI: 10.1039/C6TC01816E

Nonlinear optical properties, upconversion and lasing in metal–organic frameworks
Raghavender Medishetty, Jan K. Zaręba, David Mayer, Marek Samoć and Roland A. Fischer
Chem. Soc. Rev., 2017, 46, 4976
DOI: 10.1039/C7CS00162B

The Janus-faced chromophore: a donor–acceptor dyad with dual performance in photon up-conversion
Natalia Kiseleva, Mikhail A. Filatov, Michael Oldenburg, Dmitry Busko, Marius Jakoby, Ian A. Howard, Bryce S. Richards, Mathias O. Senge, Sergey M. Borisov and Andrey Turshatov
Chem. Commun., 2018, 54, 1607
DOI: 10.1039/C7CC08930A

Cascade sensitization of triplet–triplet annihilation based photon upconversion at sub-solar irradiance
Jacopo Pedrini, Angelo Monguzzi and Francesco Meinardi
Phys. Chem. Chem. Phys., 2018, 20, 9745
DOI: 10.1039/C8CP01176A

Photochemical upconversion in metal-based octaethyl porphyrin–diphenylanthracene systems
Yaroslav V. Aulin, Martijn van Sebille, Michiel Moes and Ferdinand C. Grozema
RSC Adv., 2015, 5, 107896
DOI: 10.1039/C5RA20602B

Stimuli-responsive protection of optically excited triplet ensembles against deactivation by molecular oxygen
N. V. Nazarova, Yu. S. Avlasevich, K. Landfester and S. Baluschev
Dalton Trans., 2018, 47, 8605
DOI: 10.1039/C7DT03698A

Heavy-atom-free BODIPY photosensitizers with intersystem crossing mediated by intramolecular photoinduced electron transfer
Mikhail A. Filatov
Org. Biomol. Chem., 2020, 18, 10
DOI: 10.1039/C9OB02170A

Enhanced sub-bandgap efficiency of a solid-state organic intermediate band solar cell using triplet–triplet annihilation
YunHui L. Lin, Marius Koch, Alyssa N. Brigeman, David M. E. Freeman, Lianfeng Zhao, Hugo Bronstein, Noel C. Giebink, Gregory D. Scholes and Barry P. Rand
Energy Environ. Sci., 2017, 10, 1465
DOI: 10.1039/C6EE03702J

Two-dimensional structural ordering in a chromophoric ionic liquid for triplet energy migration-based photon upconversion
Shota Hisamitsu, Nobuhiro Yanai, Hironori Kouno, Eisuke Magome, Masaya Matsuki, Teppei Yamada, Angelo Monguzzi and Nobuo Kimizuka
Phys. Chem. Chem. Phys., 2018, 20, 3233
DOI: 10.1039/C7CP06266D

Loss channels in triplet–triplet annihilation photon upconversion: importance of annihilator singlet and triplet surface shapes
Victor Gray, Ambra Dreos, Paul Erhart, Bo Albinsson, Kasper Moth-Poulsen and Maria Abrahamsson
Phys. Chem. Chem. Phys., 2017, 19, 10931
DOI: 10.1039/C7CP01368J

Single-photon upconversion in 6-pentaceneone crystal from bulk to ultrathin flakes
Yue-E Huang, Xing-Zhi Wang, Peng Hu, Xing-Hui Qi, Xiao-Ying Huang, Christian Kloc, Xiaohui Wu and Ke-Zhao Du
Nanoscale, 2020, 12, 6227
DOI: 10.1039/D0NR00306A

Challenges, progress and prospects in solid state triplet fusion upconversion
Jessica Alves, Jiale Feng, Lea Nienhaus and Timothy W. Schmidt
J. Mater. Chem. C, 2022, 10, 7783
DOI: 10.1039/D1TC05659J

Sensitized photon upconversion in anthracene-based zirconium metal–organic frameworks
Jennifer M. Rowe, Jie Zhu, Erin M. Soderstrom, Wenqian Xu, Andrey Yakovenko and Amanda J. Morris
Chem. Commun., 2018, 54, 7798
DOI: 10.1039/C8CC01893F

In situ observation of thermal-driven structural transitions of a β-NaYF4 single nanoparticle aided with correlative cathodoluminescence electron microscopy
Mingxing Li, Xiaoge Wang, Xiaofan Cao, Zhiqun He, Chunjun Liang, Jing Ju and Fangtian You
Nanoscale, 2024, 16, 8661
DOI: 10.1039/D4NR00442F

Novel ruthenium and iridium complexes of N-substituted carbazole as triplet photosensitisers
Junsi Wang, Yue Lu, William McCarthy, Robert Conway-Kenny, Brendan Twamley, Jianzhang Zhao and Sylvia M. Draper
Chem. Commun., 2018, 54, 1073
DOI: 10.1039/C7CC08535D

Efficient symmetry breaking spin–orbit charge transfer-induced intersystem crossing in compact orthogonal perylene-phenothiazine or -phenoxazine triads and observation of the delayed fluorescence
Muhammad Imran, Junhong Pang, Jianzhang Zhao and Ming-De Li
J. Mater. Chem. C, 2022, 10, 9758
DOI: 10.1039/D2TC01640K

Evaluation of relative beam–profile-compensated quantum yield of upconverting nanoparticles over a wide dynamic range of power densities
J. S. Matias, K. Komolibus, S. Konugolu-Venkata-Sekar and S. Andersson-Engels
Nanoscale, 2022, 14, 2230
DOI: 10.1039/D1NR06129A

Sensitizer-free photon up conversion in (HQ)2ZnCl4 and HQCl crystals: systems involving resonant energy transfer and triplet–triplet annihilation
Amira Samet, Sebastien Pillet and Younes Abid
Phys. Chem. Chem. Phys., 2020, 22, 1575
DOI: 10.1039/C9CP04435C

Structure and efficient luminescence upconversion of Ln(iii) aromatic N-oxide coordination polymers
Bowie S. K. Chong and Evan G. Moore
Dalton Trans., 2016, 45, 12200
DOI: 10.1039/C6DT01828A

Understanding the limitations of NIR-to-visible photon upconversion in phthalocyanine-sensitized rubrene systems
Edvinas Radiunas, Steponas Raišys, Saulius Juršėnas, Augustina Jozeliūnaitė, Tomas Javorskis, Ugnė Šinkevičiūtė, Edvinas Orentas and Karolis Kazlauskas
J. Mater. Chem. C, 2020, 8, 5525
DOI: 10.1039/C9TC06031F

Boosting photocatalytic water splitting by tuning built-in electric field at phase junction
Jing Zhang, Xuebing Chen, Yu Bai, Chun Li, Ying Gao, Rengui Li and Can Li
J. Mater. Chem. A, 2019, 7, 10264
DOI: 10.1039/C8TA08199A

Determinants of the efficiency of photon upconversion by triplet–triplet annihilation in the solid state: zinc porphyrin derivatives in PVA
Ranjana Rautela, Neeraj K. Joshi, Sacha Novakovic, Wallace W. H. Wong, Jonathan M. White, Kenneth P. Ghiggino, Matthew F. Paige and Ronald P. Steer
Phys. Chem. Chem. Phys., 2017, 19, 23471
DOI: 10.1039/C7CP04746K

Photocyclization by a triplet–triplet annihilation upconversion pair in water – avoiding UV-light and oxygen removal
R. Jeyaseelan, M. Utikal, C. G. Daniliuc and L. Næsborg
Chem. Sci., 2023, 14, 11040
DOI: 10.1039/D3SC03242F

Recent emergence of photon upconversion based on triplet energy migration in molecular assemblies
Nobuhiro Yanai and Nobuo Kimizuka
Chem. Commun., 2016, 52, 5354
DOI: 10.1039/C6CC00089D

Sensitized triplet–triplet annihilation upconversion in water and its application to photochemical transformations
Christoph Kerzig and Oliver S. Wenger
Chem. Sci., 2018, 9, 6670
DOI: 10.1039/C8SC01829D

Upconversion luminescence detection of ascorbic acid based on NaGdF4:Yb,Er@NaYF4 nanoparticles and oxidase-like CoOOH nanoflakes
Hongqi Chen, Huihui Wang, Wanying Xia, Jianguo Zhang and Lun Wang
Anal. Methods, 2020, 12, 5081
DOI: 10.1039/D0AY01344G

Electrospun nanofibers with dual plasmonic-enhanced luminescent solar concentrator effects for high-performance organic photovoltaic cells
Jung-Yao Chen, Yu-Cheng Chiu, Chien-Chung Shih, Wen-Chung Wu and Wen-Chang Chen
J. Mater. Chem. A, 2015, 3, 15039
DOI: 10.1039/C5TA02417J

Metallonaphthalocyanines as triplet sensitizers for near-infrared photon upconversion beyond 850 nm
Shogo Amemori, Nobuhiro Yanai and Nobuo Kimizuka
Phys. Chem. Chem. Phys., 2015, 17, 22557
DOI: 10.1039/C5CP02733K

Transforming energy using quantum dots
Haipeng Lu, Zhiyuan Huang, Marissa S. Martinez, Justin C. Johnson, Joseph M. Luther and Matthew C. Beard
Energy Environ. Sci., 2020, 13, 1347
DOI: 10.1039/C9EE03930A

Increased upconversion performance for thin film solar cells: a trimolecular composition
Yuen Yap Cheng, Andrew Nattestad, Tim F. Schulze, Rowan W. MacQueen, Burkhard Fückel, Klaus Lips, Gordon G. Wallace, Tony Khoury, Maxwell J. Crossley and Timothy W. Schmidt
Chem. Sci., 2016, 7, 559
DOI: 10.1039/C5SC03215F

Multimolecular assemblies on high surface area metal oxides and their role in interfacial energy and electron transfer
Jamie C. Wang, Sean P. Hill, Tristan Dilbeck, Omotola O. Ogunsolu, Tanmay Banerjee and Kenneth Hanson
Chem. Soc. Rev., 2018, 47, 104
DOI: 10.1039/C7CS00565B

A red thermally activated delayed fluorescence material as a triplet sensitizer for triplet–triplet annihilation up-conversion with high efficiency and low energy loss
Danqing Wei, Fan Ni, Zece Zhu, Yang Zou and Chuluo Yang
J. Mater. Chem. C, 2017, 5, 12674
DOI: 10.1039/C7TC04096B

Photosensitised silicon solar cells: progress and challenges
Lefteris Danos, Liping Fang, Branislav Dzurňak, Pattareeya Damrongsak, Dieter Meissner and Tom Markvart
Chem. Commun., 2025
DOI: 10.1039/D5CC02567B

High efficiency deep red to yellow photochemical upconversion under solar irradiance
Joseph K. Gallaher, Katherine M. Wright, Laszlo Frazer, Rowan W. MacQueen, Maxwell J. Crossley, Felix N. Castellano and Timothy W. Schmidt
Energy Environ. Sci., 2021, 14, 5541
DOI: 10.1039/D1EE02197D

MLCT sensitizers in photochemical upconversion: past, present, and potential future directions
Felix N. Castellano and Catherine E. McCusker
Dalton Trans., 2015, 44, 17906
DOI: 10.1039/C5DT03212A

Triplet-sensitized photon upconversion in deep eutectic solvents
Yoichi Murakami, Sudhir Kumar Das, Yuki Himuro and Satoshi Maeda
Phys. Chem. Chem. Phys., 2017, 19, 30603
DOI: 10.1039/C7CP06494B

Highly photoluminescent poly(norbornene)s carrying platinum–acetylide complex moieties in their side chains: evaluation of oxygen sensing and TTA–UC
Taichi Sotani, Toshiko Mizokuro, Tatsuo Yajima, Hiromitsu Sogawa and Fumio Sanda
Polym. Chem., 2021, 12, 4829
DOI: 10.1039/D1PY00665G

Increasing the anti-Stokes shift in TTA upconversion with photosensitizers showing red-shifted spin-allowed charge transfer absorption but a non-compromised triplet state energy level
Zhijia Wang, Jianzhang Zhao, Mariangela Di Donato and Gloria Mazzone
Chem. Commun., 2019, 55, 1510
DOI: 10.1039/C8CC08159J

Using lead chalcogenide nanocrystals as spin mixers: a perspective on near-infrared-to-visible upconversion
Lea Nienhaus, Mengfei Wu, Vladimir Bulović, Marc A. Baldo and Moungi G. Bawendi
Dalton Trans., 2018, 47, 8509
DOI: 10.1039/C8DT00419F

Photochemical upconversion and triplet annihilation limit from a boron dipyrromethene emitter
F. Deng, A. J. Francis, W. W. Weare and F. N. Castellano
Photochem Photobiol Sci, 2015, 14, 1265
DOI: 10.1039/c5pp00106d

Beam-profile compensation for quantum yield characterisation of Yb–Tm codoped upconverting nanoparticles emitting at 474 nm, 650 nm and 804 nm
J. S. Matias, K. Komolibus, W. K. Kiang, S. Konugolu-Venkata-Sekar and S. Andersson-Engels
Nanoscale, 2024, 16, 3641
DOI: 10.1039/D3NR03103A

An artificial photosynthetic model based on a molecular triad of boron dipyrromethene and phthalocyanine
Eugeny A. Ermilov, Jian-Yong Liu, Roel Menting, Ying-Si Huang, Beate Röder and Dennis K. P. Ng
Phys. Chem. Chem. Phys., 2016, 18, 10964
DOI: 10.1039/C6CP00920D

Triplet–triplet annihilation based photon up-conversion in hybrid molecule–semiconductor nanocrystal systems
Alessandra Ronchi, Paolo Brazzo, Mauro Sassi, Luca Beverina, Jacopo Pedrini, Francesco Meinardi and Angelo Monguzzi
Phys. Chem. Chem. Phys., 2019, 21, 12353
DOI: 10.1039/C9CP01692A

Solvent-free temperature gradient melt formation of efficient visible-to-UV photon upconversion organic films with subsolar threshold and over 100 h photostability in air
Riku Enomoto and Yoichi Murakami
J. Mater. Chem. C, 2023, 11, 1678
DOI: 10.1039/D2TC04578H

Visible-to-UV photon upconversion in air-saturated water by multicomponent co-assembly
Yusuke Kawashima, Hironori Kouno, Kana Orihashi, Koki Nishimura, Nobuhiro Yanai and Nobuo Kimizuka
Mol. Syst. Des. Eng., 2020, 5, 792
DOI: 10.1039/D0ME00003E

New perspectives for triplet–triplet annihilation based photon upconversion using all-organic energy donor & acceptor chromophores
Manoj K. Manna, Siamak Shokri, Gary P. Wiederrecht, David J. Gosztola and A. Jean-Luc Ayitou
Chem. Commun., 2018, 54, 5809
DOI: 10.1039/C8CC01553H

Enhancing NIR-to-visible upconversion in a rigidly coupled tetracene dimer: approaching statistical limits for triplet–triplet annihilation using intramolecular multiexciton states
Alexander T. Gilligan, Raythe Owens, Ethan G. Miller, Nicholas F. Pompetti and Niels H. Damrauer
Chem. Sci., 2024, 15, 1283
DOI: 10.1039/D3SC04795D

BODIPY–pyrene donor–acceptor sensitizers for triplet–triplet annihilation upconversion: the impact of the BODIPY-core on upconversion efficiency
Natalia Kiseleva, Mikhail A. Filatov, Jan C. Fischer, Milian Kaiser, Marius Jakoby, Dmitry Busko, Ian A. Howard, Bryce S. Richards and Andrey Turshatov
Phys. Chem. Chem. Phys., 2022, 24, 3568
DOI: 10.1039/D1CP05382E

The performance of conjugated polymers as emitters for triplet–triplet annihilation upconversion
Riley O’Shea, Can Gao, Tze Cin Owyong, Jonathan M. White and Wallace W. H. Wong
Mater. Adv., 2021, 2, 2031
DOI: 10.1039/D1MA00068C

Ligand enhanced upconversion of near-infrared photons with nanocrystal light absorbers
Zhiyuan Huang, Duane E. Simpson, Melika Mahboub, Xin Li and Ming L. Tang
Chem. Sci., 2016, 7, 4101
DOI: 10.1039/C6SC00257A

van der Waals solid solution crystals for highly efficient in-air photon upconversion under subsolar irradiance
Riku Enomoto, Megumi Hoshi, Hironaga Oyama, Hideki Agata, Shinichi Kurokawa, Hitoshi Kuma, Hidehiro Uekusa and Yoichi Murakami
Mater. Horiz., 2021, 8, 3449
DOI: 10.1039/D1MH01542G

Photochemical upconversion in water
Karim A. El Roz and Felix N. Castellano
Chem. Commun., 2017, 53, 11705
DOI: 10.1039/C7CC07188D

Predicting the excited-state properties of crystalline organic semiconductors using GW+BSE and machine learning
Siyu Gao, Yiqun Luo, Xingyu Liu and Noa Marom
Digital Discovery, 2025, 4, 1306
DOI: 10.1039/D4DD00396A

In optimized rubrene-based nanoparticle blends for photon upconversion, singlet energy collection outcompetes triplet-pair separation, not singlet fission
David G. Bossanyi, Yoichi Sasaki, Shuanqing Wang, Dimitri Chekulaev, Nobuo Kimizuka, Nobuhiro Yanai and Jenny Clark
J. Mater. Chem. C, 2022, 10, 4684
DOI: 10.1039/D1TC02955J

Prospects for efficient solar energy upconversion using metalloporphyrins as dual absorber-upconverters
Ronald P. Steer
Dalton Trans., 2018, 47, 8517
DOI: 10.1039/C7DT04343K

Identifying efficiency-loss pathways in triplet–triplet annihilation upconversion systems
Abhishek Kalpattu, Daniel E. Falvey and John T. Fourkas
Phys. Chem. Chem. Phys., 2025, 27, 11000
DOI: 10.1039/D5CP00578G

Recyclable optical bioplastics platform for solid state red light harvestingviatriplet–triplet annihilation photon upconversion
Pankaj Bharmoria, Fredrik Edhborg, Hakan Bildirir, Yoichi Sasaki, Shima Ghasemi, Anders Mårtensson, Nobuhiro Yanai, Nobuo Kimizuka, Bo Albinsson, Karl Börjesson and Kasper Moth-Poulsen
J. Mater. Chem. A, 2022, 10, 21279
DOI: 10.1039/D2TA04810H

Recent applications of biphotonic processes in organic synthesis
Jorge Castellanos-Soriano, Jorge C. Herrera-Luna, David Díaz Díaz, M. Consuelo Jiménez and Raúl Pérez-Ruiz
Org. Chem. Front., 2020, 7, 1709
DOI: 10.1039/D0QO00466A

Efficient photon upconversion at remarkably low annihilator concentrations in a liquid polymer matrix: when less is more
Nikita A. Durandin, Jussi Isokuortti, Alexander Efimov, Elina Vuorimaa-Laukkanen, Nikolai V. Tkachenko and Timo Laaksonen
Chem. Commun., 2018, 54, 14029
DOI: 10.1039/C8CC07592A

New Cy5 photosensitizers for cancer phototherapy: a low singlet–triplet gap provides high quantum yield of singlet oxygen
He Ma, Saran Long, Jianfang Cao, Feng Xu, Panwang Zhou, Guang Zeng, Xiao Zhou, Chao Shi, Wen Sun, Jianjun Du, Keli Han, Jiangli Fan and Xiaojun Peng
Chem. Sci., 2021, 12, 13809
DOI: 10.1039/D1SC04570A

Accurate & cheap calculations of the lowest triplet state energy: an experimentalist's guide
Murad J. Y. Tayebjee, Kin Long Kelvin Lee and Timothy W. Schmidt
J. Mater. Chem. C, 2024, 12, 13884
DOI: 10.1039/D4TC02241F

Plasmon-enhanced triplet–triplet annihilation upconversion of post-modified polymeric acceptors
Emily G. Westbrook and Peng Zhang
Dalton Trans., 2018, 47, 8638
DOI: 10.1039/C8DT00269J

Modulating TTA efficiency through control of high energy triplet states
Andrew J. Carrod, Alexei Cravcenco, Chen Ye and Karl Börjesson
J. Mater. Chem. C, 2022, 10, 4923
DOI: 10.1039/D1TC05292F

Optimising FRET-efficiency of Nd3+-sensitised upconversion nanocomposites by shortening the emitter–photosensitizer distance
Syue-Liang Lin and Cheng Allen Chang
Nanoscale, 2020, 12, 8742
DOI: 10.1039/D0NR01821J

Designing an efficient graphene quantum dot-filled luminescent down shifting layer to improve the stability and efficiency of perovskite solar cells by simple optical modeling
Zahra Hosseini and Teymoor Ghanbari
RSC Adv., 2018, 8, 31502
DOI: 10.1039/C8RA06196C

Switch of the magnetic field effect on photon upconversion based on sensitized triplet-triplet annihilation
Hiroaki Yonemura, Yuji Naka, Mitsuhiko Nishino, Hiroshi Sakaguchi and Sunao Yamada
Photochem Photobiol Sci, 2016, 15, 1462
DOI: 10.1039/c6pp00264a

Cool carriers: triplet diffusion dominates upconversion yield
Colette M. Sullivan, Jason E. Kuszynski, Alexey Kovalev, Theo Siegrist, Richard D. Schaller, Geoffrey F. Strouse and Lea Nienhaus
Nanoscale, 2023, 15, 18832
DOI: 10.1039/D3NR04446G

Generalised analytical model of the transition power densities of the upconversion luminescence and quantum yield
J. S. Matias, K. Komolibus, K. W. Kho, S. Konugolu-Venkata-Sekar and S. Andersson-Engels
Nanoscale Adv., 2023, 5, 3279
DOI: 10.1039/D2NA00850E

Translating MOF chemistry into supramolecular chemistry: soluble coordination nanofibers showing efficient photon upconversion
Masanori Hosoyamada, Nobuhiro Yanai, Keisuke Okumura, Takayuki Uchihashi and Nobuo Kimizuka
Chem. Commun., 2018, 54, 6828
DOI: 10.1039/C8CC01594E

Photophysical characterization of the 9,10-disubstituted anthracene chromophore and its applications in triplet–triplet annihilation photon upconversion
Victor Gray, Damir Dzebo, Angelica Lundin, Jonathan Alborzpour, Maria Abrahamsson, Bo Albinsson and Kasper Moth-Poulsen
J. Mater. Chem. C, 2015, 3, 11111
DOI: 10.1039/C5TC02626A

An energetics perspective on why there are so few triplet–triplet annihilation emitters
Xiaopeng Wang, Rithwik Tom, Xingyu Liu, Daniel N. Congreve and Noa Marom
J. Mater. Chem. C, 2020, 8, 10816
DOI: 10.1039/D0TC00044B

Limitations of conjugated polymers as emitters in triplet–triplet annihilation upconversion
Riley O'shea, Can Gao, Siobhan Bradley, Tze Cin Owyong, Na Wu, Jonathan M. White, Kenneth P. Ghiggino and Wallace W. H. Wong
Mater. Adv., 2021, 2, 7751
DOI: 10.1039/D1MA00684C

Recent advances in the photovoltaic applications of coordination polymers and metal organic frameworks
Rajnish Kaur, Ki-Hyun Kim, A. K. Paul and Akash Deep
J. Mater. Chem. A, 2016, 4, 3991
DOI: 10.1039/C5TA09668E

Recent advances in materials for and applications of triplet–triplet annihilation-based upconversion
Sung Eun Seo, Hyun-Seok Choe, Haein Cho, Hyoung-il Kim, Jae-Hyuk Kim and Oh Seok Kwon
J. Mater. Chem. C, 2022, 10, 4483
DOI: 10.1039/D1TC03551G

Photochromic naphthalene diimide Cd-MOFs based on different second dicarboxylic acid ligands
Ziyin Li, Junzhi Guo, Fahui Xiang, Quanjie Lin, Yingxiang Ye, Jindan Zhang, Shimin Chen, Zhangjing Zhang and Shengchang Xiang
CrystEngComm, 2018, 20, 7567
DOI: 10.1039/C8CE01667D

UV-Visible radiation modulation abilities of photon up-converting nanocapsules integrated with an oscillatory reaction
Giulia Quaglia, Beatrice Bartolomei, Pier Luigi Gentili and Loredana Latterini
J. Mater. Chem. C, 2022, 10, 9073
DOI: 10.1039/D2TC00709F

Visible-to-UV photon upconversion in metal-free molecular aggregates based on glassy diphenylnaphthalene derivatives
Shun Watanabe, Kiichi Mizukami, Nobuo Kimizuka and Takuma Yasuda
J. Mater. Chem. C, 2024, 12, 10874
DOI: 10.1039/D4TC01820F

Viologens: a versatile organic molecule for energy storage applications
Murugavel Kathiresan, Bebin Ambrose, Natarajan Angulakshmi, Deepa Elizabeth Mathew, Dhavamani Sujatha and Arul Manuel Stephan
J. Mater. Chem. A, 2021, 9, 27215
DOI: 10.1039/D1TA07201C

Low power threshold photochemical upconversion using a zirconium(iv) LMCT photosensitizer
Mo Yang, Sara Sheykhi, Yu Zhang, Carsten Milsmann and Felix N. Castellano
Chem. Sci., 2021, 12, 9069
DOI: 10.1039/D1SC01662H

Recent advances in triplet–triplet annihilation upconversion and singlet fission, towards solar energy applications
Andrew J. Carrod, Victor Gray and Karl Börjesson
Energy Environ. Sci., 2022, 15, 4982
DOI: 10.1039/D2EE01600A

Enhancing photon upconversion with thermally activated sensitization and singlet energy collection
Guiwen Luo, Yanpeng Liu, Yi Zeng, Tianjun Yu, Jinping Chen, Rui Hu, Guoqiang Yang and Yi Li
J. Mater. Chem. C, 2022, 10, 8596
DOI: 10.1039/D2TC00766E

Color-tunable upconversion emission from a twisted intramolecular charge-transfer state of anthracene dimers via triplet–triplet annihilation
Heyuan Liu, Xinyu Yan, Li Shen, Zhaofeng Tang, Shanshan Liu and Xiyou Li
Mater. Horiz., 2019, 6, 990
DOI: 10.1039/C8MH01586D

Broadband-sensitive Ni2+–Er3+ based upconverters for crystalline silicon solar cells
Hom N. Luitel, Shintaro Mizuno, Toshihiko Tani and Yasuhiko Takeda
RSC Adv., 2016, 6, 55499
DOI: 10.1039/C6RA10713C

Extracting accurate information from triplet–triplet annihilation upconversion data with a mass-conserving kinetic model
Abhishek Kalpattu, Tristan Dilbeck, Kenneth Hanson and John T. Fourkas
Phys. Chem. Chem. Phys., 2022, 24, 28174
DOI: 10.1039/D2CP03986A

Thiol–ene click chemistry: a modular approach to solid-state triplet–triplet annihilation upconversion
Abagail K. Williams, Brad J. Davis, Erin R. Crater, Joseph R. Lott, Yoan C. Simon and Jason D. Azoulay
J. Mater. Chem. C, 2018, 6, 3876
DOI: 10.1039/C7TC05729F

Hybridizing semiconductor nanocrystals with metal–organic frameworks for visible and near-infrared photon upconversion
Shogo Amemori, Rakesh Kumar Gupta, Marcus Leo Böhm, James Xiao, Uyen Huynh, Tomoki Oyama, Kenji Kaneko, Akshay Rao, Nobuhiro Yanai and Nobuo Kimizuka
Dalton Trans., 2018, 47, 8590
DOI: 10.1039/C7DT04794K

Triplet energy migration-based photon upconversion by amphiphilic molecular assemblies in aerated water
Hironori Kouno, Taku Ogawa, Shogo Amemori, Prasenjit Mahato, Nobuhiro Yanai and Nobuo Kimizuka
Chem. Sci., 2016, 7, 5224
DOI: 10.1039/C6SC01047D

Triplet photodynamic and up-conversion luminescence in donor–acceptor dyads with slip-stacked vs. co-facial arrangement
Young Ju Yun, Francesca Peccati, Gary P. Wiederrecht, David J. Gosztola, Benjamin T. Diroll, Gonzalo Jiménez-Osés and A. Jean-Luc Ayitou
J. Mater. Chem. C, 2022, 10, 7093
DOI: 10.1039/D1TC05122A

Efficient NIR-to-vis photon upconversion in binary rubrene films deposited by simplified thermal evaporation
Edvinas Radiunas, Lukas Naimovičius, Steponas Raišys, Augustina Jozeliūnaitė, Edvinas Orentas and Karolis Kazlauskas
J. Mater. Chem. C, 2022, 10, 6314
DOI: 10.1039/D1TC05332A

Near infrared-to-blue photon upconversion by exploiting direct S–T absorption of a molecular sensitizer
Yoichi Sasaki, Shogo Amemori, Hironori Kouno, Nobuhiro Yanai and Nobuo Kimizuka
J. Mater. Chem. C, 2017, 5, 5063
DOI: 10.1039/C7TC00827A

Enhanced upconversion emission in air using novel stretched poly(vinyl alcohol) thin films
Takeshi Mori, Tomohiro Mori, Akane Saito, Hideyuki Koishi, Chikanobu Nakamoto, Akira Fujii and Hitoshi Saomoto
Mol. Syst. Des. Eng., 2018, 3, 908
DOI: 10.1039/C8ME00041G

Thermally activated sensitization of organics by lanthanide complexes for near-infrared photochemical upconversion
Ling Zhang, Guohua Zhu, Rui Hu, Guoqiang Yang, Jinping Chen, Tianjun Yu, Yi Li and Yi Zeng
New J. Chem., 2024, 48, 19384
DOI: 10.1039/D4NJ04586F

Selective enhancement of upconversion luminescence for enhanced ratiometric sensing
Kyuyoung Bae, Bo Xu, Ananda Das, Connor Wolenski, Eric Rappeport and Wounjhang Park
RSC Adv., 2021, 11, 18205
DOI: 10.1039/D1RA01396C

A new green-to-blue upconversion system with efficient photoredox catalytic properties
Jorge Castellanos-Soriano, Till J. B. Zähringer, Jorge C. Herrera-Luna, M. Consuelo Jiménez, Christoph Kerzig and Raúl Pérez-Ruiz
Phys. Chem. Chem. Phys., 2023, 25, 12041
DOI: 10.1039/D3CP00811H

Highly efficient photochemical upconversion in a quasi-solid organogel
Kabilan Sripathy, Rowan W. MacQueen, Joshua R. Peterson, Yuen Yap Cheng, Miroslav Dvořák, Dane R. McCamey, Neil D. Treat, Natalie Stingelin and Timothy W. Schmidt
J. Mater. Chem. C, 2015, 3, 616
DOI: 10.1039/C4TC02584A

A structural topotactical transformation synthetic strategy for Y2O2S:Ln3+ micro/nanocrystals with multicolor emissions
Baiqi Shao, Senwen Yuan, Shuang Zhao, Langping Dong, Liang Zhang and Hongpeng You
J. Mater. Chem. C, 2020, 8, 1440
DOI: 10.1039/C9TC06182G

Exploring the potential of a hybrid device combining solar water heating and molecular solar thermal energy storage
Ambra Dreos, Karl Börjesson, Zhihang Wang, Anna Roffey, Zack Norwood, Duncan Kushnir and Kasper Moth-Poulsen
Energy Environ. Sci., 2017, 10, 728
DOI: 10.1039/C6EE01952H

Leaping across the visible range: near-infrared-to-violet photon upconversion employing a silyl-substituted anthracene
Rena Haruki, Yoichi Sasaki, Kouta Masutani, Nobuhiro Yanai and Nobuo Kimizuka
Chem. Commun., 2020, 56, 7017
DOI: 10.1039/D0CC02240C

Highly enhanced visible light water splitting of CdS by green to blue upconversion
Sundaram Chandrasekaran, Yen-Linh Thi Ngo, Lijun Sui, Eui Jung Kim, Dinh Khoi Dang, Jin Suk Chung and Seung Hyun Hur
Dalton Trans., 2017, 46, 13912
DOI: 10.1039/C7DT02936E

NIR-to-vis photon upconversion in rubrenes with increasing structural complexity
Edvinas Radiunas, Manvydas Dapkevičius, Lukas Naimovičius, Paulius Baronas, Steponas Raišys, Saulius Juršėnas, Augustina Jozeliūnaitė, Tomas Javorskis, Ugnė Šinkevičiūtė, Edvinas Orentas and Karolis Kazlauskas
J. Mater. Chem. C, 2021, 9, 4359
DOI: 10.1039/D1TC00296A

Enhancement of triplet-sensitized upconversion in rigid polymers via singlet exciton sink approach
Steponas Raišys, Saulius Juršėnas, Yoan C. Simon, Christoph Weder and Karolis Kazlauskas
Chem. Sci., 2018, 9, 6796
DOI: 10.1039/C8SC02151A

Dye functionalized-ROMP based terpolymers for the use as a light up-converting material via triplet–triplet annihilation
M. Hollauf, P. W. Zach, S. M. Borisov, B. J. Müller, D. Beichel, M. Tscherner, S. Köstler, P. Hartmann, A.-C. Knall and G. Trimmel
J. Mater. Chem. C, 2017, 5, 7535
DOI: 10.1039/C7TC01639E

Kinetics of photon upconversion by triplet–triplet annihilation: a comprehensive tutorial
Yoichi Murakami and Kenji Kamada
Phys. Chem. Chem. Phys., 2021, 23, 18268
DOI: 10.1039/D1CP02654B

A rationally designed singlet sink for glassy polymeric photon upconverting films
Sonia T. Stanciu, Steponas Raišys, Karolis Kazlauskas and Yoan C. Simon
J. Mater. Chem. C, 2024, 12, 8087
DOI: 10.1039/D3TC04619B

Aggregation-free sensitizer dispersion in rigid ionic crystals for efficient solid-state photon upconversion and demonstration of defect effects
Taku Ogawa, Nobuhiro Yanai, Saiya Fujiwara, Thuc-Quyen Nguyen and Nobuo Kimizuka
J. Mater. Chem. C, 2018, 6, 5609
DOI: 10.1039/C8TC00977E

Studies in organic and physical photochemistry – an interdisciplinary approach
Michael Oelgemöller and Norbert Hoffmann
Org. Biomol. Chem., 2016, 14, 7392
DOI: 10.1039/C6OB00842A

Interplay between singlet and triplet excited states in a conformationally locked donor–acceptor dyad
Mikhail A. Filatov, Fabian Etzold, Dominik Gehrig, Frédéric Laquai, Dmitri Busko, Katharina Landfester and Stanislav Baluschev
Dalton Trans., 2015, 44, 19207
DOI: 10.1039/C5DT03784K

Highly Efficient Triplet‐Triplet‐Annihilation Upconversion Sensitized by a Thermally Activated Delayed Fluorescence Molecule in Optical Microcavities
Mengmeng Han, Zece Zhu, Minting Ouyang, Yuan Liu and Xuewen Shu
Adv Funct Materials, 2021, 31
DOI: 10.1002/adfm.202104044

Photovoltaic Devices Based on Colloidal PbX Quantum Dots: Progress and Prospects
Zeke Liu, Jianyu Yuan, Steven A. Hawks, Guozheng Shi, Shuit‐Tong Lee and Wanli Ma
Solar RRL, 2017, 1
DOI: 10.1002/solr.201600021

Examining the Influence of Bilayer Structure on Energy Transfer and Molecular Photon Upconversion in Metal Ion Linked Multilayers
Ashley Arcidiacono, Yan Zhou, Wendi Zhang, Jeffrey O. Ellison, Suliman Ayad, Erica S. Knorr, Autumn N. Peters, Lianqing Zheng, Wei Yang, S. Scott Saavedra and Kenneth Hanson
J. Phys. Chem. C, 2020, 124, 23597
DOI: 10.1021/acs.jpcc.0c08715

Upconversion Luminescence in a Photostable Ion‐Paired Yb−Eu Heteronuclear Complex
Wen Lu, Wenchao Yan, Ruoyao Guo, Jiayin Zheng, Zuqiang Bian and Zhiwei Liu
Angew Chem Int Ed, 2024, 63
DOI: 10.1002/anie.202413069

Sandwich‐Type Porphyrin Complexes as Efficient Sensitizers for Triplet‐Triplet Annihilation Upconversion
Zhi‐Yang Zou, Ping‐Ding, Xiao‐Mei Wang, Zuo‐Qin Liang and Xu‐Tang Tao
ChemistrySelect, 2020, 5, 1713
DOI: 10.1002/slct.201904322

Perspective: Mechanistic investigations of photocatalytic processes with time-resolved optical spectroscopy
Chen Wang and Aaron Malinoski
The Journal of Chemical Physics, 2022, 157
DOI: 10.1063/5.0111162

The Role of Polyhedral Oligomeric Silsesquioxanes in Optical Applications
Helen Tunstall-Garcia, Bethan L. Charles and Rachel C. Evans
Advanced Photonics Research, 2021, 2
DOI: 10.1002/adpr.202000196

Self‐Assembled Dual Dye‐Doped Nanosized Micelles for High‐Contrast Up‐Conversion Bioimaging
Sara Mattiello, Angelo Monguzzi, Jacopo Pedrini, Mauro Sassi, Chiara Villa, Yvan Torrente, Roberto Marotta, Francesco Meinardi and Luca Beverina
Adv Funct Materials, 2016, 26, 8447
DOI: 10.1002/adfm.201603303

Stimuli‐Responsive Dual‐Color Photon Upconversion: A Singlet‐to‐Triplet Absorption Sensitizer in a Soft Luminescent Cyclophane
Kazuma Mase, Yoichi Sasaki, Yoshimitsu Sagara, Nobuyuki Tamaoki, Christoph Weder, Nobuhiro Yanai and Nobuo Kimizuka
Angew Chem Int Ed, 2018, 57, 2806
DOI: 10.1002/anie.201712644

Dynamics of Energy Transfer from CdSe Nanocrystals to Triplet States of Anthracene Ligand Molecules
Geoffrey B. Piland, Zhiyuan Huang, Ming Lee Tang and Christopher J. Bardeen
J. Phys. Chem. C, 2016, 120, 5883
DOI: 10.1021/acs.jpcc.5b12021

Hetero-bichromophore Dyad as a Highly Efficient Triplet Acceptor for Polarity Tuned Triplet–Triplet Annihilation Upconversion
Ya Liu, Kepeng Chen, Songqiu Yang, Daoyuan Zheng, Guanghua Ren, Yang Yang, Jianzhang Zhao, Donghui Wei and Keli Han
J. Phys. Chem. Lett., 2019, 10, 4368
DOI: 10.1021/acs.jpclett.9b01454

Photocatalytic Supramolecular Enantiodifferentiating Dimerization of 2-Anthracenecarboxylic Acid through Triplet–Triplet Annihilation
Ming Rao, Kuppusamy Kanagaraj, Chunying Fan, Jiecheng Ji, Chao Xiao, Xueqin Wei, Wanhua Wu and Cheng Yang
Org. Lett., 2018, 20, 1680
DOI: 10.1021/acs.orglett.8b00520

New Type Annihilator of π-Expanded Diketopyrrolopyrrole for Robust Photostable NIR-Excitable Triplet–Triplet Annihilation Upconversion
Fang Qi, Hong-Juan Feng, Yi Peng, Lin-Han Jiang, Le Zeng and Ling Huang
ACS Appl. Mater. Interfaces, 2024, 16, 7512
DOI: 10.1021/acsami.3c17679

Triplet Fusion Upconversion with Oxygen Resistance in Aqueous Media
Lei Ding, Jiajia Zhou, Qiang Fu, Guochen Bao, Yongtao Liu and Dayong Jin
Anal. Chem., 2021, 93, 4641
DOI: 10.1021/acs.analchem.1c00096

Unfiltered Broadband Probes Can Obscure Long Time Dynamics in Populations Engaged in Second-Order Processes Including Annihilation
Raythe Owens and Niels H Damrauer
J. Phys. Chem. Lett., 2025, 16, 2522
DOI: 10.1021/acs.jpclett.5c00197

Deuteration of Perylene Enhances Photochemical Upconversion Efficiency
Andrew Danos, Rowan W. MacQueen, Yuen Yap Cheng, Miroslav Dvořák, Tamim A. Darwish, Dane R. McCamey and Timothy W. Schmidt
J. Phys. Chem. Lett., 2015, 6, 3061
DOI: 10.1021/acs.jpclett.5b01271

Efficient low-power photon upconversion in core/shell heterostructured semiconductor nanowires
Mattias Jansson, Fumitaro Ishikawa, Weimin M. Chen, Irina A. Buyanova, B. Kibler, G. Millot and P. Segonds
EPJ Web Conf., 2023, 287, 05022
DOI: 10.1051/epjconf/202328705022

Bypassing the Single Junction Limit with Advanced Photovoltaic Architectures
Larry Lüer, Ian Marius Peters, Vincent M. Le Corre, Karen Forberich, Dirk M. Guldi and Christoph J. Brabec
Advanced Materials, 2024, 36
DOI: 10.1002/adma.202308578

Synthesis, Morphology, and Luminescent Properties of Nanocrystalline KYF4:Eu3+ Phosphors
Kirill S. Prichisly, Anna A. Betina, Anastasia L. Petrova, Tatyana S. Bulatova, Sergey N. Orlov, Ilya E. Kolesnikov, Nikita A. Bogachev, Mikhail Yu. Skripkin and Andrey S. Mereshchenko
Crystals, 2025, 15, 500
DOI: 10.3390/cryst15060500

Spectroscopic and Structural Studies of a Surface Active Porphyrin in Solution and in Langmuir–Blodgett Films
Concepcion P. Ponce, Hessamaddin Younesi Araghi, Neeraj K. Joshi, Ronald P. Steer and Matthew F. Paige
Langmuir, 2015, 31, 13590
DOI: 10.1021/acs.langmuir.5b03171

Towards efficient solid-state triplet–triplet annihilation based photon upconversion: Supramolecular, macromolecular and self-assembled systems
Victor Gray, Kasper Moth-Poulsen, Bo Albinsson and Maria Abrahamsson
Coordination Chemistry Reviews, 2018, 362, 54
DOI: 10.1016/j.ccr.2018.02.011

Photon Upconversion in Crystalline Rubrene: Resonant Enhancement by an Interband State
Chad D. Cruz, Hyun Ho Choi, Vitaly Podzorov, Eric L. Chronister and Christopher J. Bardeen
J. Phys. Chem. C, 2018, 122, 17632
DOI: 10.1021/acs.jpcc.8b02838

Strategies to improve the performance of metal-free dye-sensitized solar cells
Alfred Błaszczyk
Dyes and Pigments, 2018, 149, 707
DOI: 10.1016/j.dyepig.2017.11.045

The Interplay of Strongly and Weakly Exchange-Coupled Triplet Pairs in Intramolecular Singlet Fission
Oliver Millington, Stephanie Montanaro, Ashish Sharma, Simon A. Dowland, Jurjen Winkel, Jeannine Grüne, Anastasia Leventis, Troy Bennett, Jordan Shaikh, Neil Greenham, Akshay Rao and Hugo Bronstein
J. Am. Chem. Soc., 2024, 146, 29664
DOI: 10.1021/jacs.4c10483

Developing solid-state photon upconverters based on sensitized triplet–triplet annihilation
Alessandra Ronchi and Angelo Monguzzi
Journal of Applied Physics, 2021, 129
DOI: 10.1063/5.0034943

Tunable Emission from Triplet Fusion Upconversion in Diketopyrrolopyrroles
Andrew B. Pun, Luis M. Campos and Daniel N. Congreve
J. Am. Chem. Soc., 2019, 141, 3777
DOI: 10.1021/jacs.8b11796

Photon Upconversion for Photovoltaics and Photocatalysis: A Critical Review
Bryce S. Richards, Damien Hudry, Dmitry Busko, Andrey Turshatov and Ian A. Howard
Chem. Rev., 2021, 121, 9165
DOI: 10.1021/acs.chemrev.1c00034

Is Disorder Beneficial in Perovskite-Sensitized Solid-State Upconversion? The Role of DBP Doping in Rubrene
Sarah Wieghold, Alexander S. Bieber, Zachary A. VanOrman, Arianna Rodriguez and Lea Nienhaus
J. Phys. Chem. C, 2020, 124, 18132
DOI: 10.1021/acs.jpcc.0c05290

Blue frequency upconversion emission and optical thermometry of Ca3(PO4)2: Tm3+/Yb3+
K.M. Krishna, Madan M. Upadhyay, Vishab Kesarwani and K. Kumar
Optik, 2023, 273, 170477
DOI: 10.1016/j.ijleo.2022.170477

Visible-to-Ultraviolet Upconversion Efficiency above 10% Sensitized by Quantum-Confined Perovskite Nanocrystals
Shan He, Xiao Luo, Xue Liu, Yulu Li and Kaifeng Wu
J. Phys. Chem. Lett., 2019, 10, 5036
DOI: 10.1021/acs.jpclett.9b02106

Concentration and temperature dependent upconversion luminescence of CaWO 4 : Er 3+ , Yb 3+ 3D microstructure materials
Jing Liu, Anna M. Kaczmarek and Rik Van Deun
Journal of Luminescence, 2017, 188, 604
DOI: 10.1016/j.jlumin.2017.05.022

Experimental demonstration of energy-transfer ratchet intermediate-band solar cell
Tomah Sogabe, Chao-Yu Hung, Ryo Tamaki, Stanko Tomić, Koichi Yamaguchi, Ned Ekins-Daukes and Yoshitaka Okada
Commun Phys, 2021, 4
DOI: 10.1038/s42005-021-00543-1

Engineering Sensitized Photon Upconversion Efficiency via Nanocrystal Wavefunction and Molecular Geometry
Shan He, Runchen Lai, Qike Jiang, Yaoyao Han, Xiao Luo, Yuyang Tian, Xue Liu and Kaifeng Wu
Angew Chem Int Ed, 2020, 59, 17726
DOI: 10.1002/anie.202009066

Solid-State Photon Upconversion Materials: Structural Integrity and Triplet–Singlet Dual Energy Migration
Biplab Joarder, Nobuhiro Yanai and Nobuo Kimizuka
J. Phys. Chem. Lett., 2018, 9, 4613
DOI: 10.1021/acs.jpclett.8b02172

Transparent and Nonflammable Ionogel Photon Upconverters and Their Solute Transport Properties
Yoichi Murakami, Yuki Himuro, Toshiyuki Ito, Ryoutarou Morita, Kazuki Niimi and Noriko Kiyoyanagi
J. Phys. Chem. B, 2016, 120, 748
DOI: 10.1021/acs.jpcb.5b09880

Highly efficient photocatalytic hydrogen generation of g-C3N4-CdS sheets based on plasmon-enhanced triplet–triplet annihilation upconversion
Jiaojiao Fang, Yukai Chen, Wei Wang, Liang Fang, Chunhua Lu, Cheng Zhu, Jiahui Kou, Yaru Ni and Zhongzi Xu
Applied Catalysis B: Environmental, 2019, 258, 117762
DOI: 10.1016/j.apcatb.2019.117762

Enhancing Quantum Yield via Local Symmetry Distortion in Lanthanide-Based Upconverting Nanoparticles
Michael D. Wisser, Stefan Fischer, Peter C. Maurer, Noah D. Bronstein, Steven Chu, A. Paul Alivisatos, Alberto Salleo and Jennifer A. Dionne
ACS Photonics, 2016, 3, 1523
DOI: 10.1021/acsphotonics.6b00166

Efficient Infrared-to-Visible Upconversion with Subsolar Irradiance
Melika Mahboub, Zhiyuan Huang and Ming Lee Tang
Nano Lett., 2016, 16, 7169
DOI: 10.1021/acs.nanolett.6b03503

Exchange controlled triplet fusion in metal–organic frameworks
Dong-Gwang Ha, Ruomeng Wan, Changhae Andrew Kim, Ting-An Lin, Luming Yang, Troy Van Voorhis, Marc A. Baldo and Mircea Dincă
Nat. Mater., 2022, 21, 1275
DOI: 10.1038/s41563-022-01368-1

Lanthanide Ion Doped Upconverting Nanoparticles: Synthesis, Structure and Properties
Chenglin Yan, Haiguang Zhao, Dmitrii F. Perepichka and Federico Rosei
Small, 2016, 12, 3888
DOI: 10.1002/smll.201601565

Triplet-triplet annihilation photon up-conversion: Accessing triplet excited states with minimum energy loss
Mushraf Hussain, Syed S. Razi, Tao Tao and František Hartl
Journal of Photochemistry and Photobiology C: Photochemistry Reviews, 2023, 56, 100618
DOI: 10.1016/j.jphotochemrev.2023.100618

Silicon quantum dot-molecule hybrid systems and their applications
Kefu Wang and Ming Lee Tang
The Journal of Chemical Physics, 2025, 162
DOI: 10.1063/5.0249392

Upconversion lanthanide nanomaterials: basics introduction, synthesis approaches, mechanism and application in photodetector and photovoltaic devices
Baharak Mehrdel, Ali Nikbakht, Azlan Abdul Aziz, Mahmood S. Jameel, Mohammed Ali Dheyab and Pegah Moradi Khaniabadi
Nanotechnology, 2022, 33, 082001
DOI: 10.1088/1361-6528/ac37e3

Highly Effective Near-Infrared to Blue Triplet–Triplet Annihilation Upconversion Nanoparticles for Reversible Photobiocatalysis
Yi Peng, Jia-Yao Li, Fang Qi, Dong-Xue Guo, Ying-Ze Li, Hong-Juan Feng, Lin-Han Jiang, Ming-Yu Zhang, Yun-Xi Liu, Le Zeng and Ling Huang
Nano Lett., 2025, 25, 5291
DOI: 10.1021/acs.nanolett.5c00117

Unlocking the Full Potential of Polymer-Based Solid-State Photon Upconversion
Yuji Sakamoto and Yasunari Tamai
ECS J. Solid State Sci. Technol., 2022, 11, 121005
DOI: 10.1149/2162-8777/acab84

High-performance organic upconversion device with 12% photon to photon conversion efficiency at 980 nm and bio-imaging application in near-infrared region
Yuqing Zhang, Zeyu He, Xiaoyang Du, Jiayue Han, Hui Lin, Caijun Zheng, Jun Wang, Gang Yang and Silu Tao
Opt. Express, 2022, 30, 16644
DOI: 10.1364/OE.454655

Exploring the Versatile Uses of Triplet States: Working Principles, Limitations, and Recent Progress in Phosphorescence, TADF, and TTA
Larissa G. Franca, David G. Bossanyi, Jenny Clark and Paloma Lays dos Santos
ACS Appl. Opt. Mater., 2024, 2, 2476
DOI: 10.1021/acsaom.4c00041

Upconversion of low-energy photons in semiconductor nanostructures for solar energy harvesting
Eric Y. Chen, Christopher Milleville, Joshua M.O. Zide, Matthew F. Doty and Jing Zhang
MRS Energy & Sustainability, 2018, 5
DOI: 10.1557/mre.2018.15

Optical analysis of an integrated solar cell and a photon up converter, providing guidance for future device engineering efforts
Sameh Hamzawy, Pawel Wagner, Joseph K. Gallaher, Timothy W. Schmidt, Attila J. Mozer and Andrew Nattestad
Journal of Applied Physics, 2021, 130
DOI: 10.1063/5.0072034

Photon upconversion with directed emission
K. Börjesson, P. Rudquist, V. Gray and K. Moth-Poulsen
Nat Commun, 2016, 7
DOI: 10.1038/ncomms12689

Photon Upconverting Solid Films with Improved Efficiency for Endowing Perovskite Solar Cells with Near‐Infrared Sensitivity
Mika Kinoshita, Yoichi Sasaki, Shogo Amemori, Naoyuki Harada, Zhanhao Hu, Zonghao Liu, Luis K. Ono, Yabing Qi, Nobuhiro Yanai and Nobuo Kimizuka
ChemPhotoChem, 2020, 4, 5271
DOI: 10.1002/cptc.202000143

Computational technique of thermal comparative examination of Cu and Au nanoparticles suspended in sodium alginate as Sutterby nanofluid via extending PTSC surface
Wasim Jamshed, Rabia Safdar, Zulfiqar Rehman, Maha M. A. Lashin, Mohamed Ehab, Mohamed Moussa and Aysha Rehman
Journal of Applied Biomaterials & Functional Materials, 2022, 20
DOI: 10.1177/22808000221104004

Kinetics of near-infrared-to-visible upconversion in rubrene: An initial excitation of triplets
Pushpendra Kumar, Durga Prasad Kandel, Rajendra Adhikari, Ahibur Rahaman and Khadga J. Karki
Phys. Rev. B, 2021, 104
DOI: 10.1103/PhysRevB.104.L140308

Synthesis of novel tetra (4-tritylphenoxy) substituted metallophthalocyanines and investigation of their aggregation, photovoltaic, solar cell properties
Derya Güngördü Solğun, Sabit Horoz and Mehmet Salih Ağırtaş
Inorganic and Nano-Metal Chemistry, 2018, 48, 508
DOI: 10.1080/24701556.2019.1572624

Sensitizer–host–annihilator ternary-cascaded triplet energy landscape for efficient photon upconversion in the solid state
Yuji Sakamoto, Yasunari Tamai and Hideo Ohkita
The Journal of Chemical Physics, 2020, 153
DOI: 10.1063/5.0025438

Near-Infrared-to-Visible Photon Upconversion with Efficiency Exceeding 21% Sensitized by InAs Quantum Dots
Ruijia Sun, Jianyang Zang, Runchen Lai, Wenxing Yang and Botao Ji
J. Am. Chem. Soc., 2024, 146, 17618
DOI: 10.1021/jacs.4c04997

Vibronic Trimer Design Enhancing Intramolecular Triplet‐Exciton Hopping to Accelerate Triplet‐Triplet Annihilation for Photon Upconversion
Kousuke Higashi, Tsubasa Okamoto, Nanami Iwaya, Eri Sakuda, Christopher W. M. Kay, Tadaaki Ikoma, Masahiro Higashi and Yasuhiro Kobori
Angewandte Chemie, 2025, 137
DOI: 10.1002/ange.202503846

A Study of Redox Mediator Types and Their Quenching Effects on the Triplet–Triplet Annihilation Photon Upconversion Process
Sameh Hamzawy, Pawel Wagner, Takeshi Mori, Kadhim Al-Attafi, Attila J. Mozer and Andrew Nattestad
J. Phys. Chem. C, 2023, 127, 19906
DOI: 10.1021/acs.jpcc.3c04766

Spectroscopy of Resonant Intermediate States for Triplet–Triplet Annihilation Upconversion in Crystalline Rubrene: Radical Ions as Sensitizers
J. Curtis Beimborn, Wyatt Zagorec-Marks and J. Mathias Weber
J. Phys. Chem. Lett., 2020, 11, 7212
DOI: 10.1021/acs.jpclett.0c01999

Thermal and pump power effect in SrMoO4:Er3+-Yb3+ phosphor for thermometry and optical heating
Abhishek Kumar Soni and Vineet Kumar Rai
Chemical Physics Letters, 2017, 667, 226
DOI: 10.1016/j.cplett.2016.12.002

Harvesting Dual-Wavelength Excitation with Plasmon-Enhanced Emission from Upconverting Nanoparticles
Mirali Seyed Shariatdoust, Adriaan L. Frencken, Ali Khademi, Amirhossein Alizadehkhaledi, Frank C. J. M. van Veggel and Reuven Gordon
ACS Photonics, 2018, 5, 3507
DOI: 10.1021/acsphotonics.8b00742

Donor–Acceptor–Collector Ternary Crystalline Films for Efficient Solid-State Photon Upconversion
Taku Ogawa, Masanori Hosoyamada, Brett Yurash, Thuc-Quyen Nguyen, Nobuhiro Yanai and Nobuo Kimizuka
J. Am. Chem. Soc., 2018, 140, 8788
DOI: 10.1021/jacs.8b04542

Triplet Photosensitizers and Their Applications in Triplet–Triplet Annihilation Upconversion
Kaiyue Ye, Muhammad Imran, Xi Chen and Jianzhang Zhao
ACS Appl. Opt. Mater., 2024, 2, 1803
DOI: 10.1021/acsaom.4c00016

Excited State and Transient Chemistry of a Perylene Derivative (DBP). An Untold Story
Jishnudas Chakkamalayath, Gábor Szabó, Jeffrey T. DuBose and Prashant V. Kamat
J. Phys. Chem. A, 2023, 127, 99
DOI: 10.1021/acs.jpca.2c06904

A critical review on the efficiency improvement of upconversion assisted solar cells
Ayush Khare
Journal of Alloys and Compounds, 2020, 821, 153214
DOI: 10.1016/j.jallcom.2019.153214

Plasmonically Enhanced Spectral Upconversion for Improved Performance of GaAs Solar Cells under Nonconcentrated Solar Illumination
Huandong Chen, Sung-Min Lee, Angelo Montenegro, Dongseok Kang, Boju Gai, Haneol Lim, Chayan Dutta, Wanting He, Minjoo Larry Lee, Alexander Benderskii and Jongseung Yoon
ACS Photonics, 2018, 5, 4289
DOI: 10.1021/acsphotonics.8b01245

Triplet Exciton Diffusion and Quenching in Matrix-Free Solid Photon Upconversion Films
Steponas Raišys, Ona Adomėnienė, Povilas Adomėnas, Alexander Rudnick, Anna Köhler and Karolis Kazlauskas
J. Phys. Chem. C, 2021, 125, 3764
DOI: 10.1021/acs.jpcc.0c11048

Near-infrared photon upconversion and solar synthesis using lead-free nanocrystals
Wenfei Liang, Chengming Nie, Jun Du, Yaoyao Han, Guohui Zhao, Fan Yang, Guijie Liang and Kaifeng Wu
Nat. Photon., 2023, 17, 346
DOI: 10.1038/s41566-023-01156-6

Theoretical Analysis of the Effect Provoked by Bromine-Addition on the Thermolysis and Chemiexcitation of a Model Dioxetanone
Luís Pinto da Silva, Rui F. J. Pereira and Joaquim C. G. Esteves da Silva
Journal of Chemistry, 2017, 2017, 1
DOI: 10.1155/2017/1903981

A perspective on triplet fusion upconversion: triplet sensitizers beyond quantum dots
Zachary A. VanOrman, Alexander S. Bieber, Sarah Wieghold and Lea Nienhaus
MRS Communications, 2019, 9, 924
DOI: 10.1557/mrc.2019.115

Photon Management Through Energy Transfer in Halide Perovskite Nanocrystal–Dye Hybrids: Singlet vs Triplet Tuning
Jishnudas Chakkamalayath, Akshaya Chemmangat, Jeffrey T. DuBose and Prashant V. Kamat
Acc. Chem. Res., 2025, 58, 1461
DOI: 10.1021/acs.accounts.5c00097

ZnS Shells Enhance Triplet Energy Transfer from CdSe Nanocrystals for Photon Upconversion
Zhiyuan Huang, Pan Xia, Narek Megerdich, Dmitry A. Fishman, Valentine I. Vullev and Ming Lee Tang
ACS Photonics, 2018, 5, 3089
DOI: 10.1021/acsphotonics.8b00338

Efficient Visible to Near-UV Photochemical Upconversion Sensitized by a Long Lifetime Cu(I) MLCT Complex
Catherine E. McCusker and Felix N. Castellano
Inorg. Chem., 2015, 54, 6035
DOI: 10.1021/acs.inorgchem.5b00907

Highly Effective Near-Infrared Activating Triplet–Triplet Annihilation Upconversion for Photoredox Catalysis
Ling Huang, Wenting Wu, Yang Li, Kai Huang, Le Zeng, Wenhai Lin and Gang Han
J. Am. Chem. Soc., 2020, 142, 18460
DOI: 10.1021/jacs.0c06976

Triplet–Triplet Annihilation via the Triplet Channel in Crystalline 9,10-Diphenylanthracene
Tomoaki Yago, Manami Tashiro, Kiichi Hasegawa, Masao Gohdo, Syuta Tsuchiya, Tadaaki Ikoma and Masanobu Wakasa
J. Phys. Chem. Lett., 2022, 13, 8768
DOI: 10.1021/acs.jpclett.2c01839

MXene-motivated accelerated charge transfer over TMCs quantum dots for solar-powered photoreduction catalysis
Shi-Cheng Zhu, Shen Li, Bo Tang, Hao Liang, Bi-Jian Liu, Guangcan Xiao and Fang-Xing Xiao
Journal of Catalysis, 2021, 404, 56
DOI: 10.1016/j.jcat.2021.09.001

Recent Advances in Understanding Triplet States in Metal Nanoclusters: Their Formation, Energy Transfer, and Applications in Photon Upconversion
Masaaki Mitsui
J. Phys. Chem. Lett., 2024, 15, 12257
DOI: 10.1021/acs.jpclett.4c03003

Multiple exciton generation in quantum dot-based solar cells
Heather Goodwin, Tom C. Jellicoe, Nathaniel J.L.K. Davis and Marcus L. Böhm
Nanophotonics, 2018, 7, 111
DOI: 10.1515/nanoph-2017-0034

Dual-color upconversion luminescence emission from Er:LiNbO3 on-chip ridge waveguides
Yuechen Jia, Yicun Yao, Shixiang Wang, Yingying Ren, Xingjuan Zhao and Feng Chen
Results in Physics, 2021, 27, 104526
DOI: 10.1016/j.rinp.2021.104526

Optimizing Upconversion Quantum Yield via Structural Tuning of Dipyrrolonaphthyridinedione Annihilators
Alexandra J. Lyons, Lukas Naimovičius, Simon K. Zhang and Andrew B. Pun
Angew Chem Int Ed, 2024
DOI: 10.1002/anie.202411003

Nanoengineering Triplet–Triplet Annihilation Upconversion: From Materials to Real-World Applications
Tracy Schloemer, Pournima Narayanan, Qi Zhou, Emma Belliveau, Michael Seitz and Daniel N. Congreve
ACS Nano, 2023, 17, 3259
DOI: 10.1021/acsnano.3c00543

Efficient Broadband Triplet–Triplet Annihilation‐Assisted Photon Upconversion at Subsolar Irradiance in Fully Organic Systems
Angelo Monguzzi, Sergey M. Borisov, Jacopo Pedrini, Ingo Klimant, Mario Salvalaggio, Paolo Biagini, Fabio Melchiorre, Camilla Lelii and Francesco Meinardi
Adv Funct Materials, 2015, 25, 5617
DOI: 10.1002/adfm.201502507

Room-Temperature High-Efficiency Solid-State Triplet–Triplet Annihilation Up-Conversion in Amorphous Poly(olefin sulfone)s
Andrey Turshatov, Dmitry Busko, Natalia Kiseleva, Stephan. L. Grage, Ian A. Howard and Bryce S. Richards
ACS Appl. Mater. Interfaces, 2017, 9, 8280
DOI: 10.1021/acsami.6b12625

Interference-enhanced infrared-to-visible upconversion in solid-state thin films sensitized by colloidal nanocrystals
Mengfei Wu, Joel Jean, Vladimir Bulović and Marc A. Baldo
Applied Physics Letters, 2017, 110
DOI: 10.1063/1.4984136

Non-stationary testing of avalanche-like behavior of up-conversion luminescence
M. V. Korolkov
J. Opt. Soc. Am. B, 2020, 37, 3239
DOI: 10.1364/JOSAB.400997

Photon Upconversion in TTA-Inducing Ionic Liquids: Pinpointing the Role of IL Nanostructured Media Using MD Simulations
Karina Shimizu, Shota Hisamitsu, Nobuhiro Yanai, Nobuo Kimizuka and José N. Canongia Lopes
J. Phys. Chem. B, 2020, 124, 3137
DOI: 10.1021/acs.jpcb.0c00768

All-Solution-Based Aggregation Control in Solid-State Photon Upconverting Organic Model Composites
Hossein Goudarzi and Panagiotis E. Keivanidis
ACS Appl. Mater. Interfaces, 2017, 9, 845
DOI: 10.1021/acsami.6b12704

Roadmap on optical energy conversion
Svetlana V Boriskina, Martin A Green, Kylie Catchpole, Eli Yablonovitch, Matthew C Beard, Yoshitaka Okada, Stephan Lany, Talia Gershon, Andriy Zakutayev, Mohammad H Tahersima, Volker J Sorger, Michael J Naughton, Krzysztof Kempa, Mario Dagenais, Yuan Yao, Lu Xu, Xing Sheng, Noah D Bronstein, John A Rogers, A Paul Alivisatos, Ralph G Nuzzo, Jeffrey M Gordon, Di M Wu, Michael D Wisser, Alberto Salleo, Jennifer Dionne, Peter Bermel, Jean-Jacques Greffet, Ivan Celanovic, Marin Soljacic, Assaf Manor, Carmel Rotschild, Aaswath Raman, Linxiao Zhu, Shanhui Fan and Gang Chen
J. Opt., 2016, 18, 073004
DOI: 10.1088/2040-8978/18/7/073004

Organic Polymer Hosts for Triplet–Triplet Annihilation Upconversion Systems
Michael J. Bennison, Abigail R. Collins, Bolong Zhang and Rachel C. Evans
Macromolecules, 2021, 54, 5287
DOI: 10.1021/acs.macromol.1c00133

Stimuli‐Responsive Molecular Photon Upconversion
Nobuhiro Yanai and Nobuo Kimizuka
Angewandte Chemie, 2020, 132, 10336
DOI: 10.1002/ange.202001325

Photocatalysis Based on Metal Halide Perovskites for Organic Chemical Transformations
Metikoti Jagadeeswararao, Raquel E. Galian and Julia Pérez-Prieto
Nanomaterials, 2023, 14, 94
DOI: 10.3390/nano14010094

Recent Progress in Photonic Upconversion Materials for Organic Lanthanide Complexes
Hong-Ju Yin, Zhong-Gui Xiao, Yansong Feng and Chang-Jiang Yao
Materials, 2023, 16, 5642
DOI: 10.3390/ma16165642

Computational Discovery of Intermolecular Singlet Fission Materials Using Many-Body Perturbation Theory
Xiaopeng Wang, Siyu Gao, Yiqun Luo, Xingyu Liu, Rithwik Tom, Kaiji Zhao, Vincent Chang and Noa Marom
J. Phys. Chem. C, 2024, 128, 7841
DOI: 10.1021/acs.jpcc.4c01340

Critical Sensitizer Quality Attributes for Efficient Triplet–Triplet Annihilation Upconversion with Low Power Density Thresholds
Nikita A. Durandin, Jussi Isokuortti, Alexander Efimov, Elina Vuorimaa-Laukkanen, Nikolai V. Tkachenko and Timo Laaksonen
J. Phys. Chem. C, 2019, 123, 22865
DOI: 10.1021/acs.jpcc.9b08026

Enhancing Triplet‐Triplet Annihilation Upconversion of Pyrene Derivatives for Photoredox Catalysis via Molecular Engineering
Xiaojuan Song, Heyuan Liu, Shanshan Liu, Tianyu Li, Liping Lv, Boce Cui, Tianying Wang, Wenmiao Chen, Yanli Chen and Xiyou Li
Chemistry A European J, 2024, 30
DOI: 10.1002/chem.202302520

Magnetic fields reveal signatures of triplet-pair multi-exciton photoluminescence in singlet fission
Jiale Feng, Parisa Hosseinabadi, Damon M. de Clercq, Ben P. Carwithen, Michael P. Nielsen, Matthew W. Brett, Shyamal K. K. Prasad, Adam A. D. Farahani, Hsiu L. Li, Samuel N. Sanders, Jonathon E. Beves, N. J. Ekins-Daukes, Jared H. Cole, Pall Thordarson, David M. Huang, Murad J. Y. Tayebjee and Timothy W. Schmidt
Nat. Chem., 2024, 16, 1861
DOI: 10.1038/s41557-024-01591-0

High Photon Upconversion Efficiency with Hybrid Triplet Sensitizers by Ultrafast Hole‐Routing in Electronic‐Doped Nanocrystals
Alessandra Ronchi, Chiara Capitani, Valerio Pinchetti, Graziella Gariano, Matteo L. Zaffalon, Francesco Meinardi, Sergio Brovelli and Angelo Monguzzi
Advanced Materials, 2020, 32
DOI: 10.1002/adma.202002953

Light‐Harvesting Organic Nanocrystals Capable of Photon Upconversion
Li Li, Yi Zeng, Tianjun Yu, Jinping Chen, Guoqiang Yang and Yi Li
ChemSusChem, 2017, 10, 4610
DOI: 10.1002/cssc.201701389

Confinement‐Enhanced Multi‐Wavelength Photon Upconversion Based on Triplet–Triplet Annihilation in Nanostructured Glassy Polymers
Xueqian Hu, Luca Pollice, Alessandra Ronchi, Marco Roccanova, Michele Mauri, Davide Lardani, Dimitri Vanhecke, Angelo Monguzzi and Christoph Weder
Advanced Science, 2025, 12
DOI: 10.1002/advs.202415160

Performance enhancement of bulk heterojunction organic solar cells using photon upconverter
Faysal Hakim and Md. Kawsar Alam
Solar Energy, 2019, 191, 300
DOI: 10.1016/j.solener.2019.08.073

Dual-layered up-conversion films with tunable multi-peaks spectrum for efficient photocatalytic degradation
Xue Li, Wenting Liu, Jiaojiao Fang, Hengming Huang, Cheng Zhu, Yaru Ni, Liang Fang, Jiahui Kou, Chunhua Lu and Zhongzi Xu
Journal of Photochemistry and Photobiology A: Chemistry, 2021, 417, 113360
DOI: 10.1016/j.jphotochem.2021.113360

A Comprehensive Review on Perovskite Solar Cells Integrated Photo‐supercapacitors and Perovskites‐Based Electrochemical Supercapacitors
Md. Mahbubur Rahman
The Chemical Record, 2024, 24
DOI: 10.1002/tcr.202300183

Position isomers of Ru(II) polypyridine complexes with tunable photophysical properties, aggregation-induced phosphorescence enhancement and application in triplet-triplet annihilated upconversion
Zuo-Qin Liang, Zhi-Yang Zou, Guo-Liang Dai, Xiao-Mei Wang and Xu-Tang Tao
Dyes and Pigments, 2020, 180, 108489
DOI: 10.1016/j.dyepig.2020.108489

Stimuli‐Responsive Dual‐Color Photon Upconversion: A Singlet‐to‐Triplet Absorption Sensitizer in a Soft Luminescent Cyclophane
Kazuma Mase, Yoichi Sasaki, Yoshimitsu Sagara, Nobuyuki Tamaoki, Christoph Weder, Nobuhiro Yanai and Nobuo Kimizuka
Angewandte Chemie, 2018, 130, 2856
DOI: 10.1002/ange.201712644

Acrylate and methacrylate derivatives of fullerenes as electron-selective buffer layer materials for inverted organic solar cells
Yuliya N. Biglova, Diana K. Susarova, Azat F. Akbulatov, Akhat G. Mustafin, Pavel A. Troshin and Mansur S. Miftakhov
Mendeleev Communications, 2015, 25, 348
DOI: 10.1016/j.mencom.2015.09.010

Triplets with a Twist: Ultrafast Intersystem Crossing in a Series of Electron Acceptor Materials Driven by Conformational Disorder
Sai Shruthi Murali, Joseph K. Gallaher, Céline Janiseck, Elliot J. Tay, Isabella Wagner, Karen E. Thorn, Aleksandra Ilina, Ronnie R. Tamming, Jiayu Wang, Clément Sester, Joshua J. Sutton, Michael B. Price, Keith C. Gordon, Kai Chen, Xiaowei Zhan, Justin M. Hodgkiss and Paul A. Hume
J. Am. Chem. Soc., 2023, 145, 732
DOI: 10.1021/jacs.2c12605

Intramolecular Versus Intermolecular Triplet Fusion in Multichromophoric Photochemical Upconversion
Can Gao, Shyamal K. K. Prasad, Bolong Zhang, Miroslav Dvořák, Murad J. Y. Tayebjee, Dane R. McCamey, Timothy W. Schmidt, Trevor A. Smith and Wallace W. H. Wong
J. Phys. Chem. C, 2019, 123, 20181
DOI: 10.1021/acs.jpcc.9b07098

Visible-Light-Driven Triplet Sensitization of Polycyclic Aromatic Hydrocarbons Using Thionated Perinones
Jonathan R. Palmer, Kaylee A. Wells, James E. Yarnell, Joseph M. Favale and Felix N. Castellano
J. Phys. Chem. Lett., 2020, 11, 5092
DOI: 10.1021/acs.jpclett.0c01634

Designing Semiconductor Nanowires for Efficient Photon Upconversion via Heterostructure Engineering
Mattias Jansson, Fumitaro Ishikawa, Weimin M. Chen and Irina A. Buyanova
ACS Nano, 2022, 16, 12666
DOI: 10.1021/acsnano.2c04287

Two to One: Entropic Considerations in Upconversion
Tomi K. Baikie, Oliver Nix, Marc A. Baldo and Neil C. Greenham
J. Phys. Chem. Lett., 2025, 16, 7288
DOI: 10.1021/acs.jpclett.5c00881

Application of Visible‐to‐UV Photon Upconversion to Photoredox Catalysis: The Activation of Aryl Bromides
Michal Majek, Uwe Faltermeier, Bernhard Dick, Raúl Pérez‐Ruiz and Axel Jacobi von Wangelin
Chemistry A European J, 2015, 21, 15496
DOI: 10.1002/chem.201502698

Triplet–Triplet Annihilation Upconversion in Broadly Absorbing Layered Film Systems for Sub-Bandgap Photocatalysis
Anna L. Hagstrom, Seunghyun Weon, Wonyong Choi and Jae-Hong Kim
ACS Appl. Mater. Interfaces, 2019, 11, 13304
DOI: 10.1021/acsami.9b01945

Thioetherification Inducing Efficient Excited Triplet State and Singlet Oxygen Generation: Heavy Atom-Free BODIPY Photosensitizer Based on the S1(n,π*) State
Wenbin Hu, Xian-Fu Zhang and Mingyu Liu
J. Phys. Chem. C, 2021, 125, 5233
DOI: 10.1021/acs.jpcc.1c00001

Energy Flow in Hybrid Organic/Inorganic Systems for Triplet–Triplet Annihilation Upconversion
Yuming Deng, Lan Jiang, Libai Huang and Tong Zhu
ACS Energy Lett., 2022, 7, 847
DOI: 10.1021/acsenergylett.1c02648

Semiconductor Nanocrystal Light Absorbers for Photon Upconversion
Zhiyuan Huang and Ming Lee Tang
J. Phys. Chem. Lett., 2018, 9, 6198
DOI: 10.1021/acs.jpclett.8b02154

Photochemical Upconversion Theory: Importance of Triplet Energy Levels and Triplet Quenching
David Jefferies, Timothy W. Schmidt and Laszlo Frazer
Phys. Rev. Applied, 2019, 12
DOI: 10.1103/PhysRevApplied.12.024023

Molecular Triplet Sensitization and Photon Upconversion Using Colloidal Semiconductor Nanocrystals
Yaoyao Han, Shan He and Kaifeng Wu
ACS Energy Lett., 2021, 6, 3151
DOI: 10.1021/acsenergylett.1c01348

Machine learning classification for field distributions of photonic modes
Carlo Barth and Christiane Becker
Commun Phys, 2018, 1
DOI: 10.1038/s42005-018-0060-1

Trap state mediated triplet energy transfer from CdSe quantum dots to molecular acceptors
Tao Jin and Tianquan Lian
The Journal of Chemical Physics, 2020, 153
DOI: 10.1063/5.0022061

Precise Control of Localized Surface Plasmon Wavelengths Is Needed for Effective Enhancement of Triplet–Triplet Annihilation-Based Upconversion Emission
Shota Jin, Kosuke Sugawa, Naoto Takeshima, Hironobu Tahara, Shuto Igari, Satoshi Yoshinari, Yuri Kurihara, Shiryu Watanabe, Masami Enoki, Kenta Sato, Wataru Inoue, Kyo Tokuda, Tsuyoshi Akiyama, Ryuzi Katoh, Kouichi Takase, Hiroaki Ozawa, Toshiya Okazaki, Takayuki Watanabe and Joe Otsuki
ACS Photonics, 2018, 5, 5025
DOI: 10.1021/acsphotonics.8b01292

Ruthenium complexes based dye sensitized solar cells: Fundamentals and research trends
Neeraj Tomar, Anupam Agrawal, Vijaypal Singh Dhaka and Praveen K. Surolia
Solar Energy, 2020, 207, 59
DOI: 10.1016/j.solener.2020.06.060

Bypassing the statistical limit of singlet generation in sensitized upconversion using fluorinated conjugated systems
Luca Vaghi, Fabio Rizzo, Jacopo Pedrini, Anna Mauri, Francesco Meinardi, Ugo Cosentino, Claudio Greco, Angelo Monguzzi and Antonio Papagni
Photochem Photobiol Sci, 2022, 21, 913
DOI: 10.1007/s43630-022-00225-z

New Triplet Sensitization Routes for Photon Upconversion: Thermally Activated Delayed Fluorescence Molecules, Inorganic Nanocrystals, and Singlet-to-Triplet Absorption
Nobuhiro Yanai and Nobuo Kimizuka
Acc. Chem. Res., 2017, 50, 2487
DOI: 10.1021/acs.accounts.7b00235

Upconversion solar cell measurements under real sunlight
Stefan Fischer, Aruna Ivaturi, Peter Jakob, Karl W. Krämer, Rosa Martin-Rodriguez, Andries Meijerink, Bryce Richards and Jan Christoph Goldschmidt
Optical Materials, 2018, 84, 389
DOI: 10.1016/j.optmat.2018.05.072

Single Platinum Atom Doping to Silver Clusters Enables Near‐Infrared‐to‐Blue Photon Upconversion
Yoshiki Niihori, Yuki Wada and Masaaki Mitsui
Angewandte Chemie, 2021, 133, 2858
DOI: 10.1002/ange.202013725

Photon Upconversion at Crystalline Organic–Organic Heterojunctions
Michael Oldenburg, Andrey Turshatov, Dmitry Busko, Stephanie Wollgarten, Michael Adams, Nicolò Baroni, Alexander Welle, Engelbert Redel, Christof Wöll, Bryce S. Richards and Ian A. Howard
Advanced Materials, 2016, 28, 8477
DOI: 10.1002/adma.201601718

Green to Blue Annihilated Upconversion from a Simple Iridium(III) Sensitizer with Carboxylic Group
Yuyang Zhou, Qingqing Zhang, Xiaomei Wang, Saijiang Zhu, Changqing Ye, Nan Xu, Zhengying Wu, Haonan Ma, Xingchen Zhou, Ruimei Leng, Ligen Wang and Wenshuai He
ChemistrySelect, 2016, 1, 2630
DOI: 10.1002/slct.201600386

Interdependence of photon upconversion performance and antisolvent processing in thin-film halide perovskite-sensitized triplet–triplet annihilators
Karunanantharajah Prashanthan, Boris Naydenov, Klaus Lips, Eva Unger and Rowan W. MacQueen
The Journal of Chemical Physics, 2020, 153
DOI: 10.1063/5.0026564

Defect engineering of inorganic sensitizers for efficient triplet–triplet annihilation upconversion
Nan Gong, Beibei Xu, Junyao Mo, Tao Man and Jianrong Qiu
Trends in Chemistry, 2023, 5, 295
DOI: 10.1016/j.trechm.2023.01.007

Application of singlet sink approach for matrix-free amorphous photon upconversion films
Steponas Raišys, Ona Adomėnienė, Povilas Adomėnas, Saulius Juršėnas and Karolis Kazlauskas
Dyes and Pigments, 2021, 194, 109565
DOI: 10.1016/j.dyepig.2021.109565

Electronic Structure at the Perovskite/Rubrene Interface: The Effect of Surface Termination
Nicholas P. Sloane, Christopher G. Bailey, Jared H. Cole, Timothy W. Schmidt, Dane R. McCamey and Mykhailo V. Klymenko
J. Phys. Chem. C, 2025, 129, 889
DOI: 10.1021/acs.jpcc.4c07074

Optical temperature sensing behavior and upconversion luminescence in Y2O3:Ho/Yb nanocrystal
Jiyou Yang, Hao Ren, Shiran Ma, Yawei Liang and Linmei Yang
J Mater Sci: Mater Electron, 2025, 36
DOI: 10.1007/s10854-024-14085-z

Perovskite Nano‐Heterojunctions: Synthesis, Structures, Properties, Challenges, and Prospects
Xiangxing Xu and Xun Wang
Small Structures, 2020, 1
DOI: 10.1002/sstr.202000009

Photochemical Upconversion: The Primacy of Kinetics
Timothy W. Schmidt and Felix N. Castellano
J. Phys. Chem. Lett., 2014, 5, 4062
DOI: 10.1021/jz501799m

Application of Triplet–Triplet Annihilation Upconversion in Organic Optoelectronic Devices: Advances and Perspectives
Can Gao, Wallace W. H. Wong, Zhengsheng Qin, Shih‐Chun Lo, Ebinazar B. Namdas, Huanli Dong and Wenping Hu
Advanced Materials, 2021, 33
DOI: 10.1002/adma.202100704

Singlet and Triplet Exciton Dynamics of Violanthrone
Elham M. Gholizadeh, Shyamal K. K. Prasad, Lara V. Gillan, Michael P. Nielsen, N. J. Ekins-Daukes, Dane R. McCamey, Murad J. Y. Tayebjee and Timothy W. Schmidt
J. Phys. Chem. C, 2021, 125, 22464
DOI: 10.1021/acs.jpcc.1c06848

Integrated Photon Upconversion Solar Cell via Molecular Self-Assembled Bilayers
Sean P. Hill, Tristan Dilbeck, Enric Baduell and Kenneth Hanson
ACS Energy Lett., 2016, 1, 3
DOI: 10.1021/acsenergylett.6b00001

Investigation of structural, morphological, electronic and photovoltaic properties of Co(II) complex with ligand
D. Kilinc, O. Sahin and S. Horoz
J Mater Sci: Mater Electron, 2018, 29, 9780
DOI: 10.1007/s10854-018-9017-0

Triplet Energy Transfer from PbS(Se) Nanocrystals to Rubrene: the Relationship between the Upconversion Quantum Yield and Size
Melika Mahboub, Hadi Maghsoudiganjeh, Andrew Minh Pham, Zhiyuan Huang and Ming Lee Tang
Adv Funct Materials, 2016, 26, 6091
DOI: 10.1002/adfm.201505623

Emerging Nonaqueous Aluminum‐Ion Batteries: Challenges, Status, and Perspectives
Yu Zhang, Shiqi Liu, Yongjun Ji, Jianmin Ma and Haijun Yu
Advanced Materials, 2018, 30
DOI: 10.1002/adma.201706310

Multifunctional stannum oxide compact bilayer modified by europium and erbium respectively doped ytterbium fluoride for high-performance dye-sensitized solar cell
Jingyi Yue, Yaoming Xiao, Yanping Li and Gaoyi Han
Electrochimica Acta, 2017, 248, 333
DOI: 10.1016/j.electacta.2017.07.153

Optics for terawatt-scale photovoltaics: review and perspectives
Klaus Jäger, Urs Aeberhard, Esther Alarcon Llado, Benedikt Bläsi, Sven Burger, Bruno Ehrler, Wilfried Favre, Antonín Fejfar, Tristan Gageot, Ivan Gordon, Henning Helmers, Oliver Höhn, Olindo Isabella, Marko Jošt, Martin Ledinský, Jyotirmoy Mandal, Phillip Manley, Delfina Muñoz, Zunaid Omair, Juan Camilo Ortiz Lizcano, Ulrich W. Paetzold, Aaswath P. Raman, Hitoshi Sai, Rebecca Saive, Martina Schmid, Eli Yablonovitch and Christiane Becker
Adv. Opt. Photon., 2025, 17, 185
DOI: 10.1364/AOP.530556

Lanthanide-doped inorganic nanoparticles turn molecular triplet excitons bright
Sanyang Han, Renren Deng, Qifei Gu, Limeng Ni, Uyen Huynh, Jiangbin Zhang, Zhigao Yi, Baodan Zhao, Hiroyuki Tamura, Anton Pershin, Hui Xu, Zhiyuan Huang, Shahab Ahmad, Mojtaba Abdi-Jalebi, Aditya Sadhanala, Ming Lee Tang, Artem Bakulin, David Beljonne, Xiaogang Liu and Akshay Rao
Nature, 2020, 587, 594
DOI: 10.1038/s41586-020-2932-2

Benzene Excimer and Excited Multimers: Electronic Character, Interaction Nature, and Aromaticity
Aitor Diaz-Andres and David Casanova
J. Phys. Chem. Lett., 2021, 12, 7400
DOI: 10.1021/acs.jpclett.1c01908

Exciplex-Sensitized Triplet–Triplet Annihilation in Heterojunction Organic Thin-Film
Bo-Yen Lin, Connor J. Easley, Chia-Hsun Chen, Po-Chen Tseng, Ming-Zer Lee, Pin-Hao Sher, Juen-Kai Wang, Tien-Lung Chiu, Chi-Feng Lin, Christopher J. Bardeen and Jiun-Haw Lee
ACS Appl. Mater. Interfaces, 2017, 9, 10963
DOI: 10.1021/acsami.6b16397

Lanthanide-Ion-Doping Effect on the Morphology and the Structure of NaYF4:Ln3+ Nanoparticles
Nikita A. Bogachev, Anna A. Betina, Tatyana S. Bulatova, Viktor G. Nosov, Stefaniia S. Kolesnik, Ilya I. Tumkin, Mikhail N. Ryazantsev, Mikhail Yu. Skripkin and Andrey S. Mereshchenko
Nanomaterials, 2022, 12, 2972
DOI: 10.3390/nano12172972

Nanoporous Solid-State Sensitization of Triplet Fusion Upconversion
Thilini Ishwara, Jiale Feng, Damon M. de Clercq, Rugang Geng, Jessica Alves, Dane R. McCamey, Michael. P. Nielsen and Timothy W. Schmidt
ACS Energy Lett., 2023, 8, 4078
DOI: 10.1021/acsenergylett.3c01678

Revealing the influence of steric bulk on the triplet–triplet annihilation upconversion performance of conjugated polymers
Riley O’shea, William J. Kendrick, Can Gao, Tze Cin Owyong, Jonathan M. White, Kenneth P. Ghiggino and Wallace W. H. Wong
Sci Rep, 2021, 11
DOI: 10.1038/s41598-021-99179-y

Triplet sensitization via charge recombination at organic heterojunction for efficient near-infrared to visible solid-state photon upconversion
Yuji Sakamoto, Seiichiro Izawa, Hideo Ohkita, Masahiro Hiramoto and Yasunari Tamai
Commun Mater, 2022, 3
DOI: 10.1038/s43246-022-00300-z

Energy Transfer in Metal–Organic Frameworks and Its Applications
Wenqian Cao, Ying Tang, Yuanjing Cui and Guodong Qian
Small Structures, 2020, 1
DOI: 10.1002/sstr.202000019

Spin-enabled photochemistry using nanocrystal-molecule hybrids
Meng Liu, Junhui Wang, Guijie Liang, Xiao Luo, Guohui Zhao, Shan He, Lifeng Wang, Wenfei Liang, Juntao Li and Kaifeng Wu
Chem, 2022, 8, 1720
DOI: 10.1016/j.chempr.2022.03.003

Influence of Molecular Orientation and Exciton Transfer Rates on Solid-State Triplet–Triplet Annihilation Photon Upconversion
Kuniyuki Miwa, Tsubasa Okamoto, Yasuhiro Kobori and Akihito Ishizaki
J. Phys. Chem. C, 2025, 129, 12904
DOI: 10.1021/acs.jpcc.5c02994

Energy Cascade in Halide Perovskite-Multiple Chromophore Films: Direct versus Mediated Transfer
Jishnudas Chakkamalayath, Lauren E. Martin and Prashant V. Kamat
ACS Photonics, 2024, 11, 1821
DOI: 10.1021/acsphotonics.4c00354

Photocatalytic Water-Splitting Enhancement by Sub-Bandgap Photon Harvesting
Angelo Monguzzi, Amadeus Oertel, Daniele Braga, Andreas Riedinger, David K. Kim, Philippe N. Knüsel, Alberto Bianchi, Michele Mauri, Roberto Simonutti, David J. Norris and Francesco Meinardi
ACS Appl. Mater. Interfaces, 2017, 9, 40180
DOI: 10.1021/acsami.7b10829

Near-Infrared-to-Visible Photon Upconversion Enabled by Conjugated Porphyrinic Sensitizers under Low-Power Noncoherent Illumination
Jean-Hubert Olivier, Yusong Bai, Hyounsoo Uh, Hyejin Yoo, Michael J. Therien and Felix N. Castellano
J. Phys. Chem. A, 2015, 119, 5642
DOI: 10.1021/acs.jpca.5b03199

Enzymatic enhancing of triplet–triplet annihilation upconversion by breaking oxygen quenching for background-free biological sensing
Ling Huang, Timmy Le, Kai Huang and Gang Han
Nat Commun, 2021, 12
DOI: 10.1038/s41467-021-22282-1

Photon upconversion sensitized by a Ru(II)-pyrenyl chromophore
Fan Deng, Megan S. Lazorski and Felix N. Castellano
Phil. Trans. R. Soc. A., 2015, 373, 20140322
DOI: 10.1098/rsta.2014.0322

Prospective Life-Cycle Modeling of Quantum Dot Nanoparticles for Use in Photon Upconversion Devices
Sanna Wickerts, Rickard Arvidsson, Björn A. Sandén, Gregory Peters, Lili Hou and Bo Albinsson
ACS Sustainable Chem. Eng., 2021, 9, 5187
DOI: 10.1021/acssuschemeng.1c00376

Oligo(ethylene glycol)/alkyl‐modified Chromophore Assemblies for Photon Upconversion in Water
Rena Haruki, Hironori Kouno, Masanori Hosoyamada, Taku Ogawa, Nobuhiro Yanai and Nobuo Kimizuka
Chemistry — An Asian Journal, 2019, 14, 1723
DOI: 10.1002/asia.201801666

Thermally activated delayed fluorescence molecules and their new applications aside from OLEDs
Wenlong Chen and Fengling Song
Chinese Chemical Letters, 2019, 30, 1717
DOI: 10.1016/j.cclet.2019.08.032

Red-to-Blue Photon Upconversion Enabled by One-Dimensional CdTe Nanorods
Zachary A. VanOrman, Carl R. Conti, Geoffrey F. Strouse and Lea Nienhaus
Chem. Mater., 2021, 33, 452
DOI: 10.1021/acs.chemmater.0c04468

Absolute Method to Certify Quantum Yields of Photon Upconversion via Triplet–Triplet Annihilation
Nobuhiro Yanai, Kengo Suzuki, Taku Ogawa, Yoichi Sasaki, Naoyuki Harada and Nobuo Kimizuka
J. Phys. Chem. A, 2019, 123, 10197
DOI: 10.1021/acs.jpca.9b08636

Line Verification in Luminescence Spectra of Fluorophosphate Glass Doped with Ytterbium and Thulium Ions by the Degree of Nonlinearity of Up-Conversion Processes
M. V. Korolkov, I. A. Khodasevich, A. S. Piotukh, A. S. Grabtchikov, E. V. Kolobkova, Thuy Van Nguyen and D. S. Mogilevtsev
J Appl Spectrosc, 2023, 90, 982
DOI: 10.1007/s10812-023-01622-7

Boost in Solid‐State Photon Upconversion Efficiency through Combined Approach of Melt‐Processing and Purification
Steponas Raišys, Saulius Juršėnas and Karolis Kazlauskas
Solar RRL, 2022, 6
DOI: 10.1002/solr.202100873

Triplet-Sensitization by Lead Halide Perovskite Thin Films for Near-Infrared-to-Visible Upconversion
Lea Nienhaus, Juan-Pablo Correa-Baena, Sarah Wieghold, Markus Einzinger, Ting-An Lin, Katherine E. Shulenberger, Nathan D. Klein, Mengfei Wu, Vladimir Bulović, Tonio Buonassisi, Marc A. Baldo and Moungi G. Bawendi
ACS Energy Lett., 2019, 4, 888
DOI: 10.1021/acsenergylett.9b00283

The Role of Triplet Exciton Diffusion in Light-Upconverting Polymer Glasses
Steponas Raišys, Karolis Kazlauskas, Saulius Juršėnas and Yoan C. Simon
ACS Appl. Mater. Interfaces, 2016, 8, 15732
DOI: 10.1021/acsami.6b03888

Ionic‐Liquid‐Based, Sustainable Wavelength‐Shifting Materials for Energy Conversion: A Minireview
Ziaur Rahman and Sudhir Kumar Das
ChemistrySelect, 2022, 7
DOI: 10.1002/slct.202103898

Photon‐Upconverting Ionic Liquids: Effective Triplet Energy Migration in Contiguous Ionic Chromophore Arrays
Shota Hisamitsu, Nobuhiro Yanai and Nobuo Kimizuka
Angew Chem Int Ed, 2015, 54, 11550
DOI: 10.1002/anie.201505168

Origin of Intersystem Crossing in Red-Light Absorbing Bodipy Derivatives: Time-Resolved Transient Optical and Electron Paramagnetic Resonance Spectral Studies with Twisted and Planar Compounds
Muhammad Imran, Ivan Kurganskii, Partha Maity, Fabiao Yu, Jianzhang Zhao, Gagik G. Gurzadyan, Bernhard Dick, Omar F. Mohammed and Matvey Fedin
J. Phys. Chem. B, 2024, 128, 9859
DOI: 10.1021/acs.jpcb.4c05418

Stimuli‐Responsive Molecular Photon Upconversion
Nobuhiro Yanai and Nobuo Kimizuka
Angew Chem Int Ed, 2020, 59, 10252
DOI: 10.1002/anie.202001325

Triplet Sensitization by “Self-Trapped” Excitons of Nontoxic CuInS2 Nanocrystals for Efficient Photon Upconversion
Yaoyao Han, Shan He, Xiao Luo, Yulu Li, Zongwei Chen, Wanchao Kang, Xiuli Wang and Kaifeng Wu
J. Am. Chem. Soc., 2019, 141, 13033
DOI: 10.1021/jacs.9b07033

Endothermic and Exothermic Energy Transfer Made Equally Efficient for Triplet–Triplet Annihilation Upconversion
Jussi Isokuortti, Srinivasa Rao Allu, Alexander Efimov, Elina Vuorimaa-Laukkanen, Nikolai V. Tkachenko, Sergei A. Vinogradov, Timo Laaksonen and Nikita A. Durandin
J. Phys. Chem. Lett., 2020, 11, 318
DOI: 10.1021/acs.jpclett.9b03466

Near‐Infrared‐to‐Visible Photon Upconversion by Introducing an S−T Absorption Sensitizer into a Metal‐Organic Framework
Biplab Joarder, Arijit Mallick, Yoichi Sasaki, Mika Kinoshita, Rena Haruki, Yusuke Kawashima, Nobuhiro Yanai and Nobuo Kimizuka
ChemNanoMat, 2020, 6, 916
DOI: 10.1002/cnma.202000019

Simple and Versatile Platform for Air-Tolerant Photon Upconverting Hydrogels by Biopolymer–Surfactant–Chromophore Co-assembly
Pankaj Bharmoria, Shota Hisamitsu, Hisanori Nagatomi, Taku Ogawa, Masa-aki Morikawa, Nobuhiro Yanai and Nobuo Kimizuka
J. Am. Chem. Soc., 2018, 140, 10848
DOI: 10.1021/jacs.8b05821

Application of Metal-Organic Frameworks and Covalent Organic Frameworks as (Photo)Active Material in Hybrid Photovoltaic Technologies
Onur Yildirim, Matteo Bonomo, Nadia Barbero, Cesare Atzori, Bartolomeo Civalleri, Francesca Bonino, Guido Viscardi and Claudia Barolo
Energies, 2020, 13, 5602
DOI: 10.3390/en13215602

Intermediate Electronic Coupling via Silane and Germane Bridges in Silicon Quantum Dot–Molecular Hybrid Systems
Nhien Q. Nguyen, Sina G. Lewis, Kefu Wang, Honghao Wang, Aracely Gonzalez, Lorenzo Mangolini, Sean T. Roberts, Ming Lee Tang, Joel D. Eaves and Timothy A. Su
Nano Lett., 2025, 25, 5299
DOI: 10.1021/acs.nanolett.5c00169

Sensitizer-Free Photon Upconversion in Single-Component Brominated Aromatic Crystals
Keisuke Okumura, Masaya Matsuki, Teppei Yamada, Nobuhiro Yanai and Nobuo Kimizuka
ChemistrySelect, 2017, 2, 7597
DOI: 10.1002/slct.201701769

Advancement of technology towards high-performance non-aqueous aluminum-ion batteries
Ting-Ting Wei, Panpan Peng, Si-Yu Qi, Yan-Rong Zhu and Ting-Feng Yi
Journal of Energy Chemistry, 2021, 57, 169
DOI: 10.1016/j.jechem.2020.08.035

DNA-Based Assemblies for Photochemical Upconversion
Saymore Mutsamwira, Eric W. Ainscough, Ashton C. Partridge, Peter J. Derrick and Vyacheslav V. Filichev
J. Phys. Chem. B, 2015, 119, 14045
DOI: 10.1021/acs.jpcb.5b07489

Triplet Sensitization and Photon Upconversion Using InP-Based Quantum Dots
Runchen Lai, Youbao Sang, Yang Zhao and Kaifeng Wu
J. Am. Chem. Soc., 2020, 142, 19825
DOI: 10.1021/jacs.0c09547

The Triplet–Triplet Annihilation Efficiency of Some 9,10-Substituted Diphenyl Anthracene Variants—A Decisive Analysis from Kinetic Rate Constants
Mikael Lindgren, Victoria M. Bjelland, Thor-Bernt Melø, Callum McCracken, Satoshi Seo and Harue Nakashima
Optics, 2025, 6, 8
DOI: 10.3390/opt6010008

Molecular–Supramolecular Light Harvesting for Photochemical Energy Conversion: Making Every Photon Count
Yi Zeng, Jinping Chen, Tianjun Yu, Guoqiang Yang and Yi Li
ACS Energy Lett., 2017, 2, 357
DOI: 10.1021/acsenergylett.6b00652

Photoredox catalysis using infrared light via triplet fusion upconversion
Benjamin D. Ravetz, Andrew B. Pun, Emily M. Churchill, Daniel N. Congreve, Tomislav Rovis and Luis M. Campos
Nature, 2019, 565, 343
DOI: 10.1038/s41586-018-0835-2

Recent Advances in the Photoreactions Triggered by Porphyrin-Based Triplet–Triplet Annihilation Upconversion Systems: Molecular Innovations and Nanoarchitectonics
Bin Yao, Hongfei Sun, Youzhou He, Song Wang and Xingyan Liu
IJMS, 2022, 23, 8041
DOI: 10.3390/ijms23148041

Improving spectral modification for applications in solar cells: A review
Joseph Day, S. Senthilarasu and Tapas K. Mallick
Renewable Energy, 2019, 132, 186
DOI: 10.1016/j.renene.2018.07.101

Nanoparticles used for fingermark detection—A comprehensive review
Fehmida K. Kanodarwala, Sébastien Moret, Xanthe Spindler, Chris Lennard and Claude Roux
WIREs Forensic Science, 2019, 1
DOI: 10.1002/wfs2.1341

New Bichromophoric Triplet Photosensitizer Designs and Their Application in Triplet–Triplet Annihilation Upconversion
Xinyan Guo, Yiming Liu, Qi Chen, Dahui Zhao and Yuguo Ma
Advanced Optical Materials, 2018, 6
DOI: 10.1002/adom.201700981

Singlet-to-Triplet Absorption for Near-Infrared-to-Visible Photon Upconversion
Yoichi Sasaki, Shogo Amemori, Nobuhiro Yanai and Nobuo Kimizuka
Bulletin of the Chemical Society of Japan, 2021, 94, 1760
DOI: 10.1246/bcsj.20210114

Stable and low-threshold photon upconversion in nondegassed water by organic crystals
Yoichi Murakami and Riku Enomoto
Front. Chem., 2023, 11
DOI: 10.3389/fchem.2023.1217260

Visible‐to‐UV Photon Upconversion in Nanostructured Chromophoric Ionic Liquids
Shota Hisamitsu, Junji Miyano, Keisuke Okumura, Joseph Ka‐Ho Hui, Nobuhiro Yanai and Nobuo Kimizuka
ChemistryOpen, 2020, 9, 14
DOI: 10.1002/open.201900304

Keller box analysis for thermal efficiency of magneto time-dependent nanofluid flowing in solar-powered tractor application applying nano-metal shaped factor
Wasim Jamshed, Mohamed R. Eid, Faisal Shahzad, Rabia Safdar and MD. Shamshuddin
Waves in Random and Complex Media, 2022, 1
DOI: 10.1080/17455030.2022.2146779

Photocurrent Enhancement from Solid-State Triplet–Triplet Annihilation Upconversion of Low-Intensity, Low-Energy Photons
Chuanhao Li, Christopher Koenigsmann, Fan Deng, Anna Hagstrom, Charles A. Schmuttenmaer and Jae-Hong Kim
ACS Photonics, 2016, 3, 784
DOI: 10.1021/acsphotonics.5b00694

Predicting potential knowledge convergence of solar energy: bibliometric analysis based on link prediction model
Yueran Duan and Qing Guan
Scientometrics, 2021, 126, 3749
DOI: 10.1007/s11192-021-03901-6

Aufwärtskonversion von blauem Licht zu UVB‐Strahlung, Lösungsmittelsensibilisierung und anspruchsvolle Bindungsaktivierungen durch einen Benzol‐Annihilator
Till J. B. Zähringer, Julian A. Moghtader, Maria‐Sophie Bertrams, Bibhisan Roy, Masanori Uji, Nobuhiro Yanai and Christoph Kerzig
Angewandte Chemie, 2023, 135
DOI: 10.1002/ange.202215340

Framing fusion and fission
Naitik A. Panjwani and Jan Behrends
Nat. Mater., 2022, 21, 1221
DOI: 10.1038/s41563-022-01387-y

Visible‐to‐Ultraviolet Light Conversion: Materials and Applications
Yangyang Du, Xiangze Ai, Ziyu Li, Tianying Sun, Yang Huang, Xierong Zeng, Xian Chen, Feng Rao and Feng Wang
Advanced Photonics Research, 2021, 2
DOI: 10.1002/adpr.202000213

Y2Sn2O7:Er3+/Yb3+ pyrochlore ceramics with long-lived near-infrared and visible emission and primary thermometric functionality
Maria Vitória Guidorzi, Fernanda Hediger Borges, Vítor dos Santos de Souza, Luiz Fernando dos Santos, Ana Carla da Costa, Ana Beatriz Acosta and Rogéria Rocha Gonçalves
Ceramics International, 2025
DOI: 10.1016/j.ceramint.2025.07.409

Nanocrystal Size and Quantum Yield in the Upconversion of Green to Violet Light with CdSe and Anthracene Derivatives
Zhiyuan Huang, Xin Li, Benjamin D. Yip, Justin M. Rubalcava, Christopher J. Bardeen and Ming L. Tang
Chem. Mater., 2015, 27, 7503
DOI: 10.1021/acs.chemmater.5b03731

Enhanced Triplet–Triplet Annihilation Upconversion in Dual-Sensitizer Systems: Translating Broadband Light Absorption to Practical Solid-State Materials
Anna L. Hagstrom, Fan Deng and Jae-Hong Kim
ACS Photonics, 2017, 4, 127
DOI: 10.1021/acsphotonics.6b00679

Dark Excitons of the Perovskites and Sensitization of Molecular Triplets
Navendu Mondal, Apurba De, Sudipta Seth, Tasnim Ahmed, Somnath Das, Sumanta Paul, Rajesh Kumar Gautam and Anunay Samanta
ACS Energy Lett., 2021, 6, 588
DOI: 10.1021/acsenergylett.0c02529

Nonlinear optoelectronic processes in organic optoelectronic devices: Triplet-triplet annihilation and singlet fission
Xianfeng Qiao and Dongge Ma
Materials Science and Engineering: R: Reports, 2020, 139, 100519
DOI: 10.1016/j.mser.2019.100519

Highly Crystalline Rubrene Light‐Emitting Diodes with Epitaxial Growth
Shu‐Jen Wang, Anton Kirch, Michael Sawatzki, Tim Achenbach, Hans Kleemann, Sebastian Reineke and Karl Leo
Adv Funct Materials, 2023, 33
DOI: 10.1002/adfm.202213768

Near-Infrared-to-Visible Photon Upconversion Sensitized by a Metal Complex with Spin-Forbidden yet Strong S0–T1Absorption
Shogo Amemori, Yoichi Sasaki, Nobuhiro Yanai and Nobuo Kimizuka
J. Am. Chem. Soc., 2016, 138, 8702
DOI: 10.1021/jacs.6b04692

Effect of microwave heat-treatment on up-conversion luminescence of Er3+/Yb3+ co-doped NaYF4 oxy-fluoride glass-ceramics
Jing Ren, Yuan Gao and Jianbei Qiu
Ceramics International, 2024, 50, 16525
DOI: 10.1016/j.ceramint.2024.02.141

Verification and Spectral Separation of Up-Conversion Processes in Fluorophosphate Glass Doped with Ytterbium and Thulium Ions Based on the Dependence of Their Effective Nonlinearity on Wavelength
M. V. Korolkov, I. A. Khodasevich, A. S. Grabtchikov, G. Munkhbayar and D. S. Mogilevtsev
J Appl Spectrosc, 2025, 91, 1209
DOI: 10.1007/s10812-025-01839-8

Photon Upconversion and Molecular Solar Energy Storage by Maximizing the Potential of Molecular Self-Assembly
Nobuo Kimizuka, Nobuhiro Yanai and Masa-aki Morikawa
Langmuir, 2016, 32, 12304
DOI: 10.1021/acs.langmuir.6b03363

Experimental validation of a modeling framework for upconversion enhancement in 1D-photonic crystals
Clarissa L. M. Hofmann, Stefan Fischer, Emil H. Eriksen, Benedikt Bläsi, Christian Reitz, Deniz Yazicioglu, Ian A. Howard, Bryce S. Richards and Jan Christoph Goldschmidt
Nat Commun, 2021, 12
DOI: 10.1038/s41467-020-20305-x

Demystifying Triplet–Triplet Annihilation Mechanism in the CsPbI3–Rubrene–DBP Upconversion System
Jishnudas Chakkamalayath and Prashant V. Kamat
J. Am. Chem. Soc., 2024, 146, 18095
DOI: 10.1021/jacs.4c05178

Directing Singlet Excited Energy Flow in Rubrene-Perylene Dye (DBP) Films
Jishnudas Chakkamalayath and Prashant V. Kamat
J. Phys. Chem. C, 2023, 127, 16312
DOI: 10.1021/acs.jpcc.3c04003

Supramolecular Crowding Can Avoid Oxygen Quenching of Photon Upconversion in Water
Hironori Kouno, Yoichi Sasaki, Nobuhiro Yanai and Nobuo Kimizuka
Chemistry A European J, 2019, 25, 6124
DOI: 10.1002/chem.201806076

Examining the potential of BiCuSeO thin films for photoelectrochemical water splitting
Yanbo Yang, Si Wang, Lixuan Wei, Yue Wang, Xiang Luo, Zequn Chen, Zhuo Chen, Xiaolu Xiong, Hongxing Yin and Junfeng Han
Thin Solid Films, 2020, 708, 138101
DOI: 10.1016/j.tsf.2020.138101

Blue‐to‐UVB Upconversion, Solvent Sensitization and Challenging Bond Activation Enabled by a Benzene‐Based Annihilator
Till J. B. Zähringer, Julian A. Moghtader, Maria‐Sophie Bertrams, Bibhisan Roy, Masanori Uji, Nobuhiro Yanai and Christoph Kerzig
Angew Chem Int Ed, 2023, 62
DOI: 10.1002/anie.202215340

Theory of triplet-triplet annihilation in optically detected magnetic resonance
T. L. Keevers and D. R. McCamey
Phys. Rev. B, 2016, 93
DOI: 10.1103/PhysRevB.93.045210

Triplet‐Triplet Annihilation Upconversion from Ru(II) Phenanthroline Complexes and 2‐Substituted Anthracene Derivatives
Zuo‐Qin Liang, Xu Yan, Hao Cui, Huan‐Ran Xie, Hui Li, Dong Yan, Chang‐Qing Ye, Xiao‐Mei Wang and Xu‐Tang Tao
ChemistrySelect, 2022, 7
DOI: 10.1002/slct.202103851

Visible-Light-Driven Sensitization of Naphthalene Triplets Using Quantum-Confined CsPbBr3 Nanocrystals
Yaoyao Han, Xiao Luo, Runchen Lai, Yulu Li, Guijie Liang and Kaifeng Wu
J. Phys. Chem. Lett., 2019, 10, 1457
DOI: 10.1021/acs.jpclett.9b00597

Shallow distance-dependent triplet energy migration mediated by endothermic charge-transfer
Runchen Lai, Yangyi Liu, Xiao Luo, Lan Chen, Yaoyao Han, Meng Lv, Guijie Liang, Jinquan Chen, Chunfeng Zhang, Dawei Di, Gregory D. Scholes, Felix N. Castellano and Kaifeng Wu
Nat Commun, 2021, 12
DOI: 10.1038/s41467-021-21561-1

TIPS-anthracene: a singlet fission or triplet fusion material?
Jack Ka Hei Pun, Joseph K. Gallaher, Laszlo Frazer, Shyamal K. K. Prasad, Cameron B. Dover, Rowan W. MacQueen and Timothy W. Schmidt
J. Photon. Energy, 2018, 8, 1
DOI: 10.1117/1.JPE.8.022006

Luminescent Spectral Conversion to Improve the Performance of Dye‐Sensitized Solar Cells
Zahra Hosseini, Nima Taghavinia and Eric Wei‐Guang Diau
ChemPhysChem, 2017, 18, 3292
DOI: 10.1002/cphc.201700920

Improving Upconversion Efficiency Based on Cross-Patterned Upconversion Material Slot Waveguides on a Silicon Layer
Youngsoo Kim, Kihwan Moon, Young Jin Lee, Seokhyeon Hong and Soon-Hong Kwon
Nanomaterials, 2019, 9, 520
DOI: 10.3390/nano9040520

Kinetics and Efficiency of Triplet‐Triplet Annihilation Photon Upconversion under Pulsed Excitation Conditions
Chen Ye, Bo Albinsson and Karl Börjesson
Chemistry Methods, 2021, 1, 17
DOI: 10.1002/cmtd.202000046

Integrated Photon Upconversion Dye-Sensitized Solar Cell by Co-adsorption with Derivative of Pt–Porphyrin and Anthracene on Mesoporous TiO2
Tatsuro Morifuji, Yuya Takekuma and Morio Nagata
ACS Omega, 2019, 4, 11271
DOI: 10.1021/acsomega.9b01210

Single Platinum Atom Doping to Silver Clusters Enables Near‐Infrared‐to‐Blue Photon Upconversion
Yoshiki Niihori, Yuki Wada and Masaaki Mitsui
Angew Chem Int Ed, 2021, 60, 2822
DOI: 10.1002/anie.202013725

Omnidirectional sub-bandgap photo-detection using functionalized moulded composite flexible platforms
Kumar Molahalli Panidhara, Anakkavoor Krishnaswamy Jagdish, Arul Varman Kesavan and Praveen C. Ramamurthy
Optical Materials, 2019, 88, 359
DOI: 10.1016/j.optmat.2018.12.004

Upconversion Luminescence in a Photostable Ion‐Paired Yb−Eu Heteronuclear Complex
Wen Lu, Wenchao Yan, Ruoyao Guo, Jiayin Zheng, Zuqiang Bian and Zhiwei Liu
Angewandte Chemie, 2024, 136
DOI: 10.1002/ange.202413069

Speed Limit for Triplet-Exciton Transfer in Solid-State PbS Nanocrystal-Sensitized Photon Upconversion
Lea Nienhaus, Mengfei Wu, Nadav Geva, James J. Shepherd, Mark W. B. Wilson, Vladimir Bulović, Troy Van Voorhis, Marc A. Baldo and Moungi G. Bawendi
ACS Nano, 2017, 11, 7848
DOI: 10.1021/acsnano.7b02024

Ultrafast Infrared-to-Visible Photon Upconversion on Plasmon/TiO2 Solid Films
Xianshao Zou, Robert Bericat Vadell, Bin Cai, Xinjian Geng, Ananta Dey, Yawen Liu, Axel Gudmundsson, Jie Meng and Jacinto Sá
J. Phys. Chem. Lett., 2023, 14, 6255
DOI: 10.1021/acs.jpclett.3c01208

Nanocrystal-Sensitized Infrared-to-Visible Upconversion in a Microcavity under Subsolar Flux
Mengfei Wu, Ting-An Lin, Jan O. Tiepelt, Vladimir Bulović and Marc A. Baldo
Nano Lett., 2021, 21, 1011
DOI: 10.1021/acs.nanolett.0c04060

Renewable Energy Powered Membrane Technology: Electrical Energy Storage Options for a Photovoltaic-Powered Brackish Water Desalination System
Sheying Li, Ana P. S. G. de Carvalho, Andrea I. Schäfer and Bryce S. Richards
Applied Sciences, 2021, 11, 856
DOI: 10.3390/app11020856

Upconversion nanomaterials and delivery systems for smart photonic medicines and healthcare devices
Gibum Lee, Hye Eun Choi, Sang Hoon Hong, Minji Choi, Dong-Wook Han, Junmin Lee, Ki Su Kim and Sei Kwang Hahn
Advanced Drug Delivery Reviews, 2022, 188, 114419
DOI: 10.1016/j.addr.2022.114419

Engineering Porous Emitting Framework Nanoparticles with Integrated Sensitizers for Low‐Power Photon Upconversion by Triplet Fusion
Jacopo Perego, Jacopo Pedrini, Charl X. Bezuidenhout, Piero E. Sozzani, Francesco Meinardi, Silvia Bracco, Angiolina Comotti and Angelo Monguzzi
Advanced Materials, 2019, 31
DOI: 10.1002/adma.201903309

Triplet excitons as sensitive spin probes for structure analysis of extended defects in microcrystalline silicon
Christoph Meier, Christian Teutloff, Jan Behrends, Robert Bittl, Oleksandr Astakhov and Klaus Lips
Phys. Rev. B, 2016, 94
DOI: 10.1103/PhysRevB.94.045302

Photon Upconversion Using Baird-Type (Anti)Aromatic Quinoidal Naphthalene Derivative as a Sensitizer
Siamak Shokri, Gary P. Wiederrecht, David J. Gosztola and A. Jean-Luc Ayitou
J. Phys. Chem. C, 2017, 121, 23377
DOI: 10.1021/acs.jpcc.7b08373

Plasmonic Enhancement of Upconversion Photoluminescence from CaF2: Er3+, Yb3+ Nanoparticles on TiN Nanoantennas
Yuan GAO, Shunsuke MURAI, Sayaka TAMURA, Koji TOMITA, Kenji SHINOZAKI and Katsuhisa TANAKA
J. Jpn. Soc. Powder Powder Metallurgy, 2020, 67, 140
DOI: 10.2497/jjspm.67.140

Preparation of quantum dot luminescent materials through the ink approach
Wenjun Wei, Heng Xu, Qingliang You, Qi Cheng, Cui Liu, Linling Zou, Xueqing Liu, Jiyan Liu, Yuan-Cheng Cao and Guang Zheng
Materials & Design, 2016, 91, 165
DOI: 10.1016/j.matdes.2015.11.077

Efficient Triplet-triplet Annihilation-based Upconversion in Vegetable Oils
Sung Ju Shin, Hyun Seok Choe, Eun-Kyoung Park, Hyun Kyu, Sangil Han and Jae Hyuk Kim
Applied Chemistry for Engineering, 2016, 27, 639
DOI: 10.14478/ace.2016.1102

Triplet-Mediator Ligand-Protected Metal Nanocluster Sensitizers for Photon Upconversion
Daichi Arima, Shion Hidaka, So Yokomori, Yoshiki Niihori, Yuichi Negishi, Ryuichi Oyaizu, Takumi Yoshinami, Kenji Kobayashi and Masaaki Mitsui
J. Am. Chem. Soc., 2024, 146, 16630
DOI: 10.1021/jacs.4c03635

Photoredox catalysis powered by triplet fusion upconversion: arylation of heteroarenes
Jorge Castellanos-Soriano, Daniel Álvarez-Gutiérrez, M. Consuelo Jiménez and Raúl Pérez-Ruiz
Photochem Photobiol Sci, 2022, 21, 1175
DOI: 10.1007/s43630-022-00203-5

A broadband-sensitive upconverter La(Ga0.5Sc0.5)O3:Er,Ni,Nb for crystalline silicon solar cells
Yasuhiko Takeda, Shintaro Mizuno, Hom Nath Luitel and Toshihiko Tani
Applied Physics Letters, 2016, 108
DOI: 10.1063/1.4940442

Homomolecular Triplet–Triplet Annihilation in Metalloporphyrin Photosensitizers
Azka Arshad and Felix N. Castellano
J. Phys. Chem. A, 2024, 128, 7648
DOI: 10.1021/acs.jpca.4c05052

Steering Energy Transfer Pathways through Mn-Doping in Perovskite Nanocrystals
Akshaya Chemmangat, Sara Murray and Prashant V. Kamat
J. Am. Chem. Soc., 2025, 147, 4541
DOI: 10.1021/jacs.4c16567

Engineering 3D perovskites for photon interconversion applications
Sarah Wieghold, Lea Nienhaus and Juan-Pablo Correa-Baena
PLoS ONE, 2020, 15, e0230299
DOI: 10.1371/journal.pone.0230299

Hybrid Molecule–Nanocrystal Photon Upconversion Across the Visible and Near-Infrared
Zhiyuan Huang, Xin Li, Melika Mahboub, Kerry M. Hanson, Valerie M. Nichols, Hoang Le, Ming L. Tang and Christopher J. Bardeen
Nano Lett., 2015, 15, 5552
DOI: 10.1021/acs.nanolett.5b02130

Harnessing Molecular Photon Upconversion in a Solar Cell at Sub-solar Irradiance: Role of the Redox Mediator
Sean P. Hill and Kenneth Hanson
J. Am. Chem. Soc., 2017, 139, 10988
DOI: 10.1021/jacs.7b05462

Highly efficient triplet-triplet annihilation upconversion in high viscosity phthalate ester media
Dan Lin, Jiamin Zhong, Shaomin Ji, Zhanxiang Yuan, Longjiang Xing, Qin He, Haoli Zhang and Yanping Huo
Dyes and Pigments, 2021, 185, 108912
DOI: 10.1016/j.dyepig.2020.108912

Temperature Sensing in Agarose/Silk Fibroin Translucent Hydrogels: Preparation of an Environment for Long-Term Observation
Maria Micheva, Stanislav Baluschev and Katharina Landfester
Nanomaterials, 2025, 15, 123
DOI: 10.3390/nano15020123

Photochemical upconversion of near-infrared light from below the silicon bandgap
Elham M. Gholizadeh, Shyamal K. K. Prasad, Zhi Li Teh, Thilini Ishwara, Sarah Norman, Anthony J. Petty, Jared H. Cole, Soshan Cheong, Richard D. Tilley, John E. Anthony, Shujuan Huang and Timothy W. Schmidt
Nat. Photonics, 2020, 14, 585
DOI: 10.1038/s41566-020-0664-3

Optimizing Upconversion Quantum Yield via Structural Tuning of Dipyrrolonaphthyridinedione Annihilators
Alexandra J. Lyons, Lukas Naimovičius, Simon K. Zhang and Andrew B. Pun
Angewandte Chemie, 2024, 136
DOI: 10.1002/ange.202411003

Bulk Transparent Photon Upconverting Films by Dispersing High-Concentration Ionic Emitters in Epoxy Resins
Tsubasa Kashino, Masanori Hosoyamada, Rena Haruki, Naoyuki Harada, Nobuhiro Yanai and Nobuo Kimizuka
ACS Appl. Mater. Interfaces, 2021, 13, 13676
DOI: 10.1021/acsami.0c23121

Internal electric fields control triplet formation in halide perovskite-sensitized photon upconverters
Karunanantharajah Prashanthan, Igal Levine, Artem Musiienko, Emilio Gutierrez-Partida, Hannes Hempel, Klaus Lips, Thomas Unold, Martin Stolterfoht, Thomas Dittrich and Rowan W. MacQueen
iScience, 2023, 26, 106365
DOI: 10.1016/j.isci.2023.106365

Molecular Triplet Generation Enabled by Adjacent Metal Nanoparticles
Zongwei Chen, Xiaoyi Meng, Yinjie Lu, Chenxi Ding, Jingzhu Huo, Xinyi Meng, Zhengxiao Li, Fengqi Guo and Kaifeng Wu
J. Am. Chem. Soc., 2024, 146, 19360
DOI: 10.1021/jacs.4c05364

Improving Quantum Yield of Upconverting Nanoparticles in Aqueous Media via Emission Sensitization
Michael D. Wisser, Stefan Fischer, Chris Siefe, A. Paul Alivisatos, Alberto Salleo and Jennifer A. Dionne
Nano Lett., 2018, 18, 2689
DOI: 10.1021/acs.nanolett.8b00634

Engineering Efficient Photon Upconversion in Semiconductor Heterostructures
Christopher C. Milleville, Eric Y. Chen, Kyle R. Lennon, Jill M. Cleveland, Abinash Kumar, Jing Zhang, James A. Bork, Ansel Tessier, James M. LeBeau, D. Bruce Chase, Joshua M. O. Zide and Matthew F. Doty
ACS Nano, 2019, 13, 489
DOI: 10.1021/acsnano.8b07062

On-demand Triplet-sensitized Photoswitching of Arylazopyrazoles
Masa-aki Morikawa, Miko Mizuno, Naoyuki Harada and Nobuo Kimizuka
Chemistry Letters, 2023, 52, 727
DOI: 10.1246/cl.230281

Recent advances in the application triplet–triplet annihilation-based photon upconversion systems to solar technologies
Jacopo Pedrini and Angelo Monguzzi
J. Photon. Energy, 2017, 8, 1
DOI: 10.1117/1.JPE.8.022005

A Multi‐Functional Highly Efficient Upconversion Luminescent Film with an Array of Dielectric Microbeads Decorated with Metal Nanoparticles
In‐Hwan Ahn, Seon Ju Yeo, Kinam Jung, Gumin Kang, Dong‐Hun Shin, Ho Seong Jang, Byunghoon Kim, Minwoo Nam, Seok Joon Kwon and Doo‐Hyun Ko
Adv Funct Materials, 2020, 30
DOI: 10.1002/adfm.201909445

Upconversion for Photovoltaics – a Review of Materials, Devices and Concepts for Performance Enhancement
Jan Christoph Goldschmidt and Stefan Fischer
Advanced Optical Materials, 2015, 3, 510
DOI: 10.1002/adom.201500024

Bulk Metal Halide Perovskites as Triplet Sensitizers: Taking Charge of Upconversion
Zachary A. VanOrman and Lea Nienhaus
ACS Energy Lett., 2021, 6, 3686
DOI: 10.1021/acsenergylett.1c01794

Unexpected Performance of a Bifunctional Sensitizer/Activator Component for Photon Energy Management via Upconversion
Giannis Antoniou, Stavros Athanasopoulos, Maria Koyioni, Panayiotis A. Koutentis and Panagiotis E. Keivanidis
J. Phys. Chem. Lett., 2024, 15, 5337
DOI: 10.1021/acs.jpclett.4c00720

Efficient light upconversion via resonant exciton-exciton annihilation of dark excitons in few-layer transition metal dichalcogenides
Yi-Hsun Chen, Ping-Yuan Lo, Kyle W. Boschen, Chih-En Hsu, Yung-Ning Hsu, Luke N. Holtzman, Guan-Hao Peng, Chun-Jui Huang, Madisen Holbrook, Wei-Hua Wang, Katayun Barmak, James Hone, Pawel Hawrylak, Hung-Chung Hsueh, Jeffrey A. Davis, Shun-Jen Cheng, Michael S. Fuhrer and Shao-Yu Chen
Nat Commun, 2025, 16
DOI: 10.1038/s41467-025-57991-4

Solid-state infrared-to-visible upconversion sensitized by colloidal nanocrystals
Mengfei Wu, Daniel N. Congreve, Mark W. B. Wilson, Joel Jean, Nadav Geva, Matthew Welborn, Troy Van Voorhis, Vladimir Bulović, Moungi G. Bawendi and Marc A. Baldo
Nature Photon, 2016, 10, 31
DOI: 10.1038/nphoton.2015.226

Host–Guest Complexation-Mediated Supramolecular Photon Upconversion
Indranil Roy, Amine Garci, Yassine Beldjoudi, Ryan M. Young, David J. Pe, Minh T. Nguyen, Partha Jyoti Das, Michael R. Wasielewski and J. Fraser Stoddart
J. Am. Chem. Soc., 2020, 142, 16600
DOI: 10.1021/jacs.0c05445

Donor-acceptor bulk-heterojunction sensitizer for efficient solid-state infrared-to-visible photon up-conversion
Pengqing Bi, Tao Zhang, Yuanyuan Guo, Jianqiu Wang, Xian Wei Chua, Zhihao Chen, Wei Peng Goh, Changyun Jiang, Elbert E. M. Chia, Jianhui Hou and Le Yang
Nat Commun, 2024, 15
DOI: 10.1038/s41467-024-50177-4

Trap States Impact Photon Upconversion in Rubrene Sensitized by Lead Halide Perovskite Thin Films
Sarah Wieghold, Alexander S. Bieber, Zachary A. VanOrman, Juan-Pablo Correa-Baena and Lea Nienhaus
SSRN Journal, 2019
DOI: 10.2139/ssrn.3335783

Unraveling Triplet Excitons Photophysics in Hyper-Cross-Linked Polymeric Nanoparticles: Toward the Next Generation of Solid-State Upconverting Materials
Angelo Monguzzi, Michele Mauri, Michel Frigoli, Jacopo Pedrini, Roberto Simonutti, Chantal Larpent, Gianfranco Vaccaro, Mauro Sassi and Francesco Meinardi
J. Phys. Chem. Lett., 2016, 7, 2779
DOI: 10.1021/acs.jpclett.6b01115

Torsion-Induced Nonradiative Relaxation of the Singlet Excited State of meso-Thienyl Bodipy and Charge Separation, Charge Recombination-Induced Intersystem Crossing in Its Compact Electron Donor/Acceptor Dyads
Yu Dong, Maria Taddei, Sandra Doria, Laura Bussotti, Jianzhang Zhao, Gloria Mazzone and Mariangela Di Donato
J. Phys. Chem. B, 2021, 125, 4779
DOI: 10.1021/acs.jpcb.1c00053

Triplet–Triplet Annihilation Upconversion with Large Anti-Stokes Shift
Zhijia Wang, Mengying Wu, Xiang Cui, Fangqing Ge, Ping Xiao, Mingyang Li and Hongbing Fu
ACS Nano, 2025, 19, 25596
DOI: 10.1021/acsnano.5c07915

Plasmonic Metal Nanostructures Meet Triplet–Triplet Annihilation-Based Photon Upconversion Systems: Performance Improvements and Application Trends
Jotaro Honda, Kosuke Sugawa, Hironobu Tahara and Joe Otsuki
Nanomaterials, 2023, 13, 1559
DOI: 10.3390/nano13091559

Mechanisms of triplet energy transfer across the inorganic nanocrystal/organic molecule interface
Xiao Luo, Yaoyao Han, Zongwei Chen, Yulu Li, Guijie Liang, Xue Liu, Tao Ding, Chengming Nie, Mei Wang, Felix N. Castellano and Kaifeng Wu
Nat Commun, 2020, 11
DOI: 10.1038/s41467-019-13951-3

Photon Upconversion and Photocurrent Generation via Self-Assembly at Organic–Inorganic Interfaces
Sean P. Hill, Tanmay Banerjee, Tristan Dilbeck and Kenneth Hanson
J. Phys. Chem. Lett., 2015, 6, 4510
DOI: 10.1021/acs.jpclett.5b02120

Effect of Zn2+, S2−, Mo4+ and V5+ single doped BiTa7O19:Er3+/Yb3+ on upconversion luminescence intensity under 980 nm laser excitation
Lei Li, Yongze Cao, Tianshuo Liu, Xianglan Yan, Xuekai Wang, Jinsu Zhang, Xizhen Zhang and Baojiu Chen
Journal of Luminescence, 2024, 267, 120341
DOI: 10.1016/j.jlumin.2023.120341

Enhanced Triplet Sensitizing Ability of an Iridium Complex by Intramolecular Energy-Transfer Mechanism
Xinyan Guo, Qi Chen, Yujie Tong, Yao Li, Yiming Liu, Dahui Zhao and Yuguo Ma
J. Phys. Chem. A, 2018, 122, 6963
DOI: 10.1021/acs.jpca.8b04807

Photon‐Upconverting Ionic Liquids: Effective Triplet Energy Migration in Contiguous Ionic Chromophore Arrays
Shota Hisamitsu, Nobuhiro Yanai and Nobuo Kimizuka
Angewandte Chemie, 2015, 127, 11712
DOI: 10.1002/ange.201505168

Pd–Porphyrin Oligomers Sensitized for Green‐to‐Blue Photon Upconversion: The More the Better?
Zhiqing Xun, Yi Zeng, Jinping Chen, Tianjun Yu, Xiaohui Zhang, Guoqiang Yang and Yi Li
Chemistry A European J, 2016, 22, 8654
DOI: 10.1002/chem.201504498

Photon upconversion in self-assembled materials
Colm Healy, Lily Hermanspahn and Paul E. Kruger
Coordination Chemistry Reviews, 2021, 432, 213756
DOI: 10.1016/j.ccr.2020.213756

Solid State Photon Up-Conversion Emission from Chromophore-Tethered PPV Films
Takeshi Mori, Sameh Hamzawy, Pawel Wagner, Attila Janos Mozer and Andrew Nattestad
J. Phys. Chem. C, 2021, 125, 14538
DOI: 10.1021/acs.jpcc.1c03733

Investigation into Au nanofluids for solar photothermal conversion
Meijie Chen, Yurong He, Jian Huang and Jiaqi Zhu
International Journal of Heat and Mass Transfer, 2017, 108, 1894
DOI: 10.1016/j.ijheatmasstransfer.2017.01.005

Visible-to-UV Photon Upconversion Sensitized by Lead Halide Perovskite Nanocrystals
Keisuke Okumura, Nobuhiro Yanai and Nobuo Kimizuka
Chem. Lett., 2019, 48, 1347
DOI: 10.1246/cl.190473

Recent advancements in halide perovskite nanomaterials and their optoelectronic applications
Zachary A. VanOrman and Lea Nienhaus
InfoMat, 2021, 3, 962
DOI: 10.1002/inf2.12187

Sensitized triplet–triplet annihilation based photon upconversion in full organic and hybrid multicomponent systems
Alessandra Ronchi and Angelo Monguzzi
Chemical Physics Reviews, 2022, 3
DOI: 10.1063/5.0112032

A Heterogeneous Kinetics Model for Triplet Exciton Transfer in Solid-State Upconversion
Nadav Geva, Lea Nienhaus, Mengfei Wu, Vladimir Bulović, Marc A. Baldo, Troy Van Voorhis and Moungi G. Bawendi
J. Phys. Chem. Lett., 2019, 10, 3147
DOI: 10.1021/acs.jpclett.9b01058

Synthesis and Upconversion Luminescence Fine-tuning of Yb3+/Ho3+-Doped Indium and Gallium Oxide Nanoparticles
Yuhao Li, Junhao Xu, Tengbo Hu, Guangli Shi, Yao Peng, Feng Qiao, Lietao Zhang, Chuanyu Zhao, Ye Kuang and Longhai Shen
Inorg. Chem., 2024, 63, 17032
DOI: 10.1021/acs.inorgchem.4c02701

Spectral converters for photovoltaics – What’s ahead
Rute A.S. Ferreira, Sandra F.H. Correia, Angelo Monguzzi, Xiaogang Liu and Francesco Meinardi
Materials Today, 2020, 33, 105
DOI: 10.1016/j.mattod.2019.10.002

Doublet Spin State Mediated Photoluminescence Upconversion in Organic Radical Donor-Triplet Acceptor Dyads
Joseph M. O’Shea, Young Ju Yun, Abdelqader M. Jamhawi, Francesca Peccati, Gonzalo Jiménez-Osés and Anoklase Jean-Luc Ayitou
J. Am. Chem. Soc., 2025, 147, 1017
DOI: 10.1021/jacs.4c14303

Influence of meta- and para-phosphonated diphenylanthracene on photon upconversion in self-assembled bilayers
Yan Zhou, Sean P. Hill and Kenneth Hanson
J. Photon. Energy, 2017, 8, 1
DOI: 10.1117/1.JPE.8.022004

Strategically Manipulated Polymer Solar Cells to Incorporate Plasmonically Enhanced Spectral Upconversion Backplane
Ha‐Eun Cho, Na‐Kyung Lee, Young Jin Song, Jinwook Hong, Hyelim Kang, Soo Yeong Lim, Jaegab Lee, Hyung Min Kim, Nohyun Lee, Seok Ho Cho and Sung‐Min Lee
Advanced Optical Materials, 2020, 8
DOI: 10.1002/adom.202000466

Photophysics of Molecular Aggregates from Excited State Diabatization
Abel Carreras, Olatz Uranga-Barandiaran, Frédéric Castet and David Casanova
J. Chem. Theory Comput., 2019, 15, 2320
DOI: 10.1021/acs.jctc.9b00019

Nanoscale stereometric evaluation of BiZn0.5Ti0.5O3 thin films grown by RF magnetron sputtering
Yonny Romaguera Barcelay, Joaquim Agostinho Gomes Moreira, Abilio de Jesus Monteiro Almeida, Walter Ricardo Brito, Robert Saraiva Matos and Henrique Duarte da Fonseca Filho
Materials Letters, 2020, 279, 128477
DOI: 10.1016/j.matlet.2020.128477

Real-time evolution of up-conversion nanocrystals from tailored metastable intermediates
Peng Zhang, Xue Yu, Ping Xia, Zhenzhen Cui, Jianhong Yi, Caiju Li, Peng Song, Feng Zhao, Ting Wang, Jianbei Qiu and Xuhui Xu
Nano Res., 2023, 16, 1552
DOI: 10.1007/s12274-022-4750-3

Energy Versus Electron Transfer: Managing Excited-State Interactions in Perovskite Nanocrystal–Molecular Hybrids
Jeffrey T. DuBose and Prashant V. Kamat
Chem. Rev., 2022, 122, 12475
DOI: 10.1021/acs.chemrev.2c00172

Efficient Triplet Exciton Fusion in Molecularly Doped Polymer Light‐Emitting Diodes
Dawei Di, Le Yang, Johannes M. Richter, Lorenzo Meraldi, Rashid M. Altamimi, Ahmed Y. Alyamani, Dan Credgington, Kevin P. Musselman, Judith L. MacManus‐Driscoll and Richard H. Friend
Advanced Materials, 2017, 29
DOI: 10.1002/adma.201605987

Power Dependence of the Magnetic Field Effect on Triplet Fusion: A Quantitative Model
Roslyn Forecast, Elham M. Gholizadeh, Shyamal K. K. Prasad, Simon Blacket, Patrick C. Tapping, Dane R. McCamey, Murad J. Y. Tayebjee, David M. Huang, Jared H. Cole and Timothy W. Schmidt
J. Phys. Chem. Lett., 2023, 14, 4742
DOI: 10.1021/acs.jpclett.3c00919

Perovskite-sensitized upconversion bingo: Stoichiometry, composition, solvent, or temperature?
Alexander S. Bieber, Zachary A. VanOrman, Sarah Wieghold and Lea Nienhaus
The Journal of Chemical Physics, 2020, 153
DOI: 10.1063/5.0021973

Vibronic Trimer Design Enhancing Intramolecular Triplet‐Exciton Hopping to Accelerate Triplet‐Triplet Annihilation for Photon Upconversion
Kousuke Higashi, Tsubasa Okamoto, Nanami Iwaya, Eri Sakuda, Christopher W. M. Kay, Tadaaki Ikoma, Masahiro Higashi and Yasuhiro Kobori
Angew Chem Int Ed, 2025, 64
DOI: 10.1002/anie.202503846

Non-Phenomenological Description of the Time-Resolved Emission in Solution with Quantum–Classical Vibronic Approaches—Application to Coumarin C153 in Methanol
Javier Cerezo, Sheng Gao, Nicola Armaroli, Francesca Ingrosso, Giacomo Prampolini, Fabrizio Santoro, Barbara Ventura and Mariachiara Pastore
Molecules, 2023, 28, 3910
DOI: 10.3390/molecules28093910

Higher triplet state of fullerene C70 revealed by electron spin relaxation
Mikhail N. Uvarov, Jan Behrends and Leonid V. Kulik
The Journal of Chemical Physics, 2015, 143
DOI: 10.1063/1.4938417

Molecular Energy Transfer under the Strong Light–Matter Interaction Regime
Daniel J. Tibben, Gus O. Bonin, Inseong Cho, Girish Lakhwani, James Hutchison and Daniel E. Gómez
Chem. Rev., 2023, 123, 8044
DOI: 10.1021/acs.chemrev.2c00702

All-optical augmentation of solar cells using a combination of up- and downconversion
Murad J. Y. Tayebjee, Akshay Rao and Timothy W. Schmidt
J. Photon. Energy, 2018, 8, 1
DOI: 10.1117/1.JPE.8.022007

Sensitized triplet-triplet annihilation-based photon upconversion: Assembly strategy and key consideration for sustainable energy and biomedical applications
Prashanth Venkatesan, Preeti Pal, Siew Suan Ng, Jui-Yen Lin and Ruey-An Doong
Coordination Chemistry Reviews, 2025, 523, 216266
DOI: 10.1016/j.ccr.2024.216266

Enhancing Solar Cell Efficiency Using Photon Upconversion Materials
Yunfei Shang, Shuwei Hao, Chunhui Yang and Guanying Chen
Nanomaterials, 2015, 5, 1782
DOI: 10.3390/nano5041782

Finding predictive models for singlet fission by machine learning
Xingyu Liu, Xiaopeng Wang, Siyu Gao, Vincent Chang, Rithwik Tom, Maituo Yu, Luca M. Ghiringhelli and Noa Marom
npj Comput Mater, 2022, 8
DOI: 10.1038/s41524-022-00758-y

Future and challenges for hybrid upconversion nanosystems
Shihui Wen, Jiajia Zhou, P. James Schuck, Yung Doug Suh, Timothy W. Schmidt and Dayong Jin
Nat. Photonics, 2019, 13, 828
DOI: 10.1038/s41566-019-0528-x

Two-Photon Absorbing Phosphorescent Metalloporphyrins: Effects of π-Extension and Peripheral Substitution
Tatiana V. Esipova, Héctor J. Rivera-Jacquez, Bruno Weber, Artëm E. Masunov and Sergei A. Vinogradov
J. Am. Chem. Soc., 2016, 138, 15648
DOI: 10.1021/jacs.6b09157

Efficient Spin Interconversion by Molecular Conformation Dynamics of a Triplet Pair for Photon Up-Conversion in an Amorphous Solid
Tsubasa Okamoto, Seiichiro Izawa, Masahiro Hiramoto and Yasuhiro Kobori
J. Phys. Chem. Lett., 2024, 15, 2966
DOI: 10.1021/acs.jpclett.3c03602

Truxene-linked coumarin-corrole triad: Synthesis, photophysical properties and application in Triplet−Triplet annihilation upconversion
Yu Qin, Xuemei Yuan, Yi Wang, Yuanyuan Che, Lei Sun, Jianzhang Zhao and Haijun Xu
Dyes and Pigments, 2023, 208, 110865
DOI: 10.1016/j.dyepig.2022.110865

Photoactive Surface‐Grafted Polymer Brushes with Phthalocyanine Bridging Groups as an Advanced Architecture for Light‐Harvesting
Michał Szuwarzyński, Karol Wolski, Agata Pomorska, Tomasz Uchacz, Arkadiusz Gut, Łukasz Łapok and Szczepan Zapotoczny
Chemistry A European J, 2017, 23, 11239
DOI: 10.1002/chem.201702737

Annihilation Versus Excimer Formation by the Triplet Pair in Triplet–Triplet Annihilation Photon Upconversion
Chen Ye, Victor Gray, Jerker Mårtensson and Karl Börjesson
J. Am. Chem. Soc., 2019, 141, 9578
DOI: 10.1021/jacs.9b02302

Photon Upconversion from Chemically Bound Triplet Sensitizers and Emitters on Mesoporous ZrO2: Implications for Solar Energy Conversion
Jonas Sandby Lissau, Djawed Nauroozi, Marie-Pierre Santoni, Sascha Ott, James M. Gardner and Ana Morandeira
J. Phys. Chem. C, 2015, 119, 25792
DOI: 10.1021/acs.jpcc.5b08907

Tuning the triplet population of arylselanyl-BODIPY photosensitizers through substituents engineering for triplet-triplet annihilation photon upconversion with perylene
Ryohei Hasegawa, Masato Ito and Yuji Kubo
J. Porphyrins Phthalocyanines, 2023, 27, 757
DOI: 10.1142/S1088424623500037

Anti-Stokes photoluminescence probing k-conservation and thermalization of minority carriers in degenerately doped semiconductors
K. Mergenthaler, N. Anttu, N. Vainorius, M. Aghaeipour, S. Lehmann, M. T. Borgström, L. Samuelson and M.-E. Pistol
Nat Commun, 2017, 8
DOI: 10.1038/s41467-017-01817-5

Interlayer Triplet-Sensitized Luminescence in Layered Two-Dimensional Hybrid Metal-Halide Perovskites
YunHui L. Lin, Jeffrey L. Blackburn, Matthew C. Beard and Justin C. Johnson
ACS Energy Lett., 2021, 6, 4079
DOI: 10.1021/acsenergylett.1c02011

A Sensitizer of Purpose: Generating Triplet Excitons with Semiconductor Nanocrystals
Rachel Weiss, Zachary A. VanOrman, Colette M. Sullivan and Lea Nienhaus
ACS Mater. Au, 2022, 2, 641
DOI: 10.1021/acsmaterialsau.2c00047

Size-Regulated Hole and Triplet Energy Transfer from CdSe Quantum Dots to Organic Acceptors for Enhancing Singlet Oxygen Generation
Shida Luo, Yuting Zhang, Yanshen Zhu, Xiao-Juan Wang, Xia Ran, Yulu He, Yanmin Kuang, Zhen Chi and Lijun Guo
Inorg. Chem., 2023, 62, 19087
DOI: 10.1021/acs.inorgchem.3c03134

Interlayer Triplet Energy Transfer in Dion–Jacobson Two-Dimensional Lead Halide Perovskites Containing Naphthalene Diammonium Cations
YunHui L. Lin and Justin C. Johnson
J. Phys. Chem. Lett., 2021, 12, 4793
DOI: 10.1021/acs.jpclett.1c01232

True molecular conformation and structure determination by three-dimensional electron diffraction of PAH by-products potentially useful for electronic applications
Iryna Andrusenko, Charlie L. Hall, Enrico Mugnaioli, Jason Potticary, Simon R. Hall, Werner Schmidt, Siyu Gao, Kaiji Zhao, Noa Marom and Mauro Gemmi
IUCrJ, 2023, 10, 131
DOI: 10.1107/S205225252201154X

Bulk Heterojunction Upconversion Thin Films Fabricated via One-Step Solution Deposition
Manchen Hu, Emma Belliveau, Yilei Wu, Pournima Narayanan, Demeng Feng, Rabeeya Hamid, Natalia Murrietta, Ghada H. Ahmed, Mikhail A. Kats and Daniel N. Congreve
ACS Nano, 2023, 17, 22642
DOI: 10.1021/acsnano.3c06955

Electronic energy pooling in organic systems: a cross-disciplinary tutorial review
Ronald P. Steer
Can. J. Chem., 2017, 95, 1025
DOI: 10.1139/cjc-2017-0369

Triplet‐triplet Annihilation Dynamics of Naphthalene
Mahesh Gudem and Markus Kowalewski
Chemistry A European J, 2022, 28
DOI: 10.1002/chem.202200781

Efficient Triplet–Triplet Annihilation Upconversion in an Electroluminescence Device with a Fluorescent Sensitizer and a Triplet‐Diffusion Singlet‐Blocking Layer
Chia‐Hsun Chen, Nathan T. Tierce, Man‐kit Leung, Tien‐Lung Chiu, Chi‐Feng Lin, Christopher J. Bardeen and Jiun‐Haw Lee
Advanced Materials, 2018, 30
DOI: 10.1002/adma.201804850

Interface-engineered multiferroicity and bandgap tailoring in BFMO/BCO heterostructures
Song Yang, Jian-wei Wang, Xun-yong Yang, Ying-fei Yi, Zuo Li, Zu-hong Xiong, Li-hong Cheng and Xu Wang
Materials Today Communications, 2025, 48, 113205
DOI: 10.1016/j.mtcomm.2025.113205

Design Guidelines for Rigid Epoxy Resins with High Photon Upconversion Efficiency: Critical Role of Emitter Concentration
Tsubasa Kashino, Rena Haruki, Masanori Uji, Naoyuki Harada, Masanori Hosoyamada, Nobuhiro Yanai and Nobuo Kimizuka
ACS Appl. Mater. Interfaces, 2022, 14, 22771
DOI: 10.1021/acsami.1c17021

What Limits Photon Upconversion on Mesoporous Thin Films Sensitized by Solution-Phase Absorbers?
Jonas Sandby Lissau, Djawed Nauroozi, Marie-Pierre Santoni, Tomas Edvinsson, Sascha Ott, James M. Gardner and Ana Morandeira
J. Phys. Chem. C, 2015, 119, 4550
DOI: 10.1021/jp5118129

Spectral Separation of Up-Conversion Luminescence Processes
Mikhail V. Korolkov, Inna A. Khodasevich, Alexander S. Grabtchikov, Valentin A. Orlovich and Dmitri Mogilevtsev
Applied Sciences, 2024, 14, 10888
DOI: 10.3390/app142310888

Optimizing the Efficiency of Solar Photon Upconversion
Laszlo Frazer, Joseph K. Gallaher and T. W. Schmidt
ACS Energy Lett., 2017, 2, 1346
DOI: 10.1021/acsenergylett.7b00237

Excimers in Multichromophoric Assemblies: Boon or Bane?
Debangshu Chaudhuri
Organic Materials, 2021, 3, 455
DOI: 10.1055/a-1578-0960

Energy-transfer in CsPbBr3 nanocrystals: Sensitization of porphyrin triplets
Yinjie Lu and Zongwei Chen
Chinese Journal of Chemical Physics, 2024, 37, 632
DOI: 10.1063/1674-0068/cjcp2312124

Materials Integrating Photochemical Upconversion
Catherine E. McCusker and Felix N. Castellano
Top Curr Chem (Z), 2016, 374
DOI: 10.1007/s41061-016-0021-7

Emerging strategies in developing multifunctional nanomaterials for cancer nanotheranostics
Melgious Jin Yan Ang, Siew Yin Chan, Yi-Yiing Goh, Zichao Luo, Jun Wei Lau and Xiaogang Liu
Advanced Drug Delivery Reviews, 2021, 178, 113907
DOI: 10.1016/j.addr.2021.113907

Solar Electricity and Solar Fuels: Status and Perspectives in the Context of the Energy Transition
Nicola Armaroli and Vincenzo Balzani
Chemistry A European J, 2016, 22, 32
DOI: 10.1002/chem.201503580

Iridium-Based High-Sensitivity Oxygen Sensors and Photosensitizers with Ultralong Triplet Lifetimes
Xinpeng Jiang, Jiang Peng, Jianchun Wang, Xinyan Guo, Dahui Zhao and Yuguo Ma
ACS Appl. Mater. Interfaces, 2016, 8, 3591
DOI: 10.1021/acsami.5b07860

Kinetic Monte Carlo Study of Triplet-Triplet Annihilation in Conjugated Luminescent Materials
Rishabh Saxena, Tobias Meier, Stavros Athanasopoulos, Heinz Bässler and Anna Köhler
Phys. Rev. Applied, 2020, 14
DOI: 10.1103/PhysRevApplied.14.034050

Triplet–Triplet Annihilation Upconversion in a MOF with Acceptor‐Filled Channels
Shadab Gharaati, Cui Wang, Christoph Förster, Florian Weigert, Ute Resch‐Genger and Katja Heinze
Chemistry A European J, 2020, 26, 1003
DOI: 10.1002/chem.201904945

Beyond Shockley–Queisser: Molecular Approaches to High-Efficiency Photovoltaics
Murad J. Y. Tayebjee, Dane R. McCamey and Timothy W. Schmidt
J. Phys. Chem. Lett., 2015, 6, 2367
DOI: 10.1021/acs.jpclett.5b00716

Chemistry of Photon Upconversion Based on Molecular Assembly
Nobuo KIMIZUKA
Oleoscience, 2022, 22, 195
DOI: 10.5650/oleoscience.22.195

Constraints imposed by the sparse solar photon flux on upconversion and hot carrier solar cells
Abhinav S. Sharma, Andreas Pusch, Michael P. Nielsen, Udo Römer, Murad J.Y. Tayebjee, Fiacre E. Rougieux and Nicholas J. Ekins-Daukes
Solar Energy, 2022, 237, 44
DOI: 10.1016/j.solener.2022.03.037

Triplet Upconversion under Ambient Conditions Enables Digital Light Processing 3D Printing
Connor J. O’Dea, Jussi Isokuortti, Emma E. Comer, Sean T. Roberts and Zachariah A. Page
ACS Cent. Sci., 2024, 10, 272
DOI: 10.1021/acscentsci.3c01263

Triplet–Triplet Annihilation Photon Upconversion in Polymer Thin Film: Sensitizer Design
Xinpeng Jiang, Xinyan Guo, Jiang Peng, Dahui Zhao and Yuguo Ma
ACS Appl. Mater. Interfaces, 2016, 8, 11441
DOI: 10.1021/acsami.6b01339

Facile Co‐Assembly of a Dipeptide‐Based Organogel toward Efficient Triplet–Triplet Annihilation Photonic Upconversion
Xingcen Liu, Jinbo Fei, Pengli Zhu and Junbai Li
Chemistry — An Asian Journal, 2016, 11, 2700
DOI: 10.1002/asia.201600500

Organic-quantum dot hybrid interfaces and their role in photon fission/fusion applications
Victor Gray, Jesse R. Allardice, Zhilong Zhang and Akshay Rao
Chemical Physics Reviews, 2021, 2
DOI: 10.1063/5.0050464

Distance-Dependent Triplet Energy Transfer between CdSe Nanocrystals and Surface Bound Anthracene
Xin Li, Zhiyuan Huang, Ramsha Zavala and Ming Lee Tang
J. Phys. Chem. Lett., 2016, 7, 1955
DOI: 10.1021/acs.jpclett.6b00761

Management and utilization of triplet excitons in organic optoelectronic devices
Can Gao, Zhagen Miao, Wallace W.H. Wong, Trevor A. Smith, Shih-Chun Lo, Wenping Hu, Ebinazar B. Namdas and Huanli Dong
Fundamental Research, 2024
DOI: 10.1016/j.fmre.2024.05.009

Preorganized Chromophores Facilitate Triplet Energy Migration, Annihilation and Upconverted Singlet Energy Collection
Prasenjit Mahato, Nobuhiro Yanai, Melinda Sindoro, Steve Granick and Nobuo Kimizuka
J. Am. Chem. Soc., 2016, 138, 6541
DOI: 10.1021/jacs.6b01652

Employing Core‐Shell Quantum Dots as Triplet Sensitizers for Photon Upconversion
Keisuke Okumura, Kazuma Mase, Nobuhiro Yanai and Nobuo Kimizuka
Chemistry A European J, 2016, 22, 7721
DOI: 10.1002/chem.201600998

Triplet–Triplet Annihilation Upconversion for Photocatalytic Hydrogen Evolution
Tianjun Yu, Yanpeng Liu, Yi Zeng, Jinping Chen, Guoqiang Yang and Yi Li
Chemistry A European J, 2019, 25, 16270
DOI: 10.1002/chem.201904025

Upconverting BiYO3 nanophosphors in DSSCs applications
Joydip Dutta and Vineet Kumar Rai
Optics & Laser Technology, 2021, 140, 107087
DOI: 10.1016/j.optlastec.2021.107087

Perovskite-Sensitized Upconversion under Operando Conditions
Alexander S. Bieber, Colette M. Sullivan, Katherine E. Shulenberger, Gregory Moller, Masoud Mardani, Sarah Wieghold, Theo Siegrist and Lea Nienhaus
J. Phys. Chem. C, 2023, 127, 4773
DOI: 10.1021/acs.jpcc.2c08850

Photon Upconversion in Aqueous Nanodroplets
Samuel N. Sanders, Mahesh K. Gangishetty, Matthew Y. Sfeir and Daniel N. Congreve
J. Am. Chem. Soc., 2019, 141, 9180
DOI: 10.1021/jacs.9b03992

Photochemical Upconversion in Water Using Cu(I) MLCT Excited States: Role of Energy Shuttling at the Micellar/Water Interface
Remi Fayad, Anh Thy Bui, Samuel G. Shepard and Felix N. Castellano
ACS Appl. Energy Mater., 2020, 3, 12557
DOI: 10.1021/acsaem.0c02492

Block Copolymer Stabilized Liquid Nanodroplets Facilitate Efficient Triplet Fusion-Based Photon Upconversion in Solid Polymer Matrices
Felipe Saenz, Alessandra Ronchi, Michele Mauri, Derek Kiebala, Angelo Monguzzi and Christoph Weder
ACS Appl. Mater. Interfaces, 2021, 13, 43314
DOI: 10.1021/acsami.1c09813

Recent Trends in Upconversion Luminescent Inorganic Materials and Nanomaterials for Enhanced Photovoltaic Solar Cell and Biological Applications
Mostafa S. Eraky, Sara S. Elsherif and Moustafa M. S. Sanad
J Fluoresc, 2025
DOI: 10.1007/s10895-025-04198-x

Phenylated Acene Derivatives as Candidates for Intermolecular Singlet Fission
Xiaopeng Wang, Xingyu Liu, Rithwik Tom, Cameron Cook, Bohdan Schatschneider and Noa Marom
J. Phys. Chem. C, 2019, 123, 5890
DOI: 10.1021/acs.jpcc.8b12549

Enrichment of molecular antenna triplets amplifies upconverting nanoparticle emission
David J. Garfield, Nicholas J. Borys, Samia M. Hamed, Nicole A. Torquato, Cheryl A. Tajon, Bining Tian, Brian Shevitski, Edward S. Barnard, Yung Doug Suh, Shaul Aloni, Jeffrey B. Neaton, Emory M. Chan, Bruce E. Cohen and P. James Schuck
Nature Photon, 2018, 12, 402
DOI: 10.1038/s41566-018-0156-x

Strategies for combining triplet–triplet annihilation upconversion sensitizers and acceptors in a host matrix
Waqas Ahmad, Jingjing Wang, Huanhuan Li, Qin Ouyang, Wanhua Wu and Quansheng Chen
Coordination Chemistry Reviews, 2021, 439, 213944
DOI: 10.1016/j.ccr.2021.213944

Solid-State Sensitized Upconversion in Polyacrylate Elastomers
Angelo Monguzzi, Michele Mauri, Alberto Bianchi, Murali Krishna Dibbanti, Roberto Simonutti and Francesco Meinardi
J. Phys. Chem. C, 2016, 120, 2609
DOI: 10.1021/acs.jpcc.6b00223

Visible-to-UV triplet-triplet annihilation upconversion from a thermally activated delayed fluorescence/pyrene pair in an air-saturated solution
Hak-Lae Lee, Myung-Soo Lee, Hyun Park, Won-Sik Han and Jae-Hyuk Kim
Korean J. Chem. Eng., 2019, 36, 1791
DOI: 10.1007/s11814-019-0355-2

Recent research progress for upconversion assisted dye-sensitized solar cells
Xugeng Guo, Wenpeng Wu, Yuanyuan Li, Jinglai Zhang, Li Wang and Hans Ågren
Chinese Chemical Letters, 2021, 32, 1834
DOI: 10.1016/j.cclet.2020.11.057

A Thermostable Protein Matrix for Spectroscopic Analysis of Organic Semiconductors
George A. Sutherland, Daniel Polak, David J. K. Swainsbury, Shuangqing Wang, Frank C. Spano, Dirk B. Auman, David G. Bossanyi, James P. Pidgeon, Andrew Hitchcock, Andrew J. Musser, John E. Anthony, P. Leslie Dutton, Jenny Clark and C. Neil Hunter
J. Am. Chem. Soc., 2020, 142, 13898
DOI: 10.1021/jacs.0c05477

Photochemical Upconversion
Jiale Feng, Jessica Alves, Damon M. de Clercq and Timothy W. Schmidt
Annu. Rev. Phys. Chem., 2023, 74, 145
DOI: 10.1146/annurev-physchem-092722-104952

Emissive spin-0 triplet-pairs are a direct product of triplet–triplet annihilation in pentacene single crystals and anthradithiophene films
David G. Bossanyi, Maik Matthiesen, Shuangqing Wang, Joel A. Smith, Rachel C. Kilbride, James D. Shipp, Dimitri Chekulaev, Emma Holland, John E. Anthony, Jana Zaumseil, Andrew J. Musser and Jenny Clark
Nat. Chem., 2021, 13, 163
DOI: 10.1038/s41557-020-00593-y

Singlet Sensitization-Enhanced Upconversion Solar Cells via Self-Assembled Trilayers
Yan Zhou, Cory Ruchlin, Alex J. Robb and Kenneth Hanson
ACS Energy Lett., 2019, 4, 1458
DOI: 10.1021/acsenergylett.9b00870

Comparative analysis of high-efficiency multijunction solar cells with various silicon bottom cell structures
Hasnain Yousuf, Muhammad Quddamah Khokhar, Alamgeer, Polgampola Chamani Madara, Jaljalalul Abedin Jony, Maha Nur Aida, Rafi ur Rahman, Seokjin Jang, Junhan Bae and Junsin Yi
Inorganic Chemistry Communications, 2024, 170, 113280
DOI: 10.1016/j.inoche.2024.113280

Ultrafast and efficient photothermal conversion for sunlight-driven thermal-electric system
Yuang Zhang, Gagik G. Gurzadyan, Malik Muhammad Umair, Wentao Wang, Rongwen Lu, Shufen Zhang and Bingtao Tang
Chemical Engineering Journal, 2018, 344, 402
DOI: 10.1016/j.cej.2018.03.098

Activation of Perovskite Nanocrystals for Volumetric Displays Using Near-Infrared Photon Upconversion by Triplet Fusion
Yu Hu, Guiwen Luo, Pengfei Niu, Ling Zhang, Tianjun Yu, Jinping Chen, Yi Li and Yi Zeng
Molecules, 2025, 30, 2273
DOI: 10.3390/molecules30112273

Spin Statistics for Triplet–Triplet Annihilation Upconversion: Exchange Coupling, Intermolecular Orientation, and Reverse Intersystem Crossing
David G. Bossanyi, Yoichi Sasaki, Shuangqing Wang, Dimitri Chekulaev, Nobuo Kimizuka, Nobuhiro Yanai and Jenny Clark
JACS Au, 2021, 1, 2188
DOI: 10.1021/jacsau.1c00322

Efficient Triplet–Triplet Annihilation Upconversion with an Anti-Stokes Shift of 1.08 eV Achieved by Chemically Tuning Sensitizers
Chunying Fan, Lingling Wei, Tong Niu, Ming Rao, Guo Cheng, Jason J. Chruma, Wanhua Wu and Cheng Yang
J. Am. Chem. Soc., 2019, 141, 15070
DOI: 10.1021/jacs.9b05824

Engineering Sensitized Photon Upconversion Efficiency via Nanocrystal Wavefunction and Molecular Geometry
Shan He, Runchen Lai, Qike Jiang, Yaoyao Han, Xiao Luo, Yuyang Tian, Xue Liu and Kaifeng Wu
Angewandte Chemie, 2020, 132, 17879
DOI: 10.1002/ange.202009066

Absorption bandwidth broadening of photon upconversion solid-solution organic crystals by co-dissolution of multiple sensitizers
Riku Enomoto and Yoichi Murakami
Appl. Phys. Express, 2023, 16, 092001
DOI: 10.35848/1882-0786/acf6a7

Effect of Ce dopant on upconversion and temperature sensing performances in homogeneous ultrasmall Y2O3:Yb3+/Ho3+ nanoparticles through flame aerosol synthesis
Shuai Hu, Maohui Yuan, Hanchang Huang, Changqing Song, Kai Han, Wenda Cui, Zining Yang and Hongyan Wang
Ceramics International, 2023, 49, 10953
DOI: 10.1016/j.ceramint.2022.11.290

A dendritic DPA annihilator—syntheses, photophysical properties and application for co-assembling enhanced triplet-triplet annihilation upconversion
Qian Guo, Guojuan Li, Ming Rao, Lingling Wei, Fanrui Gao, Wanhua Wu, Qingshan Yang, Guo Cheng and Cheng Yang
Dyes and Pigments, 2020, 182, 108643
DOI: 10.1016/j.dyepig.2020.108643

Triplet Sensitization by Lead Halide Perovskite Thin Films for Efficient Solid-State Photon Upconversion at Subsolar Fluxes
Sarah Wieghold, Alexander S. Bieber, Zachary A. VanOrman, Lauren Daley, Meghan Leger, Juan-Pablo Correa-Baena and Lea Nienhaus
Matter, 2019, 1, 705
DOI: 10.1016/j.matt.2019.05.026

Halide Perovskites: A Progress Report on Photon Interconversion
Sarah Wieghold, Zachary A. VanOrman and Lea Nienhaus
Advanced Optical Materials, 2021, 9
DOI: 10.1002/adom.202001470

Quasi-thresholdless Photon Upconversion in Metal–Organic Framework Nanocrystals
F. Meinardi, M. Ballabio, N. Yanai, N. Kimizuka, A. Bianchi, M. Mauri, R. Simonutti, A. Ronchi, M. Campione and A. Monguzzi
Nano Lett., 2019, 19, 2169
DOI: 10.1021/acs.nanolett.9b00543