作者机构:[1]Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China, [2]College of Physics and Electronic Information Engineering, Wenzhou University, Wenzhou 325035, China, [3]School of Science, SouthwestUniversity of Science and Technology, Mianyang 621010, China
相关基金:Project supported by the National Natural Science Foundation of China (Grant Nos. 11275186 and 91024026).