Affiliation: | (1) Electrical and Computer Engineering Department, Lehigh University, Bethlehem, PA 18015, USA;(2) Department of Electrical Engineering, University at Buffalo, The State University of New York, Buffalo, NY 14260, USA;(3) Institute of Semiconductors, Chinese Academy of Sciences, Beijing, 100083, China;(4) Department of Materials Science, Fudan University, Shanghai, 200433, China;(5) Hewlett-Packard Laboratories, Hewlett-Packard Company, Palo Alto, CA 94304, USA |