1. Emergent Bioengineering Materials Research Team, RIKEN Center for Emergent Matter Science (CEMS), 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
2. School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun 130022, China
3. Strong Correlation Materials Research Group, RIKEN CEMS, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
4. Nano Medical Engineering Laboratory, RIKEN Center for Pioneering Research, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
5. WPI-MANA and Center for Functional Sensor & Actuator, National Institute for Materials Science (NIMS), 1-1-1 Namiki, Tsukuba 305-0044, Japan
6. Graduate School of Science and Engineering, Saitama University, 255 Shimo-Okubo, Sakura-ku, Saitama 338-8570, Japan