TY - JOUR A1 - Chen, L. A1 - Zhang, F. A1 - Collins, D. A1 - Liu, J. A1 - Jiang, S. A1 - Ren, J. A1 - Li, Z. T1 - Characterizing the volatility and mixing state of ambient fine particles in summer and winter of urban Beijing JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 2021 SP - 1 EP - 25 Y1 - 2021/07/05 PB - Copernicus Publications SN - 1680-7375 UR - https://acp.copernicus.org/preprints/acp-2021-454/ L1 - https://acp.copernicus.org/preprints/acp-2021-454/acp-2021-454.pdf DO - 10.5194/acp-2021-454 ER -