[1] International Science and Technology Innovation Cooperation Base for Advanced Display Technologies of Hunan Province, School of Physics and Electronics, Changsha,410082, China
[2] Guangxi Key Laboratory of Processing for Nonferrous Metals and Featured Material, School of Resources, Environment and Materials, Guangxi University, Nanning,530004, China
[3] School of Physics and Electronics, Hunan Normal University, Changsha,410081, China
[4] State Key Laboratory for Chemo/Biosensing and Chemometrics, College of Semiconductors, College of Integrated Circuits, Hunan University, Changsha,410082, China