1. Division of Materials Science
2. Nara Institute of Science and Technology
3. Ikoma 630-0192
4. Japan
5. Department of Chemistry
6. The University of Tokyo
7. Tokyo 113-0033
8. Department of Micro-Nano Mechanical Science and Engineering
9. Nagoya University
10. Nagoya 464-8603
11. Department of Precision Mechanics
12. Department of Electrical Engineering and Information Systems
13. Tokyo 113-8656
14. Japan Science and Technology Agency