| Authors: |
Qing S; Department of Electrical and Electronic Engineering, Institute of Science Tokyo, Tokyo 152-8552, Japan. Electronic address: shanshan@hv.ee.e.titech.ac.jp., Shen K; Department of Electrical and Electronic Engineering, Institute of Science Tokyo, Tokyo 152-8552, Japan., Wang D; Institute of Industrial Nanomaterials, Kumamoto University, Kumamoto 860-8555, Japan., Namihira T; Institute of Industrial Nanomaterials, Kumamoto University, Kumamoto 860-8555, Japan., Kawasaki T; Department of Electrical Engineering, Nishinippon Institute of Technology, Fukuoka 800-0394, Japan., Takeuchi N; Department of Electrical and Electronic Engineering, Institute of Science Tokyo, Tokyo 152-8552, Japan. |