1. The Blackett LaboratoryDepartment of PhysicsImperial College London London SW7 2AZ UK
2. Centre for Advanced 2D Materials (CA2DM) and Department of ChemistryNational University of Singapore Singapore 117543 Singapore
3. NUS Graduate School for Integrative Sciences and EngineeringNational University of Singapore Singapore 117456 Singapore
4. Departamento de FísicaFCENIFIBA‐CONICETUniversidad de Buenos Aires Intendente Güiraldes 2160 C1428EGA Buenos Aires Argentina
5. Singapore Synchrotron Light SourceNational University of Singapore 5 Research Link Singapore 117603 Singapore
6. School of Photovoltaic and Renewable Energy EngineeringUniversity of New South Wales Sydney NSW 2052 Australia
7. Chair in Hybrid NanosystemsNanoinstitute MunichFaculty of PhysicsLudwig‐Maximilians‐Universität München 80539 München Germany