1. Luminous! Center of Excellence for Semiconductor Lighting and DisplaysSchool of Electrical and Electronic EngineeringNanyang Technological University 50 Nanyang Avenue Singapore 639798 Singapore
2. Division of Physics and Applied PhysicsSchool of Physical and Mathematical SciencesNanyang Technological University 21 Nanyang Link Singapore 639798 Singapore
3. Department of Electrical and Electronics EngineeringDepartment of PhysicsUNAM – Institute of Materials Science and NanotechnologyBilkent University Ankara 06800 Turkey
4. Shenzhen Key Laboratory of Two‐Dimensional Materials and Devices (SKTMD)SZU‐NUS Collaborative Innovation Center for Optoelectronic Science and Technologyand Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong ProvinceShenzhen University Shenzhen 518060 China
5. OptimusCentre for Optoelectronics and BiophotonicsSchool of Electrical and Electronic EngineeringNanyang Technological University 50 Nanyang Avenue Singapore 639798 Singapore
6. Nanophotonics LaboratorySchool of Electrical and Electronic EngineeringNanyang Technological University Singapore 639798 Singapore