National Laboratory of Solid State Microstructures School of Physics and Collaborative Innovation Center of Advanced Microstructures Nanjing University Nanjing 210093 China;
Jiangsu Key Laboratory of Opto-Electronic Technology Center for Quantum Transport and Thermal Energy Science School of Physics and Technology Nanjing Normal University Nanjing 210023 China;
National Laboratory of Solid State Microstructures School of Physics and Collaborative Innovation Center of Advanced Microstructures Nanjing University Nanjing 210093 China;
Jiangsu Key Laboratory of Opto-Electronic Technology Center for Quantum Transport and Thermal Energy Science School of Physics and Technology Nanjing Normal University Nanjing 210023 China;
National Laboratory of Solid State Microstructures School of Physics and Collaborative Innovation Center of Advanced Microstructures Nanjing University Nanjing 210093 China;
York-Nanjing Joint Center (YNJC) for Spintronics and Nanoengineering School of Electronics Science and Engineering Nanjing University Nanjing 210093 China;
Spintronics and Nanodevice Laboratory Department of Electronics University of York York YO10 5DD United Kingdom;
Key Laboratory of Spintronics Materials Devices and Systems of Zhejiang Province Hangzhou 311300 China;
National Laboratory of Solid State Microstructures School of Physics and Collaborative Innovation Center of Advanced Microstructures Nanjing University Nanjing 210093 China;
National Laboratory of Solid State Microstructures School of Physics and Collaborative Innovation Center of Advanced Microstructures Nanjing University Nanjing 210093 China;