1. Department of Mechanical Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
2. Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
3. Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
4. School of Advanced Materials Science and Engineering, Sungkyunkwan University, Suwon 16419, Republic of Korea
5. Department of Materials Science and Engineering, Cornell University, Ithaca, New York 14850, United States
6. Kavli Institute at Cornell for Nanoscale Science, Ithaca, New York 14850, United States
7. School of Electrical and Electronic Engineering, Yonsei University, Seoul 03722, Republic of Korea
8. Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
9. Neutron Science Division, Korea Atomic Energy Research Institute, Daejeon 34057, Republic of Korea
10. Department of Materials Science and Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
11. 2D Crystal Consortium, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
12. Department of Energy Systems Research and Department of Materials Science and Engineering, Ajou University, Suwon 16499, Republic of Korea
13. SKKU Advanced Institute of Nano Technology (SAINT), Sungkyunkwan University, Suwon 16419, Republic of Korea
14. Leibniz-Institut für Kristallzüchtung, Berlin 12489, Germany
15. Microsystems Technology Laboratories, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States