In-situ secondary organic aerosol formation from ambient air in suburban Eastern China: Substantially distinct characteristics between summer and winter

Jibin Dou, Tengyu Liu, Dafeng Ge, Ying Zhang, Junchao Yin, Lei Wang, Haoyu Liu, D. H. Li, Guangdong Niu, Liangduo Chen, Jiaping Wang, Ximeng Qi, Wei Nie, Xuguang Chi, Xin Huang, Aijun Ding