1. School of Information and Optoelectronic Science and Engineering, South China Normal University, Guangzhou 510006, China
2. Siyuan Laboratory, Department of Physics, Jinan University, Guangzhou 510632, China
3. Guangzhou Key Laboratory of Vacuum Coating Technologies and New Energy Materials, Jinan University, Guangzhou 510632, China
4. International Academy of Optoelectronics at Zhaoqing, South China Normal University, Guangzhou 510006, China
5. Guangdong Provincial Key Laboratory of Nanophotonic Functional Materials and Device, South China Normal University, Guangzhou 510006, China