Terahertz spectroscopy on Faraday and Kerr rotations in a quantum anomalous Hall state

by Ken N. Okada, Youtarou Takahashi, Masataka Mogi, Ryutaro Yoshimi, Atsushi Tsukazaki, Kei S. Takahashi, Naoki Ogawa, Masashi Kawasaki, Yoshinori Tokura
Published 2016-07-01

Current-induced switching of proximity-induced ferromagnetic surface states in a topological insulator

by Masataka Mogi, Kenji Yasuda, Reika Fujimura, Ryutaro Yoshimi, Naoki Ogawa, Atsushi Tsukazaki, Minoru Kawamura, Kei S. Takahashi, Masashi Kawasaki, Yoshinori Tokura
Published 2021-03-01