Observation of topological states residing at step edges of WTe2

Lang Peng; Yuan Yuan; Gang Li; Xing Yang; Jing-Jing Xian; Chang-Jiang Yi; You-Guo Shi; Ying-Shuang Fu

doi:10.1038/s41467-017-00745-8

Nature Communications (Sep 2017)

Observation of topological states residing at step edges of WTe2

Lang Peng,
Yuan Yuan,
Gang Li,
Xing Yang,
Jing-Jing Xian,
Chang-Jiang Yi,
You-Guo Shi,
Ying-Shuang Fu

Affiliations

Lang Peng: School of Physics and Wuhan National High Magnetic Field Center, Huazhong University of Science and Technology
Yuan Yuan: School of Physics and Wuhan National High Magnetic Field Center, Huazhong University of Science and Technology
Gang Li: School of Physical Science and Technology, ShanghaiTech University
Xing Yang: School of Physics and Wuhan National High Magnetic Field Center, Huazhong University of Science and Technology
Jing-Jing Xian: School of Physics and Wuhan National High Magnetic Field Center, Huazhong University of Science and Technology
Chang-Jiang Yi: Institute of Physics, Chinese Academy of Sciences
You-Guo Shi: Institute of Physics, Chinese Academy of Sciences
Ying-Shuang Fu: School of Physics and Wuhan National High Magnetic Field Center, Huazhong University of Science and Technology

DOI: https://doi.org/10.1038/s41467-017-00745-8
Journal volume & issue: Vol. 8, no. 1
pp. 1 – 7

Abstract

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Two-dimensional topological insulators support edge conduction electrons but its realization in real materials is rare. Here, Peng et al. report the direct observation of topological states at the step edge of WTe2.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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