1. Nano-Device
Laboratory, Department of Electrical Engineering, Bourns College of
Engineering, University of California − Riverside, Riverside, California 92521, United States
2. Bluestone Global
Tech, 169 Myers Corners Road, Wappingers Falls, New York 12590 United States
3. School
of Physics and Astronomy, University of Manchester, Oxford Road, Manchester, M13 9PL, United Kingdom