作者机构:[1]Theoretical Physics Center for Science Facilities, Chinese Academy of Sciences, and Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China, [2]Institute of Mathematics, Academy of Mathematics and System Sciences, Chinese Academy of Sciences, Beijing 100190, China, [3]Institute of Theoretical Physics and Kavli Institute of Theoretical Physics of China, Chinese Academy of Sciences, Beijing 100190, China
相关基金:Supported by the National Natural Science Foundation of China under Grant Nos. 10701081, 10975167, and 10875129