Institution: | 1. College of Science, South China Agricultural University,
Guangzhou 510642, China
;2. College of Physics and Information Science, Hunan Normal University, Changsha 410081, China
;3. School of Physical Science and Technology, Central
South University, Changsha 410083, China
;4. Department of Physics, Hunan University of Science and
Engineering, Yongzhou 425100, China |