Manipulating multiple order parameters via oxygen vacancies : The case of Eu 0

Weiwei Li,1,2 Qian He,3 Le Wang,4 Huizhong Zeng,5 John Bowlan,6 Langsheng Ling,7 Dmitry A. Yarotski,6 Wenrui Zhang,8 Run Zhao,1 Jiahong Dai,9 Junxing Gu,4 Shipeng Shen,4 Haizhong Guo,4 Li Pi,7 Haiyan Wang,8 Yongqiang Wang,10 Ivan A. Velasco-Davalos,11 Yangjiang Wu,12 Zhijun Hu,12 Bin Chen,13 Run-Wei Li,13 Young Sun,4 Kuijuan Jin,4 Yuheng Zhang,7 Hou-Tong Chen,6 Sheng Ju,9,* Andreas Ruediger,11 Daning Shi,1 Albina Y. Borisevich,3,† and Hao Yang1,‡ 1College of Science, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China 2Department of Materials Science and Metallurgy, University of Cambridge, Cambridge CB3 0FS, United Kingdom 3Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA 4Beijing National Laboratory for Condensed Matter Physics and Institute of Physics, Chinese Academy of Science, Beijing 100190, China 5State Key Laboratory of Electronic Thin Films and Integrated Devices, University of Electronic Science and Technology, Chengdu 610054, China 6Center for Integrated Nanotechnologies, MS K771, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, USA 7High Magnetic Field Laboratory, Chinese Academy of Science, Hefei 230031, China 8Materials Science and Engineering Program, Department of Electrical and Computer Engineering, Texas A&M University, College Station, Texas 77843-3128, USA 9College of Physics, Optoelectronics and Energy, Soochow University, Suzhou 215006, China 10Materials Science and Technology Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, USA 11Institut National de la Recherche Scientifique—Énergie, Matériaux et Télécommunication (INRS-EMT), 1650 Boulevard Lionel Boulet, Varennes J3 X 1S2 QC, Canada 12Center for Soft Condensed Matter Physics and Interdisciplinary Research, Soochow University, Suzhou 215006, China 13Key Laboratory of Magnetic Materials and Devices, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Science, Ningbo 315201, China (Received 10 May 2016; revised manuscript received 22 August 2017; published 6 September 2017)