| Affiliation: | 1. Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, MA, USA;2. Center for Nanoscale Systems, Harvard University, Cambridge, MA, USA;3. Department of Physics, University of California, San Diego, CA, USA;4. Carl Zeiss Microscopy, LLC, Peabody, MA, USA;5. Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore, Singapore;6. Department of Physics, Massachusetts Institute of Technology, Cambridge, MA, USA;7. Department of Electrical Engineering, The Pennsylvania State University, University Park, PA, USA;8. National Institute for Materials Science, Tsukuba, Ibaraki, Japan;9. Department of Physics, Columbia University, New York, NY, USA |
