1. Singapore University of Technology and Design 8 Somapah Road Singapore 487372 Singapore
2. Department of ChemistryNational University of Singapore Singapore 117543 Singapore
3. SZU‐NUS Collaborative Innovation Center for Optoelectronic Science & TechnologyInternational Collaborative Laboratory of 2D Materials for Optoelectronics Science and Technology of Ministry of EducationCollege of Optoelectronic EngineeringShenzhen University Shenzhen 518060 China
4. Institute of Materials Research and Engineering (IMRE) 2 Fusionopolis Way, Innovis, #08‐03 Singapore 138634 Singapore