1. Center for Integrated Electronics
and Department of Electrical, Computer and Systems Engineering, Rensselaer Polytechnic Institute, Troy, New York 12180,
United States
2. Ioffe Physical-Technical
Institute, The Russian Academy of Sciences, St. Petersburg, 194021
Russia
3. Nano-Device Laboratory,
Department
of Electrical Engineering, Bourns College of Engineering, University of California − Riverside, Riverside,
California 92521, United States
4. Chemistry and Chemical Engineering, GE Global Research, Niskayuna, New York 12309, United
States
5. Materials Science
and Engineering
Program, University of California − Riverside, Riverside, California 92521, United States