1. Division of Physics and Applied Physics School of Physical and Mathematical Sciences Nanyang Technological University Singapore 637371 Singapore
2. Centre for Advanced 2D Materials National University of Singapore 6 Science Drive 2 Singapore 117546 Singapore
3. NNU‐SULI Thermal Energy Research Center and Center for Quantum Transport and Thermal Energy Science School of Physics and Technology Nanjing Normal University Nanjing China
4. University of Chemistry and Technology Prague Technicka 5 Prague 16628 Czech Republic
5. Department of Physics National University of Singapore 2 Science Drive 3 Singapore 117542 Singapore
6. NUS Graduate School, Integrative Sciences and Engineering Programme National University of Singapore Singapore 117456 Singapore
7. Department of Materials Science and Engineering National University of Singapore 9 Engineering Drive 1 Singapore 117575 Singapore
8. State Key Laboratory of Low‐Dimensional Quantum Physics and Department of Physics Tsinghua University Beijing 100084 P. R. China
9. Beijing Academy of Quantum Information Sciences Beijing 100193 P. R. China
10. Beijing Innovation Center for Future Chips Tsinghua University Beijing 100084 P. R. China