We propose evidence that the multilayer Td-WTe2 is a higher-order topological insulator. By measuring the Kerr effect using the graphene/WTe2 heterostructure, we revealed the existence of spinful topological hinge states protected by the time-reversal symmetry.
|Title of host publication||CLEO|
|Subtitle of host publication||QELS_Fundamental Science, QELS 2022|
|Publisher||Optica Publishing Group (formerly OSA)|
|Publication status||Published - 2022|
|Event||CLEO: QELS_Fundamental Science, QELS 2022 - San Jose, United States|
Duration: 2022 May 15 → 2022 May 20
|Name||Optics InfoBase Conference Papers|
|Conference||CLEO: QELS_Fundamental Science, QELS 2022|
|Period||22/5/15 → 22/5/20|
Bibliographical noteFunding Information:
This study is supported by the National Research Foundation of Korea (NRF) through the government of Korea (Grant No. NRF-2021R1A2C3005905, NRF-2020M3F3A2A03082472, 2019R1A6A1A10073437), Creative materials Discovery program (Grant No. 2017M3D1A1040828), Scalable Quantum Computer Technology Platform Center (Grant No. 2019R1A5A1027055), and the Institute for Basic Science (IBS), Korea, under Project Code IBS-R014-G1-2018-A1. Part of this study has been performed using facilities at IBS Center for Correlated Electron Systems, Seoul National University.
© Optica Publishing Group 2022, © 2022 The Author(s)
All Science Journal Classification (ASJC) codes
- Electronic, Optical and Magnetic Materials
- Mechanics of Materials