1. Graduate
School of Environmental Studies, Tohoku University, Sendai, Miyagi 980-8576, Japan
2. Division
of Electrical Engineering and Computer Science, Kakuma-machi, Kanazawa University, Kanazawa 920-1192, Japan
3. Precursory
Research for Embryonic Science and Technology (PRESTO), Japan Science and Technology Agency (JST), Saitama 332-0012, Japan
4. Advanced
Institute for Material Research (AIMR), Tohoku University, Sendai, Miyagi 980-8576, Japan
5. Department
of Applied Chemistry, Graduate School of Engineering, Tohoku University, Sendai 980-8579, Japan