[Rongshuo Guo; Xinyi Zhang; Ye Zhang; Linghua Jin] Lab of Optoelectronic Technology for Low Dimensional Nanomaterials, School of Chemical and Chemical Engineering, University of South China, Hengyang 421001, China
[Xinyi Zhang] School of Resources Environment and Safety Engineering, University of South China, Hengyang 421001, China
[AgrenHans Ågren; Artem Kuklin] Department of Physics and Astronomy Uppsala University, Box 516, Uppsala SE-751 20, Sweden
[Guowen Peng] School of Resources Environment and Safety Engineering, University of South China, Hengyang 421001, China. Electronic address: pgwnh78@163.com
[Yinxiang Chen] School of Nuclear Science and Technology, University of South China, Hengyang 421001, China
