N ov 2 01 7 Perfect valley filter based on topological phase in disordered Sb Monolayer Heterostructure

Shu-guang Cheng, 2 Rui-zhi Zhang, Jiaojiao Zhou, Hua Jiang†,3, 4, ∗ and Qing-Feng Sun 6 Department of Physics, Northwest University, Xi’an 710069, People’s Republic of China Shaanxi Key Laboratory for Theoretical Physics Frontiers, Xian 710069, People’s Republic of China College of Physics, Optoelectronics and Energy, Soochow University, Suzhou, 215006, People’s Republic of China Institute for Advanced Study, Soochow University, Suzhou, 215006, People’s Republic of China International Center for Quantum Materials, School of Physics, Peking University, Beijing 100871, People’s Republic of China Collaborative Innovation Center of Quantum Matter, Beijing 100871, People’s Republic of China

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