〇Takeshi Seki¹、Yong-Chang Lau^1,2、Junya Ikeda¹、Kohei Fujiwara¹、Akihiro Ozawa¹、Satoshi Iihama^3,4、Kentaro Nomura^1,5、Atsushi Tsukazaki^1,6 (1.IMR, Tohoku Univ.、2.IOP, CAS、3.FRIS, Tohoku Univ.、4.WPI-AIMR, Tohoku Univ.、5.Dept. of Phys., Kyushu Univ.、6.CSIS, Tohoku Univ.)