1. Department of Electronics and Materials Science, Shizuoka University, Hamamatsu 432-8561, Japan
2. Research Institute of Electronics, Shizuoka University, Hamamatsu 432-8011, Japan
3. Department of Electrical Engineering and Computer Science, Nagoya University, Nagoya 464-8603, Japan
4. Institute of Materials and Systems for Sustainability, Nagoya University, Nagoya 464-8601, Japan
5. Akasaki Research Center, Nagoya University, Nagoya 464-8603, Japan
6. Freiburg Materials Research Center, University of Freiburg, Stefan-Meier-Str. 21, Freiburg 79104, Germany
7. Institute of Multidisciplinary Research for Advanced Materials, Tohoku University, Sendai 980-8577, Japan