Atomic-scale visualization of chiral charge density wave superlattices and their reversible switching

Single-layer NbSe2 has a charge density wave with two degenerate domains, related by mirror reflection. Here, using scanning tunneling microscopy, the authors observe the time-dependent movement of domain walls, and demonstrate reversible switching between the two domain types using a voltage pulse...

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Main Authors: Xuan Song, Liwei Liu, Yaoyao Chen, Han Yang, Zeping Huang, Baofei Hou, Yanhui Hou, Xu Han, Huixia Yang, Quanzhen Zhang, Teng Zhang, Jiadong Zhou, Yuan Huang, Yu Zhang, Hong-Jun Gao, Yeliang Wang
Format: Article
Language:English
Published: Nature Portfolio 2022-04-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-022-29548-2
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author Xuan Song
Liwei Liu
Yaoyao Chen
Han Yang
Zeping Huang
Baofei Hou
Yanhui Hou
Xu Han
Huixia Yang
Quanzhen Zhang
Teng Zhang
Jiadong Zhou
Yuan Huang
Yu Zhang
Hong-Jun Gao
Yeliang Wang
author_facet Xuan Song
Liwei Liu
Yaoyao Chen
Han Yang
Zeping Huang
Baofei Hou
Yanhui Hou
Xu Han
Huixia Yang
Quanzhen Zhang
Teng Zhang
Jiadong Zhou
Yuan Huang
Yu Zhang
Hong-Jun Gao
Yeliang Wang
author_sort Xuan Song
collection DOAJ
description Single-layer NbSe2 has a charge density wave with two degenerate domains, related by mirror reflection. Here, using scanning tunneling microscopy, the authors observe the time-dependent movement of domain walls, and demonstrate reversible switching between the two domain types using a voltage pulse from the microscope tip.
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spelling doaj.art-757a0e68e1884524885ad62be889e39e2022-12-21T19:07:13ZengNature PortfolioNature Communications2041-17232022-04-011311710.1038/s41467-022-29548-2Atomic-scale visualization of chiral charge density wave superlattices and their reversible switchingXuan Song0Liwei Liu1Yaoyao Chen2Han Yang3Zeping Huang4Baofei Hou5Yanhui Hou6Xu Han7Huixia Yang8Quanzhen Zhang9Teng Zhang10Jiadong Zhou11Yuan Huang12Yu Zhang13Hong-Jun Gao14Yeliang Wang15School of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologyInstitute of Physics, Chinese Academy of SciencesSchool of Integrated Circuits and Electronics, MIIT Key Laboratory for Low-Dimensional Quantum Structure and Devices, Beijing Institute of TechnologySingle-layer NbSe2 has a charge density wave with two degenerate domains, related by mirror reflection. Here, using scanning tunneling microscopy, the authors observe the time-dependent movement of domain walls, and demonstrate reversible switching between the two domain types using a voltage pulse from the microscope tip.https://doi.org/10.1038/s41467-022-29548-2
spellingShingle Xuan Song
Liwei Liu
Yaoyao Chen
Han Yang
Zeping Huang
Baofei Hou
Yanhui Hou
Xu Han
Huixia Yang
Quanzhen Zhang
Teng Zhang
Jiadong Zhou
Yuan Huang
Yu Zhang
Hong-Jun Gao
Yeliang Wang
Atomic-scale visualization of chiral charge density wave superlattices and their reversible switching
Nature Communications
title Atomic-scale visualization of chiral charge density wave superlattices and their reversible switching
title_full Atomic-scale visualization of chiral charge density wave superlattices and their reversible switching
title_fullStr Atomic-scale visualization of chiral charge density wave superlattices and their reversible switching
title_full_unstemmed Atomic-scale visualization of chiral charge density wave superlattices and their reversible switching
title_short Atomic-scale visualization of chiral charge density wave superlattices and their reversible switching
title_sort atomic scale visualization of chiral charge density wave superlattices and their reversible switching
url https://doi.org/10.1038/s41467-022-29548-2
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