〇Koya Hojo1, Shunta Nishioka1, Yugo Miseki2, Yoshinobu Kamakura1, Takayoshi Oshima3, Kazuhiro Sayama2, Thomas Mallouk4, Kazuhiko Maeda1
(1. Tokyo Institute of Technology, 2. National Institute of Advanced Industrial Science and Technology, 3. Max Planck Institute for Solid State Research, 4. The University of Pennsylvania)