Atmospheric brown carbon from biofuel pyrolysis: comparative analysis of dung and wood sources

Diego Calderon-Arrieta, Jessica Knull, Shudeepta Sarker, JingKai Wang, Larissa Evans, Julius Ese, Seth M. Koloski, Abigail M. Smith, Nyiri Hajian, Kirby Hill, Baerbel Sinha and Alexander Laskin

Environ. Sci.: Atmos., 2026, 6, 61
DOI: 10.1039/D5EA00105F

Wavelength-resolved quantum yields for phenolic carbonyls in acidic solution: molecular structure effects on brown carbon photochemistry

Dong Lee, Ellery Moore, Yiheng He, Tate Weltzin, Maria Gabbasova, Allen Zhu, Aidan Gee, Tom Rioux, Lindsey R. Madison and Greg T. Drozd

Environ. Sci.: Atmos., 2025, 5, 1230
DOI: 10.1039/D5EA00077G

Molecular characteristics of brown carbon aerosols over a forest atmosphere in the Qinling region of central China

Xin Zhang, Shuyan Xing, Jianjun Li, Rui Wang, Lijuan Li, Yue Lin, Junji Cao and Yuemei Han

Environmental Pollution, 2025, 387, 127279
DOI: 10.1016/j.envpol.2025.127279

Ammonolysis and hydrolysis govern multiphase formaldehyde–amine chemistry

Zegang Dong and Bo Long

Journal of Environmental Sciences, 2026
DOI: 10.1016/j.jes.2026.03.031

NH3 converts Criegee intermediates to nitrogenous organics

Xiaoying Li, Long Jia and Yongfu Xu

Atmos. Chem. Phys., 2026, 26, 4479
DOI: 10.5194/acp-26-4479-2026

Chemical and optical properties of biomass burning and diesel emissions and their atmospheric aging: A comprehensive chamber study

Mila Ródenas, Bálint Alföldy, Asta Gregorič, Rubén Soler, Martin Rigler, Eduardo Yubero, Teresa Vera, Esther Borrás, Javier Crespo and Amalia Muñoz

Atmospheric Environment, 2025, 363, 121592
DOI: 10.1016/j.atmosenv.2025.121592

Surprisingly robust photochemistry in subarctic particles during winter: evidence from photooxidants

Laura M. D. Heinlein, Junwei He, Michael Oluwatoyin Sunday, Fangzhou Guo, James Campbell, Allison Moon, Sukriti Kapur, Ting Fang, Kasey Edwards, Meeta Cesler-Maloney, Alyssa J. Burns, Jack Dibb, William Simpson, Manabu Shiraiwa, Becky Alexander, Jingqiu Mao, James H. Flynn III, Jochen Stutz and Cort Anastasio

Atmos. Chem. Phys., 2025, 25, 9561
DOI: 10.5194/acp-25-9561-2025

Brown Carbon Optical Variability in U.S. Urban Aerosols Revealed by an Enhanced Spectral/Mass Balance Approach

L.-W. Antony Chen, Judith C. Chow, Xiaoliang Wang, Junji Cao, Jingqiu Mao and John G. Watson

Environ. Sci. Technol. Lett., 2026, 13, 90
DOI: 10.1021/acs.estlett.5c01077

Spectral characteristics of water-soluble Brown carbon and it's radiative impacts on the atmosphere of Dhaka, Bangladesh

Md Al-amin Hossen, Shatabdi Roy, Samiha Nahian, Shahid Uz Zaman, Abu Selim and Abdus Salam

Atmospheric Environment, 2025, 351, 121185
DOI: 10.1016/j.atmosenv.2025.121185

Estimating gas-particle partitioning in mixed emissions of plastic and biomass burning thermal degradation products

Emily Halpern, Dominick Dotson, Qiaorong Xie, Peter Christ, Killian MacFeely, Lauren Heirty, Sergey A. Nizkorodov and Alexander Laskin

Aerosol Science and Technology, 2026, 1
DOI: 10.1080/02786826.2025.2609955

Molecular-Specific Aromatic Compounds Absorption Drives Divergent Radiative Forcing in High-Altitude Air and Snow over the Tibetan Plateau

Xinyuan Wu, Zining Zou, Yaoyin Zhang, Yu Liu, Yunhang Wang, Xinghang Jiang, Qiong Li, Xiaofei Wang, Kan Huang, Ganesh S. Chelluboyina, Rajan K. Chakrabarty, Alexander Laskin and Hongbo Fu

Environ. Sci. Technol., 2026, 60, 5652
DOI: 10.1021/acs.est.5c16974

Molecular Evidence of Aqueous‐Processed NOCs: From Mechanistic Insights to Environmental Impacts

Guohua Zhang, Tengfei Li, Wei Sun, Xinyu Huang, Tao Wang, Xuan Wang, Nan Ma, Weiwei Hu, Mingjin Tang, Zongbo Shi, Xinming Wang, Ping'an Peng and Xinhui Bi

JGR Atmospheres, 2026, 131
DOI: 10.1029/2025JD045757

Observation of Brown carbon in PM2.5 revealing effects of source-dependence and aging on light absorption

Sujian Zhang, Fengkui Duan, Ning Wang, Yongliang Ma, Qinqin Zhang, Lidan Zhu and Kebin He

Environmental Research, 2025, 285, 122721
DOI: 10.1016/j.envres.2025.122721

Air Mass Transport and Marine Conditions Regulate the Optical Properties and Composition of Particulate Water‐Soluble Organic Carbon Over the East China Sea

Xuan Zou, Yucheng Zhu, Mengke Tian, Ziwei Liu, Zhijian Ding, Yihan Tan, Yunkai Wang, Da Lu, Xiaofei Qin, Kan Huang, Jian Xu, Congrui Deng and Hao Li

JGR Atmospheres, 2026, 131
DOI: 10.1029/2025JD045861

Trapping absorbing and non-absorbing aqueous aerosol particles using a universal 4-arm Laguerre-Gaussian mode light trap

Krispin M. Dettlaff, James Wenger, Grégory David and Ruth Signorell

Opt. Express, 2026, 34, 31
DOI: 10.1364/OE.574626

Latitudinal gradient of brown carbon aerosols from the western north Pacific to the Arctic

Chunmao Zhu, Fumikazu Taketani, Takuma Miyakawa, Masayuki Takigawa and Yugo Kanaya

Prog Earth Planet Sci, 2025, 12
DOI: 10.1186/s40645-025-00785-5

Machine-learning-assisted chemical characterization and optical properties of atmospheric brown carbon in Nanjing, China

Yu Huang, Xingru Li, Dan Dan Huang, Ruoyuan Lei, Binhuang Zhou, Yunjiang Zhang and Xinlei Ge

Atmos. Chem. Phys., 2025, 25, 7619
DOI: 10.5194/acp-25-7619-2025

Exploring AI potential in optical analysis of organic and elemental carbons: A review of emerging applications in airborne particulate characterization

Akmaral Agibayeva, Aset Muratuly, Olga P. Ibragimova, Kazbek Tursun, Azamat Mukhamediya, Amin Zollanvari, Akhan Almagambetov, Serpil Yenisoy, Nassiba Baimatova and Ferhat Karaca

Atmospheric Pollution Research, 2026, 17, 102839
DOI: 10.1016/j.apr.2025.102839

Dark aqueous processing of organics in aerosols and size-resolved fog droplets: Variations in levels, characteristics and evolution

Megha Anand, Abhishek Chakraborty, Venkata Satish Rangu, Tarun Gupta and Neeraj Rastogi

Science of The Total Environment, 2026, 1014, 181350
DOI: 10.1016/j.scitotenv.2026.181350

Profiling aerosol Polycyclic Aromatic Compounds (PACs) in a severely polluted European city: A comprehensive assessment of the residential biomass burning impact on atmospheric toxicity

Irini Tsiodra, Georgios Grivas, Kalliopi Tavernaraki, Despina Paraskevopoulou, Constantine Parinos, Maria Tsagkaraki, Eleni Liakakou, Aikaterini Bougiatioti, Evangelos Gerasopoulos and Nikolaos Mihalopoulos

Journal of Hazardous Materials, 2025, 494, 138431
DOI: 10.1016/j.jhazmat.2025.138431

Measurement report: simultaneous measurement on gas- and particle-phase water-soluble organics in Shanghai: enhanced light absorption of transported Asian dust

Zheng Li, Gehui Wang, Binyu Xiao, Rongjie Li, Can Wu, Shaojun Lv, Feng Wu, Qingyan Fu and Yusen Duan

Atmos. Chem. Phys., 2025, 25, 12037
DOI: 10.5194/acp-25-12037-2025

Advances in Organic Synthesis and Properties Based On Tetraphenylimidazole Derivatives

Huibin Huang, Yang Li, Can Zeng, Jiali Chen, Ming Liu and Hanqing Wu

J Fluoresc, 2025, 35, 10595
DOI: 10.1007/s10895-025-04328-5

Distinct bimodal size distribution in number concentration and light absorption of sub-500 nm brown carbon particles

Haobin Zhong, Wei Xu, Ru-Jin Huang, Chunshui Lin, Lu Yang, Yanan Zhan, Wei Huang, Jurgita Ovadnevaite, Darius Ceburnis and Colin O’Dowd

npj Clim Atmos Sci, 2025, 8
DOI: 10.1038/s41612-025-01120-x

New water-soluble, toxic tracers of wood burning identified in fine brown carbon aerosol using a non-target approach

Vinh Nguyen, Bartłomiej Witkowski and Tomasz Gierczak

Atmos. Chem. Phys., 2025, 25, 10965
DOI: 10.5194/acp-25-10965-2025

Brown Carbon Light Absorption over India: Research Status and Need for Discerning Climate Impacts

Chimurkar Navinya, Taveen Singh Kapoor, Chandra Venkataraman, Harish C. Phuleria and Rajan K. Chakrabarty

ACS EST Air, 2025, 2, 1115
DOI: 10.1021/acsestair.5c00010

Unveiling the Molecular Diversity of Sulfur‐Containing Organic Compounds in Seasonal Snow From Northwestern China

Yue Zhou, Christopher P. West, Hui Wen, Yuhui He, Anusha P. S. Hettiyadura, Tenglong Shi, Jiecan Cui, Wei Pu, Yu Li, Xin Wang and Alexander Laskin

JGR Atmospheres, 2026, 131
DOI: 10.1029/2025JD044068

Light absorption and molecular composition of brown carbon in Nanjing, China: Large contribution of biomass burning and secondary formation

Junjun Deng, Xinfeng Wang, Jialei Zhu, Wei Hu, Libin Wu and Pingqing Fu

Journal of Environmental Management, 2025, 394, 127497
DOI: 10.1016/j.jenvman.2025.127497

Photolytic Transformation of Soluble and Colloidal Components in Atmospheric Brown Carbon

Diego Calderon-Arrieta, Jessica Knull, Qiaorong Xie, Chunlin Li, JingKai Wang, Larissa Evans, Nyiri Hajian, Kirby Hill, Yinon Rudich and Alexander Laskin

ACS EST Air, 2025, 2, 3000
DOI: 10.1021/acsestair.5c00301

Characterization and source apportionment of brown carbon via online measurements in a typical industrial-polluted city in eastern China

Dong Chen, Zhuzi Zhao, Yucheng Liu, Zhaolian Ye and Miao Guan

Environmental Research, 2025, 278, 121731
DOI: 10.1016/j.envres.2025.121731

High Contribution of Secondary Formation to Brown Carbon in China Humid Haze: Enhancing Role of Ammonia and Amines

Binyu Xiao, Gehui Wang, Zheng Li, Rongjie Li, Chenlong Liang, Haoyang Wang, Si Zhang, Can Wu, Rui Li, Fan Zhang, Renjian Zhang, Yunfei Wu and Lei Zhang

Environ. Sci. Technol., 2025, 59, 27530
DOI: 10.1021/acs.est.5c13436

Relative Humidity Modulates Photochemical Aging of Light-Absorbing Carbonaceous Aerosols: Insights from Ambient Oxidation Flow Reactor

Jing Duan, Ru-Jin Huang, Chunshui Lin, Jing Qu, Jiahua Liu, Wei Huang, Yanan Zhan, Wei Yuan, Ting Wang, Liyuan Zhou, Wei Xu, Quan Liu, Zirui Liu, Shengrong Lou, Huinan Yang, Dan Dan Huang, Cheng Huang and Hongli Wang

Environ. Sci. Technol., 2025, 59, 24481
DOI: 10.1021/acs.est.5c10614

Photochemical processing of dissolved organic matter in fog water: oxidation and functionalization pathways driving organic aerosol evolution

Wenqing Jiang, Lijuan Li, Lu Yu, Hwajin Kim, Yele Sun and Qi Zhang

Atmos. Chem. Phys., 2025, 25, 16817
DOI: 10.5194/acp-25-16817-2025

Composition and Formation Mechanism of Brown Carbon: Identification and Quantification of Phenolic Precursors

Md. Al-Amin Hossen, Mehedi Hasan Shakil, Md. Fahim Ehasan, Abu Rayhan Mohammad Tareq and Abdus Salam

Atmos. Chem. Phys., 2025, 25, 14629
DOI: 10.5194/acp-25-14629-2025

Decoding the impact of PAHs on primary and secondary brown carbon light absorption at a semi-urban site in Eastern India

Prerna Thapliyal, Ashish Soni, Apoorvi Sharma, Pratibha Vishwakarma and Tarun Gupta

Atmospheric Pollution Research, 2025, 102873
DOI: 10.1016/j.apr.2025.102873

Unraveling the absorption properties and driving mechanisms of atmospheric brown carbon in coastal air masses

Siyuan Li, Dantong Liu, Yangzhou Wu, Kang Hu, Shitong Zhao, Xiaotong Jiang, Ping Tian and Bin Xu

Environmental Pollution, 2025, 382, 126713
DOI: 10.1016/j.envpol.2025.126713

Molecular Characterization of Composition and Volatility of Ambient Organic Aerosol Sampled by an UAV-Mounted Portable Aethalometer

Qiaorong Xie, Eli Windwer, Isaac S. Morton, Kelsey E. Lavin, Emily R. Halpern, Dori Nissenbaum, Sergey A. Nizkorodov, Yinon Rudich and Alexander Laskin

Anal. Chem., 2025, 97, 17743
DOI: 10.1021/acs.analchem.5c03027

Insight into the Formation of Winter Black Carbon and Brown Carbon over Xi’an in Northwestern China

Dan Li, Qian Zhang, Ziqi Meng, Hongmei Xu, Peng Wei, Yu Wang and Zhenxing Shen

Toxics, 2026, 14, 93
DOI: 10.3390/toxics14010093

Organic acids and cloud droplet acidity in recent years at Whiteface Mountain, NY, with a focus on wildfire smoke influence

Archana Tripathy, Haider A. Khwaja, Mirza M. Hussain, Elizabeth Yerger, Daniel Kelting, Christopher E. Lawrence, Paul Casson, Phil Snyder, Sara Lombardo, Noah Pittman, Kathleen DeMarle, Rudra Patel, Lily Hammond, Eric C. Apel, Rebecca S. Hornbrook, Alan J. Hills, Richard Brandt, Scott McKim, Jim Schlemmer and Sara Lance

Atmos. Chem. Phys., 2026, 26, 3951
DOI: 10.5194/acp-26-3951-2026

Hygroscopicity and Phase Transformations of Internally Mixed Organic–Inorganic Proxies of Biomass Burning Aerosol

Prakriti Singh, Malsha Amugoda and James F. Davies

ACS EST Air, 2025, 2, 1249
DOI: 10.1021/acsestair.5c00042

Molecular-Level Chromophoric Profiles of Brown Carbon from Residential Biomass Burning and Coal Combustion

Ting Wang, Jing Duan, Liyuan Zhou, Lu Yang, Jincan Shen, Wei Yuan, Jie Guo, Wei Xu and Ru-Jin Huang

Environ. Sci. Technol. Lett., 2026, 13, 373
DOI: 10.1021/acs.estlett.5c01222

Singlet Oxygen and Triplet Excited State Organics Produced by Primary Biomass Burning Organic Aerosol from Wood, Dung, Straw, and Plastic Fuels: Role of Solvent-Dependent Photochemistry

Claudia Sardena, Keighan J. Gemmell, Jun Zhang, Feng Jiang, Harald Saathoff, David M. Bell and Nadine Borduas-Dedekind

ACS EST Air, 2026, 3, 611
DOI: 10.1021/acsestair.5c00462