Shanghai Institute of Applied Physics Chinese Academy of Sciences Shanghai 201800 ChinaUniversity of Chinese Academy of Sciences Beijing 100049 China;
INPAC and School of Physics and Astronomy Shanghai Jiao Tong University Shanghai Laboratory for Particle Physics and Cosmology Shanghai 200240 China;
Yalong River Hydropower Development Company Ltd. Chengdu 610051 China;
School of Physics Nankai University Tianjin 300071 China;
Shanghai Institute of Applied Physics Chinese Academy of Sciences Shanghai 201800 China;
School of Physics&International Research Center for Nuclei and Particles in the Cosmos&Beijing Key Laboratory of Advanced Nuclear Materials and Physics Beihang University Beijing 100191 China;
School of Medical Instrument and Food Engineering University of Shanghai for Science and Technology Shanghai 200093 China;
INPAC and School of Physics and Astronomy Shanghai Jiao Tong University Shanghai Laboratory for Particle Physics and Cosmology Shanghai 200240 ChinaTsung-Dao Lee Institute Shanghai 200240 China;
School of Mechanical Engineering Shanghai Jiao Tong University Shanghai 200240 China;
School of Physics Peking University Beijing 100871 China;
School of Mechanical Engineering Shanghai Jiao Tong University Shanghai 200240 ChinaINPAC and School of Physics and Astronomy Shanghai Jiao Tong University Shanghai Laboratory for Particle Physics and Cosmology Shanghai 200240 China;
Department of Physics University of Maryland College Park Maryland 20742 USA;
School of Physics and Key Laboratory of Particle Physics and Particle Irradiation(MOE) Shandong University Jinan 250100 China;
Department of Physics University of Maryland College Park Maryland 20742 USACenter of High Energy Physics Peking University Beijing 100871 ChinaINPAC and School of Physics and Astronomy Shanghai Jiao Tong University Shanghai Laboratory for Particle Physics and Cosmology Shanghai 200240 China;
Department of Physics University of Maryland College Park Maryland 20742 USACenter of High Energy Physics Peking University Beijing 100871 China;
Tsung-Dao Lee Institute Shanghai 200240 China;
dark matter; direct detection; xenon; neutron background; high energy gamma; neutron generator;