Affiliation: | 1. Department of Energy and Materials Engineering, Dongguk University, Jung‐gu, Seoul, Republic of Korea;2. Key Laboratory of Polar Materials and Devices (Ministry of Education), Technical Center for Multifunctional Magneto‐Optical Spectroscopy (Shanghai), East China Normal University, Shanghai, China;3. Department of Physics, National Chung Hsing University, Taichung, Taiwan;4. IMEP‐LAHC, Grenoble‐INP, MINATEC, Grenoble, France |