State Key Laboratory of Loess and Quaternary Geology;
Institute of Earth Environment;
Chinese Academy of Sciences;
Xi'an 710061;
China;
Shaanxi Key Laboratory of AMS Technology and Application;
Xi'an AMS Center;
Xi'an 710061;
China;
Xi’an Jiaotong University;
Xi’an 710049;
China;
Chinese Academy of Sciences 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);
Qingdao 266237;
China;