Affiliation: | [1]Key Laboratory for Research in Galaxies and Cosmology, Shanghai Astronomical Observatory, Chinese Academy of Sciences, Shanghai 200030, China; [2]Graduate University of Chinese Academy of Sciences, Beijing 100049, China; [3]Key Laboratory for Astrophysics, Shanghai 200234, China; [4]Department of Physics, Hebei Normal University, Shijiazhuang 050016, China |