Disorder and Defects in Topological Materials

Presentations

• Perfect Transmission of Topological Surface States Through Monolayer Step Edges on Sb(111)

  ORAL

  March 16, 2022, 9:00 AM – March 16, 2022, 9:12 AM

  Presenters

  • Kaiyuan Gu

    Princeton University

  Authors

  • Kaiyuan Gu

    Princeton University

  • Jianfeng Ge

    Leiden University

  • Aditya Mahadevan

    Harvard University

  • Haimei Zhang

    Wellesley Coll

  • Jiaxuan Guo

    Peking University

  • Hao Tang

    Peking University

  • Jenny E Hoffman

    Harvard, Harvard University

  View abstract →

• Symmetry-protected, zero-energy disclination modes and their observation in an acoustic lattice

  ORAL

  March 16, 2022, 9:12 AM – March 16, 2022, 9:24 AM

  Presenters

  • Yuanchen Deng

    Penn State University

  Authors

  • Yuanchen Deng

    Penn State University

  • Wladimir A Benalcazar

    Princeton University, Pennsylvania State University

  • Zeguo Chen

    Hong Kong Baptist University

  • Mourad Oudich

    Penn State University, Penn state University

  • Guancong Ma

    Hong Kong Baptist University

  • Yun Jing

    Penn State University

  View abstract →

• A first-principles exploration of the effect of Se vacancies on the topological surface states of Bi₂Se₃

  ORAL

  March 16, 2022, 9:24 AM – March 16, 2022, 9:36 AM

  Presenters

  • Sharmila Shirodkar

    Howard University

  Authors

  • Sharmila Shirodkar

    Howard University

  • Pratibha Dev

    Howard University

  View abstract →

• Manipulation of quasi-1D states bound to a line defect on topological insulator surface

  ORAL

  March 16, 2022, 9:36 AM – March 16, 2022, 9:48 AM

  Presenters

  • Eklavya Thareja

    Louisiana State University

  Authors

  • Eklavya Thareja

    Louisiana State University

  • Ilya Vekhter

    Louisiana State University

  View abstract →

• Embedded Non-Hermitian Topology and Skin Effect

  ORAL

  March 16, 2022, 9:48 AM – March 16, 2022, 10:00 AM

  Presenters

  • Saavanth Velury

    University of Illinois at Urbana-Champaign

  Authors

  • Saavanth Velury

    University of Illinois at Urbana-Champaign

  • Taylor L Hughes

    University of Illinois at Urbana-Champaign, Department of Physics and Frederick Seitz Materials Research Laboratory, University of Illinois Urbana-Champaign, Urbana, Illinois 61801, USA

  View abstract →

• Elastic gapless helical edge states on the translation-dislocation interface between identical 2D phononic patterns with Kekule distortion

  ORAL

  March 16, 2022, 10:00 AM – March 16, 2022, 10:12 AM

  Publication: Liu, T.-W., Semperlotti, F., Synthetic Kramers Pair in Phononic Elastic Plates and Helical Edge States on a Dislocation Interface. Adv. Mater. 2021, 33, 2005160. https://doi.org/10.1002/adma.202005160

  Presenters

  • Ting-Wei Liu

    Purdue University

  Authors

  • Ting-Wei Liu

    Purdue University

  • Fabio Semperlotti

    Purdue University, School of Mechanical Engineering, Ray W. Herrick Laboratories, Purdue University, West Lafayette, IN

  View abstract →

• Visualizing topological defects of charge density wave in Weyl semimetal (TaSe₄)₂I

  ORAL

  March 16, 2022, 10:12 AM – March 16, 2022, 10:24 AM

  Presenters

  • Zengle Huang

    Rutgers University, New Brunswick

  Authors

  • Zengle Huang

    Rutgers University, New Brunswick

  • Hemian Yi

    Pennsylvania State University

  • Lujin Min

    Pennsylvania State University

  • Zhiqiang Mao

    Pennsylvania State University

  • Cui-Zu Chang

    Pennsylvania State University

  • Weida Wu

    Rutgers University, Rutgers University, New Brunswick

  View abstract →

• Structural disorder and topology in Bi₂Se₃ and BiTeI.

  ORAL

  March 16, 2022, 10:24 AM – March 16, 2022, 10:36 AM

  Publication: [1]: M. G. Vergniory, et al., Nature Publishing Group 566, 480 (2019). <br>[2]: P. Corbae, et al., arXiv:1910.13412.<br>[3]: P. Corbae, et al., Phys. Rev. B 103, 214203 (2021).

  Presenters

  • Paul Corbae

    University of California, Berkeley and Lawrence Berkeley National Laboratory, University of California, Berkeley

  Authors

  • Paul Corbae

    University of California, Berkeley and Lawrence Berkeley National Laboratory, University of California, Berkeley

  • Samuel T Ciocys

    University of California, Berkeley

  • Daniel Varjas

    Stockholm University

  • Alessandra Lanzara

    University of California, Berkeley, Lawrence Berkeley National Laboratory

  • Sinead M Griffin

    Lawrence Berkeley National Laboratory

  • Frances Hellman

    University of California, Berkeley, University of California, Berkeley and Lawrence Berkeley National Laboratory, APS President

  View abstract →

• Defect scattering on the ultraclean topological semimetal PtSn4 via STM

  ORAL

  March 16, 2022, 10:36 AM – March 16, 2022, 10:48 AM

  Presenters

  • Dong Chen

    University of British Columbia

  Authors

  • Dong Chen

    University of British Columbia

  • Sarah Burke

    University of British Columbia

  • Douglas A Bonn

    University of British Columbia, Quantum Matter Institute, University of British Columbia

  • Ashley N Warner

    University of British Columbia

  • Seokhwan Choi

    University of British Columbia

  • Samikshya Sahu

    University of British Columbia, The University of British Columbia

  • Mohamed Oudah

    University of British Columbia, Unversity of British Columbia

  • Alannah M Hallas

    University of British Columbia

  • Jisun Kim

    University of British Columbia

  • Vanessa King

    University of British Columbia

  View abstract →

• Disorder-dominated non-saturating linear magnetoresistance in Sr-doped Bi2Se3 thin films

  ORAL

  March 16, 2022, 10:48 AM – March 16, 2022, 11:00 AM

  Publication: None

  Presenters

  • JIAYUAN HU

    Shanghai Jiao Tong University

  Authors

  • JIAYUAN HU

    Shanghai Jiao Tong University

  View abstract →