〇HaiDang NGO^1,2、Kai Chen^1,3、Tung Anh Doan^1,2、Orjan S. Handegard^1,2、Thien Duc Ngo^1,2、Duy Thang Dao¹、Naoki Ikeda^1,4、Akihiko Ohi^1,4、Toshihide Nabatame^1,4、Tadaaki Nagao^1,2 (1.International Center for Materials Nanoarchitectonics, National Institute for Materials Science, Tsukuba 305-0044, Japan、2.Department of Condensed Matter Physics, Graduate school of Science, Hokkaido University, Kita-10 Nishi-8 Kita-ku, Sapporo 060-0810, Japan、3.Institute of Photonics Technology, Jinan University, Guangzhou, 510632, China、4.Nanotechnology Innovation Station, National Institute for Materials Science, Tsukuba 305-0044, Japan)