Affiliation: | ZHOU Wei(Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China)GUAN Dihua JIANG Li(Department of Chemistry, Beijing University of Science and Technology, Beijing 100083, China)YANG Guoquan(Department of Physics, Central University for Nationalities, Beijing 100081, China)and WANG Gang(Institute of Physics, Chinese Academy of Sciences, Beijing 100080, China) |