Institution: | 1. Key Laboratory of Materials Physics, Institute of Solid State Physics, Chinese Academy of Sciences, Hefei 230031, People’s Republic of China;2. Department of Physics, Huaibei Coal Industry Teachers’ College, Huaibei 235000, People’s Republic of China;1. Instituto de Cerámica y Vidrio, Consejo Superior de Investigaciones Científicas (CSIC), C/Kelsen 5, 28049 Madrid, Spain;2. Departamento de Ingeniería Mecánica, Energética y de los Materiales, Universidad de Extremadura, Avda. de Elvas S/N, 06006 Badajoz, Spain;3. Instituto de Magnetismo Aplicado “Salvador Velayos”, Universidad Complutense de Madrid, Ctra. A-VI Km. 22,5, 28230 Las Rozas, Madrid, Spain;4. Instituto de Ciencia de Materiales de Madrid, Consejo Superior de Investigaciones Científicas (CSIC), C/Sor Juana Inés de la Cruz 3, 28049 Madrid, Spain;1. National Laboratory of Solid State Microstructure, Department of Materials Science and Engineering, Nanjing University, Nanjing 210093, China;2. National Laboratory of Solid State Microstructure, Department of Physics, Nanjing University, Nanjing 210093, China;1. Department of Physics, College of Science, Qiqihar University, Qiqihar 161006, PR China;2. Communication and Electronic Engineering Institute, Qiqihar University, Qiqihar 161006, PR China;1. Laboratory of Dielectric Functional Materials, School of Physics and Material Science, Anhui University, Hefei 230039, People’s Republic of China;2. Department of Mathematics and Physics, Benbu College, Benbu 233030, People’s Republic of China;3. Key Laboratory of Materials Physics, Institute of Solid State Physics, Chinese Academy of Sciences, P.O. Box 1129, Hefei 230031, People’s Republic of China;1. Department of Physics, National Taiwan Normal University, Taipei 106, Taiwan;2. Graduate Institute of Applied Physics, National Taiwan University, Taipei 106, Taiwan;3. Center for General Education and Department of Physics, National Taiwan Normal University, Taipei 106, Taiwan |