Author Affiliations

Y. Ogawa,^1,a) T. Arima,^1,b) H. Yamada,² M. Kawasaki,^2,c) and Y. Tokura^3,4,d)

¹Spin Superstructure Project, Exploratory Research for Advanced Technology, Japan Science and Technology Agency, AIST Tsukuba Central 4, Tsukuba 305-0047, Japan

²Correlated Electron Research Center, National Institute of Advanced Industrial Science and Technology, AIST Tsukuba Central 4, Tsukuba 305-0047, Japan

³Spin Superstructure Project, Exploratory Research for Advanced Technology, Japan Science and Technology Agency, AIST Tsukuba Central 4, Tsukuba 305-0047, Japan

⁴Correlated Electron Research Center, National Institute of Advanced Industrial Science and Technology, AIST Tsukuba Central 4, Tsukuba 305-0047, Japan

^a)Present address: Department of Physics, Tokyo Institute of Technology, Tokyo 152-8551, Japan

^b)Also at: Institute of Materials Science, University of Tsukuba, Tsukuba 305-8753, Japan

^c)Also at: Institute for Materials Research, Tohoku University, Sendai 980-8557, Japan

^d)Also at: Department of Applied Physics, The University of Tokyo, Tokyo 113-8656, Japan