High-concentration LiPF6/sulfone electrolytes: structure, transport properties, and battery application

Yosuke Ugata, Yichuan Chen, Shuhei Miyazaki, Shohei Sasagawa, Kazuhide Ueno, Masayoshi Watanabe and Kaoru Dokko

Phys. Chem. Chem. Phys., 2023, 25, 29566
DOI: 10.1039/D3CP04561G

Combining LiBF4 with a donor solvent to optimize Li+-solvation and reinforce interphases for lithium ion capacitors

Ching-Yu Hu, Li-Jia Lin, Van-Can Nguyen, Hao-Lun Juan, Yi-Chen Chan, Chi-Cheng Chiu, Yuh-Lang Lee and Hsisheng Teng

J. Mater. Chem. A, 2025
DOI: 10.1039/D5TA04131G

Evolving better solvate electrolytes for lithium secondary batteries

Frederik Philippi, Maleen Middendorf, Keisuke Shigenobu, Yuna Matsuyama, Oriele Palumbo, David Pugh, Taku Sudoh, Kaoru Dokko, Masayoshi Watanabe, Monika Schönhoff, Wataru Shinoda and Kazuhide Ueno

Chem. Sci., 2024, 15, 7342
DOI: 10.1039/D4SC01492H

Novel high-performance anodic materials for lithium ion batteries: two-dimensional Sn–X (X = C, Si, and Ge) alloy monolayers

Pengfei Zhu, Yunxiao Zu, Yue Kuai, Shuli Gao, Ge Wu, Wen Chen, Liyuan Wu, Changcheng Chen and Gang Liu

Phys. Chem. Chem. Phys., 2021, 23, 26428
DOI: 10.1039/D1CP04426E

Does Li-ion transport occur rapidly in localized high-concentration electrolytes?

Yoshifumi Watanabe, Yosuke Ugata, Kazuhide Ueno, Masayoshi Watanabe and Kaoru Dokko

Phys. Chem. Chem. Phys., 2023, 25, 3092
DOI: 10.1039/D2CP05319E

Untangling the potential of non-entangled bottlebrush block copolymers as separator coating materials for high-rate and long-life sodium metal batteries

Daun Jeong, Gyu Hwang Shin, Hyojun Lim, Seunghyeon Kim, Da-Sol Kwon, Jinsol Yook, Sang-Ok Kim, Kyung Yoon Chung, Kyeounghak Kim and Jimin Shim

J. Mater. Chem. A, 2025, 13, 3327
DOI: 10.1039/D4TA07347A

Discrepant lithium transference numbers due to heterogeneous speciation

Frederik Philippi, Yuna Matsuyama, Simon Buyting, Taku Sudoh, Keisuke Shigenobu, Wataru Shinoda, Monika Schönhoff, Masayoshi Watanabe and Kazuhide Ueno

Phys. Chem. Chem. Phys., 2025, 27, 15185
DOI: 10.1039/D5CP00222B

Single-oxygen linear ether (SOLE) based electrolytes for fast-charging and low-temperature Li-ion batteries

Zongjian Li, Jing Liu, Xinying Bi, Yunan Qin and Tao Gao

J. Mater. Chem. A, 2023, 11, 19996
DOI: 10.1039/D3TA01956J

A partially fluorinated polymer network enhances the Li-ion transference number of sulfolane-based highly concentrated electrolytes

Yukako Konishi, Hisashi Kokubo, Seiji Tsuzuki, Ryoichi Tatara and Kaoru Dokko

Chem. Commun., 2024, 60, 12896
DOI: 10.1039/D4CC04291C

Tetra-arm poly(ethylene glycol) gels with highly concentrated sulfolane-based electrolytes exhibiting high Li-ion transference numbers

Natsumi Tasaki, Yosuke Ugata, Kei Hashimoto, Hisashi Kokubo, Kazuhide Ueno, Masayoshi Watanabe and Kaoru Dokko

Phys. Chem. Chem. Phys., 2023, 25, 17793
DOI: 10.1039/D3CP01928D

In situ SPM studies of electrochemical interfaces in high ionic strength electrolytes

Xiao-Ting Yin, Wei-Wei Wang, Zhuo Tan, Yu Ding, Bing-Wei Mao and Jia-Wei Yan

Current Opinion in Electrochemistry, 2024, 47, 101563
DOI: 10.1016/j.coelec.2024.101563

Anionic Effects on Li-Ion Transport and Electrochemical Properties of High-Concentration Li Salt/Sulfone Electrolytes

Yosuke Ugata, Shuhei Miyazaki, Gakuto Wada, Shohei Sasagawa and Kaoru Dokko

ACS Appl. Energy Mater., 2024, 7, 11799
DOI: 10.1021/acsaem.4c02015

Recent Progress in Electrolyte Systems for Supercapacitors

Masashi ISHIKAWA, Kaoru DOKKO, Hsisheng TENG, Simon LINDBERG, Jon AJURIA, Andrea BALDUCCI and Elzbieta FRACKOWIAK

Electrochemistry, 2024, 92, 074003
DOI: 10.5796/electrochemistry.24-70044

Effects of Li-Salt Concentration and Viscosity on Li-Ion Insertion/Extraction Reaction Kinetics at LiMn2O4 Electrode in Ether-Based Electrolyte Solutions

Zhi Zhou, Kousuke Takeshita, Ryotaro Ishikawa, Yosuke Ugata, Ryoichi Tatara and Kaoru Dokko

J. Electrochem. Soc., 2025, 172, 020524
DOI: 10.1149/1945-7111/adb521

Study on Fundamental Properties of Solvate Electrolytes and Their Application in Batteries

Kaoru DOKKO

Electrochemistry, 2022, 90, 101003
DOI: 10.5796/electrochemistry.22-00072

Smart interfaces in Li-ion batteries: Near-future key challenges

Eleonora Pargoletti, Serena Arnaboldi, Giuseppe Cappelletti, Mariangela Longhi, Daniela Meroni, Alessandro Minguzzi, Patrizia Romana Mussini, Sandra Rondinini and Alberto Vertova

Electrochimica Acta, 2022, 415, 140258
DOI: 10.1016/j.electacta.2022.140258

Concentrated Electrolytes and Their Unique Interfacial Reactions in Rechargeable Batteries

Ryoichi TATARA

Electrochemistry, 2024, 92, 101005
DOI: 10.5796/electrochemistry.24-00071

Crystal structures of polymerized lithium chloride and dimethyl sulfoxide in the form of {2LiCl·3DMSO} n and {LiCl·DMSO} n

Nichole R. Valdez, David J. Herman, Martin B. Nemer, Mark A. Rodriguez and Eric Allcorn

Acta Crystallogr E Cryst Commun, 2023, 79, 33
DOI: 10.1107/S2056989022011896

Ion Dynamics in Concentrated Electrolyte Solutions: Relating Equilibrium Fluctuations of the Ions to Transport Properties in Battery Cells

Bernhard Roling, Vanessa Miß and Janosch Kettner

Energy & Environ Materials, 2024, 7
DOI: 10.1002/eem2.12533

Effective Liquid Electrolytes for Enabling Room‐Temperature Sodium–Sulfur Batteries

Vittorio Marangon, Edoardo Barcaro, Francesco De Boni, Mirko Prato, Dominic Bresser and Jusef Hassoun

Advanced Sustainable Systems, 2024, 8
DOI: 10.1002/adsu.202400268

Mass transport and heterogeneous electron transfer in high-concentration electrolytes: From conventional to two-dimensional material electrodes

Shuai Liu, Guilhem Pignol, Corinne Lagrost, Bingwei Mao, Philippe Hapiot and Jiawei Yan

Current Opinion in Electrochemistry, 2025, 51, 101667
DOI: 10.1016/j.coelec.2025.101667

LiNi0.5Mn1.5O4-Hybridized Gel Polymer Cathode and Gel Polymer Electrolyte Containing a Sulfolane-Based Highly Concentrated Electrolyte for the Fabrication of a 5 V Class of Flexible Lithium Batteries

Binshen Wang, Jiali Liu, Ji-young Ock, Ryo Motoyoshi, Shanglin Li, Kazuhide Ueno, Kaoru Dokko, Seiji Tsuzuki and Masayoshi Watanabe

ACS Omega, 2022, 7, 17732
DOI: 10.1021/acsomega.2c00861

Recent progress in ether-based electrolytes for high-voltage lithium metal batteries

Hai-peng ZHU, Qiang-feng ZHANG, Zhao CHEN, Zi-yu PENG, Lin MEI, Chun-xiao ZHANG and Wei-feng WEI

Transactions of Nonferrous Metals Society of China, 2024, 34, 3452
DOI: 10.1016/S1003-6326(24)66619-7

An ultrathin polymer-based solid-state electrolyte membrane with high conductivity for lithium metal batteries operable at −25 °C

Bowen Li, Kexin Liu, Zhuyi Wang, Yin Zhao, Yingying Lv, Liyi Shi and Shuai Yuan

Journal of Colloid and Interface Science, 2025, 698, 138071
DOI: 10.1016/j.jcis.2025.138071

Distinct Differences in Li-Deposition/Dissolution Reversibility in Sulfolane-Based Electrolytes Depending on Li-Salt Species and Their Solvation Structures

Jiali Liu, Tomoaki Kaneko, Ji-young Ock, Shinji Kondou, Kazuhide Ueno, Kaoru Dokko, Keitaro Sodeyama and Masayoshi Watanabe

J. Phys. Chem. C, 2023, 127, 5689
DOI: 10.1021/acs.jpcc.2c09040

Opportunities for ionic liquid-based electrolytes in rechargeable lithium batteries

Xingxing Wang, Letao Jin, Wenfang Feng, Zhibin Zhou and Heng Zhang

Sci. China Chem., 2023, 66, 3443
DOI: 10.1007/s11426-023-1827-0

New functionality of electrode materials with highly concentrated electrolytes

Yosuke Ugata and Naoaki Yabuuchi

Trends in Chemistry, 2023, 5, 672
DOI: 10.1016/j.trechm.2023.07.003

Self-assembled Cationic Surfactant-based Electrolytes for Rechargeable Aqueous Zinc Metal Batteries

Guohong SHEN, Shinji KONDOU, Hiroki NAKAGAKI, Gakuto WADA, Masayoshi WATANABE, Kaoru DOKKO and Kazuhide UENO

Electrochemistry, 2025, 93, 037008
DOI: 10.5796/electrochemistry.25-00030

Anode‐Free Solid‐State Lithium Batteries: A Review

Wen‐Ze Huang, Chen‐Zi Zhao, Peng Wu, Hong Yuan, Wei‐Er Feng, Ze‐Yu Liu, Yang Lu, Shuo Sun, Zhong‐Heng Fu, Jiang‐Kui Hu, Shi‐Jie Yang, Jia‐Qi Huang and Qiang Zhang

Advanced Energy Materials, 2022, 12
DOI: 10.1002/aenm.202201044

Widening the Operational Temperature Range of Lithium Batteries Using Flame-Retardant Sulfone-Based Highly Concentrated Electrolytes

Yosuke Ugata, Gakuto Wada, Shuhei Miyazaki and Kaoru Dokko

J. Electrochem. Soc., 2024, 171, 100508
DOI: 10.1149/1945-7111/ad81b8

Ion conductivity and physicochemical properties of lithium and sodium forms of perfluorinated sulfocationic membranes swollen with ethylene and propylene carbonates

Ruslan R. Kayumov, Anna A. Lochina, Alexander N. Lapshin, Artem V. Bakirov, Alexander A. Glukhov and Lyubov V. Shmygleva

Ionics, 2025, 31, 4405
DOI: 10.1007/s11581-025-06256-7

Anionic Effects on Li-Ion Activity and Li-Ion Intercalation Reaction Kinetics in Highly Concentrated Li Salt/Propylene Carbonate Solutions

Yosuke Ugata, Ryoichi Tatara, Ji-young Ock, Jingjun Zhang, Kazuhide Ueno, Masayoshi Watanabe and Kaoru Dokko

J. Phys. Chem. C, 2023, 127, 3977
DOI: 10.1021/acs.jpcc.2c08653

Elucidation of Liquid Structures and Transport Properties of Highly Concentrated LiN(SO2F)2/Ethylene Carbonate Electrolytes

Reita Furui, Kikuko Hayamizu, Keitaro Takahashi, Seiji Tsuzuki, Hibiki Miyauchi, Kohei Inaba, Yui Kawana, Yasuhiro Umebayashi and Shiro Seki

J. Phys. Chem. C, 2023, 127, 10748
DOI: 10.1021/acs.jpcc.3c00887

Atomic insights into SEI mechanical response to early-stage lithium dendrite growth: A reactive molecular dynamics study

Yue-Rong Huang and Chih-Hung Chen

Journal of Power Sources, 2025, 654, 237730
DOI: 10.1016/j.jpowsour.2025.237730

Communication—Effect of Ligand Structure on Li-Ion Insertion Kinetics in Ether-Based Solvate Ionic Liquids

Zhi Zhou, Kousuke Takeshita, Ryotaro Ishikawa, Yosuke Ugata, Seiji Tsuzuki, Ryoichi Tatara and Kaoru Dokko

J. Electrochem. Soc., 2025, 172, 020501
DOI: 10.1149/1945-7111/adada7

Eutectic Electrolytes Composed of LiN(SO2F)2 and Sulfones for Li-Ion Batteries

Yosuke Ugata, Yichuan Chen, Shohei Sasagawa, Kazuhide Ueno, Masayoshi Watanabe, Hiroki Mita, Jusuke Shimura, Masayuki Nagamine and Kaoru Dokko

J. Phys. Chem. C, 2022, 126, 10024
DOI: 10.1021/acs.jpcc.2c02922

Unveiling the Role of Fluorination in Hexacyclic Coordinated Ether Electrolytes for High-Voltage Lithium Metal Batteries

Lan-Qing Wu, Zhe Li, Zhen-Yu Fan, Kun Li, Jia Li, Dubin Huang, Aijun Li, Yang Yang, Weiwei Xie and Qing Zhao

J. Am. Chem. Soc., 2024, 146, 5964
DOI: 10.1021/jacs.3c11798

Физико-химические свойства растворов бис-(трифторметансульфонил)имида лития в сульфолане

Л. В. Шеина, E. B. Карасева and В. С. Колосницын

Russian Journal of Physical Chemistry, 2024, 98
DOI: 10.31857/S0044453724030099

Recent strategies for improving the performance of ionic liquids as battery electrolytes

Binayak Roy, Urbi Pal, Mega Kar and Douglas R. MacFarlane

Current Opinion in Green and Sustainable Chemistry, 2022, 37, 100676
DOI: 10.1016/j.cogsc.2022.100676

Phase Behaviors and Ion Transport Properties of LiN(SO₂CF₃)₂/Sulfone Binary Mixtures

Ryoichi TATARA, Yosuke UGATA, Shuhei MIYAZAKI, Natsuki KISHIDA, Shohei SASAGAWA, Kazuhide UENO, Seiji TSUZUKI, Masayoshi WATANABE and Kaoru DOKKO

Electrochemistry, 2023, 91, 037008
DOI: 10.5796/electrochemistry.23-00019

Electrochemical Solvometallurgy Pathway for the Sustainable Recovery of Bulk Metallic Lithium

Baoguo Zhang, Haoyu Zhang, Bing Ai, Kefeng Pan, Weimin Zhang, Degang Li, Lipeng Zhang and Zhongning Shi

ACS Appl. Eng. Mater., 2023, 1, 59
DOI: 10.1021/acsaenm.2c00012

Logistic Approximation to Ion-Intercalation Electrochemistry: Application to Potassium–Copper(II) Hexacyanoferrate in DMSO Electrolytes

Antonio Doménech-Carbó, Silvana López and Eduardo Muñoz

J. Phys. Chem. C, 2024, 128, 1487
DOI: 10.1021/acs.jpcc.3c07506

Carbonaceous-Material-Induced Gelation of Concentrated Electrolyte Solutions for Application in Lithium–Sulfur Battery Cathodes

Ryo Motoyoshi, Shanglin Li, Seiji Tsuzuki, Arnab Ghosh, Kazuhide Ueno, Kaoru Dokko and Masayoshi Watanabe

ACS Appl. Mater. Interfaces, 2022, 14, 45403
DOI: 10.1021/acsami.2c12773

Enhancing lithium metal battery performance with a perfluorinated bisalt electrolyte achieving high-voltage stability up to 4.8 V

Xue Li, Fei Luo, Miaomiao Yu, Runze Liu, Shangquan Zhao and Shan Fang

Energy Storage Materials, 2025, 75, 104048
DOI: 10.1016/j.ensm.2025.104048

Effects of Li ion-solvent interaction on ionic transport and electrochemical properties in highly concentrated cyclic carbonate electrolytes

Keisuke Shigenobu, Taku Sudoh, Mayu Tabuchi, Seiji Tsuzuki, Wataru Shinoda, Kaoru Dokko, Masayoshi Watanabe and Kazuhide Ueno

Journal of Non-Crystalline Solids: X, 2021, 11-12, 100071
DOI: 10.1016/j.nocx.2021.100071

Electrochemical Impedance Spectroscopy Analysis of Dendrite Growth on the Lithium Metal Surface in Polysulfide-Insoluble Electrolytes

Rikuya Ito, Hiroki Nara and Toshiyuki Momma

J. Electrochem. Soc., 2024, 171, 120511
DOI: 10.1149/1945-7111/ad9a7e

Toward Practical Li–CO2 Batteries: Mechanisms, Catalysts, and Perspectives

Xiaowei Mu, Ping He and Haoshen Zhou

Acc. Mater. Res., 2024, 5, 467
DOI: 10.1021/accountsmr.3c00266

Fundamental methods of electrochemical characterization of Li insertion materials for battery researchers

Yosuke Ugata, Chihaya Motoki, Kaoru Dokko and Naoaki Yabuuchi

J Solid State Electrochem, 2024, 28, 1387
DOI: 10.1007/s10008-023-05670-z

Transitioning from Regular Electrolytes to Solvate Ionic Liquids to High-Concentration Electrolytes: Changes in Transport Properties and Ionic Speciation

Ernest O. Nachaki and Daniel G. Kuroda

J. Phys. Chem. C, 2024, 128, 11522
DOI: 10.1021/acs.jpcc.4c02248

Unraveling the energy storage mechanism in graphene-based nonaqueous electrochemical capacitors by gap-enhanced Raman spectroscopy

Xiao-Ting Yin, En-Ming You, Ru-Yu Zhou, Li-Hong Zhu, Wei-Wei Wang, Kai-Xuan Li, De-Yin Wu, Yu Gu, Jian-Feng Li, Bing-Wei Mao and Jia-Wei Yan

Nat Commun, 2024, 15
DOI: 10.1038/s41467-024-49973-9

Physicochemical Properties of Lithium Bis(trifluoromethanesulfonyl)imide Solutions in Sulfolane

L. V. Sheina, E. V. Karaseva and V. S. Kolosnitsyn

Russ. J. Phys. Chem., 2024, 98, 431
DOI: 10.1134/S0036024424030269

The heterogeneous nature of the lithium-ion diffusion in highly concentrated sulfolane-based liquid electrolytes

Karina Shimizu, Masayoshi Watanabe, José Nuno Canongia Lopes and Adilson Alves de Freitas

Journal of Molecular Liquids, 2023, 382, 121983
DOI: 10.1016/j.molliq.2023.121983

Макроскопический подход к изучению структуры концентрированных водных растворов LiTFSI

Я. Жигаленок, С. Абдимомын, М. Рябичева, М. Лепихин, А. Галеева and Ф. Мальчик

Горение и плазмохимия, 2024, 22, 309
DOI: 10.18321/cpc22(4)309-318

Toward Bottom-Up Understanding of Transport in Concentrated Battery Electrolytes

Aashutosh Mistry, Zhou Yu, Brandon L. Peters, Chao Fang, Rui Wang, Larry A. Curtiss, Nitash P. Balsara, Lei Cheng and Venkat Srinivasan

ACS Cent. Sci., 2022, 8, 880
DOI: 10.1021/acscentsci.2c00348

Exploiting the Steric Effect and Low Dielectric Constant of 1,2-Dimethoxypropane for 4.3 V Lithium Metal Batteries

Eunseok Park, Jongseok Park, Kyunam Lee, Yan Zhao, Tianhong Zhou, Gyuleen Park, Min-Gi Jeong, Minseok Choi, Dong-Joo Yoo, Hun-Gi Jung, Ali Coskun and Jang Wook Choi

ACS Energy Lett., 2023, 8, 179
DOI: 10.1021/acsenergylett.2c02003

Initially anode-free sodium metal battery enabled by strain-engineered single-crystal aluminum substrate with (100)-preferred orientation

Fang Tang, Yang Yang, Congcong Liu, Shoumeng Yang, Shitan Xu, Yu Yao, Hai Yang, Yaxiong Yang, Shengnan He, Hongge Pan, Xianhong Rui and Yan Yu

Nat Commun, 2025, 16
DOI: 10.1038/s41467-025-57424-2

Deciphering interphase instability of lithium metal batteries with localized high-concentration electrolytes at elevated temperatures

Tao Meng, Shanshan Yang, Yitong Peng, Xiwei Lan, Pingan Li, Kangjia Hu and Xianluo Hu

Energy Storage Materials, 2024, 71, 103598
DOI: 10.1016/j.ensm.2024.103598

Temperature Dependency of Ion Transport in Highly Concentrated Li Salt/Sulfolane Electrolyte Solutions

Yosuke Ugata, Gen Hasegawa, Naoaki Kuwata, Kazuhide Ueno, Masayoshi Watanabe and Kaoru Dokko

J. Phys. Chem. C, 2022, 126, 19084
DOI: 10.1021/acs.jpcc.2c06699

Solid–electrolyte interphase formation during Li metal deposition in LiN(SO2F)2-based solvate ionic liquids

Ryoichi Tatara, Kohei Ikeda, Kazuhide Ueno, Masayoshi Watanabe and Kaoru Dokko

J Solid State Electrochem, 2024, 28, 4483
DOI: 10.1007/s10008-024-05843-4

Ion Transport in (Localized) High Concentration Electrolytes for Li-Based Batteries

Helen K. Bergstrom and Bryan D. McCloskey

ACS Energy Lett., 2024, 9, 373
DOI: 10.1021/acsenergylett.3c01662

Low-temperature gelled electrolytes based on the salt LiN(SO2CF3)2 in mixed glyme solutions for lithium power sources

A. A. Slesarenko, G. Z. Tulibaeva, A. V. Yudina, N. A. Slesarenko, A. F. Shestakov and O. V. Yarmolenko

Russ Chem Bull, 2024, 73, 3267
DOI: 10.1007/s11172-024-4442-0