State Key Laboratory of Loess and Quaternary Geology;
Shaanxi Key Laboratory of Accelerator Mass Spectrometry Technology and Application;
Xi'an AMS Center;
Institute of Earth Environment;
Chinese Academy of Sciences;
Xi'an 710061;
China;
Institute of High Energy Physics;
Chinese Academy of Sciences;
Beijing 100049;
China;
Department of Environmental Engineering;
Technical University of Denmark;
RisøCampus;
Roskilde 4000;
Denmark;
Xi'an Institute for Innovative Earth Environment Research;
Xi'an 710061;
China;
CAS Center for Excellence in Quaternary Science and Global Change;
Xi'an 710061;
China;
Open Studio for Oceanic-Continental Climate and Environment Changes;
Pilot National Laboratory for Marine Science and Technology(Qingdao);
Qiangdao 266061;
China;
University of Chinese Academy of Sciences;
Beijing 100049;
China;
Haze; Iodine isotopes; Aerosol; Primary nuclei; Secondary air particles; Formation mechanism of particles;