TY - JOUR A1 - Hu, X. A1 - Sun, J. A1 - Xia, C. A1 - Shen, X. A1 - Zhang, Y. A1 - Liu, Q. A1 - Liu, Z. A1 - Zhang, S. A1 - Wang, J. A1 - Yu, A. A1 - Lu, J. A1 - Liu, S. A1 - Zhang, X. T1 - Measurement report: Rapid decline of aerosol absorption coefficient and aerosol optical property effects on radiative forcing in an urban area of Beijing from 2018 to 2021 JO - Atmos. Chem. Phys. J1 - ACP VL - 23 IS - 9 SP - 5517 EP - 5531 Y1 - 2023/05/17 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/23/5517/2023/ L1 - https://acp.copernicus.org/articles/23/5517/2023/acp-23-5517-2023.pdf DO - 10.5194/acp-23-5517-2023 ER -