State Key Laboratory for Superlattices and Microstructures;
Institute of Semiconductors;
Chinese Academy of Science;
Beijing 100083;
China;
School of Engineering;
University of Glasgow;
Glasgow G12 8LT;
UK;
State Key Laboratory of Optoelectronic Materials and Technologies;
School of Electronics and Information Technology;
Sun Yat-sen University;
Guangzhou 510275;
China;
Laboratory of Solid Quantum Material Center;
College of Physics and Electronic Engineering;
Shanxi University;
Taiyuan 030006;
China;
Center of Materials Science and Optoelectronics Engineering;
University of Chinese Academy of Sciences;
Beijing 100049;
China;
Beijing Academy of Quantum Information Sciences;
Beijing 100193;
China;