1. College of Physics and Information Science and Key Laboratory of Low‐dimensional Quantum Structures and Quantum Control of the Ministry of Education Hunan Normal University Changsha 410081 China
2. Faculty of Materials Optoelectronics and Physics Key Laboratory of Low‐dimensional Materials and Application Technology (Ministry of Education) Xiangtan University Xiangtan 411105 PR China
3. Department of Applied Physics and Materials Research Center The Hong Kong Polytechnic University Hong Kong China
4. CAS Key Laboratory of Brain Function and Disease the Center for Integrative Imaging (CII) of Hefei National Laboratory for Physical Science at the Microscale and Department of Neurobiology and Biophysics School of Life Sciences University of Science and Technology of China Hefei 230027 China
5. Institute of Textiles & Clothing The Hong Kong Polytechnic University Hong Kong China