1. Department of Chemistry National University of Singapore Singapore Singapore
2. Joint School of National University of Singapore and Tianjin University International Campus of Tianjin University, Binhai New City Fuzhou China
3. Department of Physics National University of Singapore Singapore Singapore
4. SZU‐NUS Collaborative Innovation Center for Optoelectronic Science and Technology, International Collaborative Laboratory of 2D Materials for Optoelectronics Science and Technology of Ministry of Education Institute of Microscale Optoelectronics, Shenzhen University Shenzhen China
5. National University of Singapore (Suzhou) Research Institute Suzhou China