Topological Phases and Their Excitations

Presentations

• Growth of a predicted two-dimensional topological insulator based on InBi-Si(111)-√7×√7

  ORAL

  March 7, 2019, 11:15 AM – March 7, 2019, 11:27 AM

  Presenters

  • Feng-chuan Chuang

    • Physics, National Sun Yat-sen University

  Authors

  • Chia-Hsiu Hsu

    • Physics, National Sun Yat-sen University

  • Zhi-Quan Huang

    • Physics, National Sun Yat-sen University

  • Cho-Ying Lin

    • Physics, National Tsing Hua University

  • Gennevieve M. Macam

    • Physics, National Sun Yat-sen University

  • Yu-Zhang Huang

    • Physics, National Tsing Hua University

  • Deng-Sung Lin

    • Physics, National Tsing Hua University

  • Tai-Chang Chiang

    • University of Illinois at Urbana-Champaign
    • Physics, University of Illinois
    • Department of Physics, University of Illinois Urbana-Champaign
    • Physics, University of Illinois at Urbana-Champaign
    • Department of Physics, University of Illinois-Urbana-Champaign
    • Physics, University of Illinois Urbana-Champaign

  • Hsin Lin

    • Academia Sinica
    • Institute of Physics, Academia Sinica
    • Physics, Academia Sinica, Taipei 11529, Taiwan
    • Institute of Physics, Academia Sinica, Taipei 11529, Taiwan
    • Physics, Academia Sinica
    • Department of Physics, National University of Singapore
    • National University of Singapore
    • Academia Sinica, Taipei, Taiwan

  • Feng-chuan Chuang

    • Physics, National Sun Yat-sen University

  • Li Huang

    • Physics, Southern University of Science and Technology

  View abstract →

• Topological Phase Transition from a Quantum Spin Hall Insulator to a Chern Insulator

  ORAL

  March 7, 2019, 11:27 AM – March 7, 2019, 11:39 AM

  Presenters

  • Zhongdong Han

    • International Center for Quantum Materials
    • Peking University

  Authors

  • Zhongdong Han

    • International Center for Quantum Materials
    • Peking University

  • Tingxin Li

    • Cornell University

  • Gerard Sullivan

    • Teledyne Scientific and Imaging

  • Rui-Rui Du

    • Rice University
    • Peking University

  View abstract →

• Shift insulators: rotation-protected two-dimensional topological crystalline insulators

  ORAL

  March 7, 2019, 11:39 AM – March 7, 2019, 11:51 AM

  Presenters

  • Shang Liu

    • Department of Physics, Harvard University
    • Harvard University

  Authors

  • Shang Liu

    • Department of Physics, Harvard University
    • Harvard University

  • Ashvin Vishwanath

    • Harvard Univ
    • Physics Department, Harvard University
    • Department of Physics, Harvard University
    • Harvard University
    • Physics, Harvard University
    • Havard University

  • Eslam Khalaf

    • Department of Physics, Harvard University
    • Harvard University

  View abstract →

• Scanning tunneling microscopy and spectroscopy on strong spin-orbit coupling chalcogenides

  ORAL

  March 7, 2019, 11:51 AM – March 7, 2019, 12:03 PM

  Presenters

  • Shekhar Das

    • Department of Physical Sciences, Indian Institute of Science Education and Research Mohali
    • Indian Institute of Science Education and Research, Mohali

  Authors

  • Shekhar Das

    • Department of Physical Sciences, Indian Institute of Science Education and Research Mohali
    • Indian Institute of Science Education and Research, Mohali

  • Anshu Sirohi

    • Department of Physical Sciences, Indian Institute of Science Education and Research Mohali
    • Indian Institute of Science Education and Research, Mohali

  • Gaurav Kumar Gupta

    • Department of Physics, IISc Bangalore

  • Suman Kamboj

    • Department of Physical Sciences, Indian Institute of Science Education and Research Mohali
    • Indian Institute of Science Education and Research, Mohali

  • Aastha Vasdev

    • Department of Physical Sciences, Indian Institute of Science Education and Research Mohali
    • Indian Institute of Science Education and Research, Mohali

  • Sirshendu Gayen

    • Department of Physical Sciences, Indian Institute of Science Education and Research Mohali
    • Indian Institute of Science Education and Research, Mohali

  • Prasenjit Guptasarma

    • Department of Physics, University of Wisconsin Milwaukee, Wisconsin 53211
    • Department of Physics, University of Wisconsin, Milwaukee
    • Department of Physics, University of Wisconsin Milwaukee, Wisconsin

  • Tanmoy Das

    • Department of Physics, IISc Bangalore
    • Indian Institute of Science, Bangalore
    • Physics, Indian Institute of Science

  • Goutam Sheet

    • Department of Physical Sciences, Indian Institute of Science Education and Research Mohali
    • Indian Institute of Science Education and Research, Mohali

  View abstract →

• A new topological crystalline insulator state in the TaAs₂materials class

  ORAL

  March 7, 2019, 12:03 PM – March 7, 2019, 12:15 PM

  Presenters

  • Baokai Wang

    • Northeastern University
    • Physics, Northeastern University, Boston, Massachusetts 02115, USA
    • Department of Physics, Northeastern University

  Authors

  • Baokai Wang

    • Northeastern University
    • Physics, Northeastern University, Boston, Massachusetts 02115, USA
    • Department of Physics, Northeastern University

  • Barun Ghosh

    • Physics, Indian Institute of Technology Kanpur,Kanpur 208016, India
    • Indian Institute of Technology Kanpur, India

  • Wei-Chi Chiu

    • Physics, Northeastern University, Boston, Massachusetts 02115, USA
    • Department of Physics, Northeastern University

  • Bahadur Singh

    • SZU-NUS Collaborative Center and International Collaborative Laboratory of 2D Materials for Optoelectronic Science & Technology, Engineering Technology Research Center for 2D
    • Department of Physics, Northeastern University, Boston, Massachusetts 02115, USA /SZU-NUS Collaborative Center and International Collaborative Laboratory of 2D Materials for
    • Department of Physics, National University of Singapore
    • SZU-NUS Collaborative Center and International Collaborative Laboratory of 2D Materials for Optoelectronic Science \& Technology, Engineering Technology Research Center for 2
    • Department of Physics, Northeastern University
    • Shenzhen University, Shenzhen, China
    • College of Optoelectronic Engineering, Shenzhen University

  • Chenliang Su

    • SZU-NUS Collaborative Center and International Collaborative Laboratory of 2D Materials for Optoelectronic Science & Technology, Engineering Technology Research Center for 2D
    • SZU-NUS Collaborative Center and International Collaborative Laboratory of 2D Materials for Optoelectronic Science \& Technology, Engineering Technology Research Center for 2
    • Shenzhen University, Shenzhen, China
    • SZU-NUS Collaborative Center and International Collaborative, Laboratory of 2D Materials for Optoelectronic Science & Technology, Engineering Technology Research Center for 2

  • Amit Agarwal

    • Physics, Indian Institute of Technology Kanpur,Kanpur 208016, India
    • Indian Institute of Technology Kanpur, India

  • Hsin Lin

    • Academia Sinica
    • Institute of Physics, Academia Sinica
    • Physics, Academia Sinica, Taipei 11529, Taiwan
    • Institute of Physics, Academia Sinica, Taipei 11529, Taiwan
    • Physics, Academia Sinica
    • Department of Physics, National University of Singapore
    • National University of Singapore
    • Academia Sinica, Taipei, Taiwan

  • Arun Bansil

    • Department of Physics, Northeastern University
    • Northeastern
    • Physics, Northeastern University, Boston, Massachusetts 02115, USA
    • Northeastern University
    • Northeastern University, Boston (MA), USA
    • Physics, Northeastern U.
    • Department of Physics, Northwestern University
    • Physics, Northeastern University, Boston, MA, USA

  View abstract →

• Conductance Oscillations in Gated Topological Insulator Heterostructures

  ORAL

  March 7, 2019, 12:15 PM – March 7, 2019, 12:27 PM

  Presenters

  • Eklavya Thareja

    • Louisiana State University

  Authors

  • Eklavya Thareja

    • Louisiana State University

  • Ilya Vekhter

    • Louisiana State University
    • Department of Physics & Astronomy, Louisiana State University

  • Mahmoud Asmar

    • Louisiana State University
    • Physics and Astronomy and The Center for Materials for Information Technology, The University of Alabama, Tuscaloosa.
    • Department of Physics and Astronomy, Louisiana State University

  View abstract →

• Tunable skyrmion-skyrmion interactions on the surface of a three dimensional topological insulator

  ORAL

  March 7, 2019, 12:27 PM – March 7, 2019, 12:39 PM

  Presenters

  • Kunal Tiwari

    • Department of Physics, McGill University

  Authors

  • Kunal Tiwari

    • Department of Physics, McGill University

  • Juliette Lavoie

    • Department of Physics, McGill University

  • William Coish

    • Department of Physics, McGill University

  • Tami Pereg-Barnea

    • McGill University
    • Department of Physics, McGill University

  View abstract →

• Strain-driven topological phase transitions and tunable topological states in the Bi₂Se₃ family.

  ORAL

  March 7, 2019, 12:39 PM – March 7, 2019, 12:51 PM

  Presenters

  • Hugo Aramberri

    • Physics and Astronomy, California State University, Northridge, California 91330, USA
    • Instituto de Ciencia de Materiales de Madrid, ICMM-CSIC

  Authors

  • Hugo Aramberri

    • Physics and Astronomy, California State University, Northridge, California 91330, USA
    • Instituto de Ciencia de Materiales de Madrid, ICMM-CSIC

  • M. Carmen Muñoz

    • Instituto de Ciencia de Materiales de Madrid, ICMM-CSIC
    • ICMM-CSIC, Spain
    • Instituto de Ciencia de Materiales de Madrid ICMM-CSIC

  View abstract →

• Closing the surface bandgap in thin Bi₂Se₃/graphene heterostructures

  ORAL

  March 7, 2019, 12:51 PM – March 7, 2019, 1:03 PM

  Presenters

  • Jimin Chae

    • Department of Physics, Yonsei University

  Authors

  • Jimin Chae

    • Department of Physics, Yonsei University

  • Seoung-Hun Kang

    • Korea Institute for Advanced Study

  • Sang Han Park

    • Pohang Accelerator Laboratory

  • Hanbum Park

    • Department of Physics, Yonsei University

  • Kwangsik Jeong

    • Department of Physics, Yonsei University

  • Tae-hyeon Kim

    • Department of Physics, Yonsei University

  • Seok-bo Hong

    • Department of Physics, Yonsei University

  • Keun Su Kim

    • Department of Physics, Yonsei University

  • Young-Kyun Kwon

    • Department of Physics and Research Institute for Basic Sciences, Kyung-Hee University

  • Jwong Won Kim

    • Division of Industrial Metrology, Korea Research Institute of Standards and Science

  • Mann-Ho Cho

    • Department of Physics, Yonsei University

  View abstract →

• Surface states of topological crystalline insulators

  ORAL

  March 7, 2019, 1:03 PM – March 7, 2019, 1:15 PM

  Presenters

  • Eslam Khalaf

    • Department of Physics, Harvard University
    • Harvard University

  Authors

  • Eslam Khalaf

    • Department of Physics, Harvard University
    • Harvard University

  • Shang Liu

    • Department of Physics, Harvard University
    • Harvard University

  • Hoi Chun Po

    • Department of Physics, Massachusetts institute of Technology
    • Massachusetts Institute of Technology
    • Physics, Massachusetts Institute of Technology

  • Haruki Watanabe

    • Department of Applied Physics, University of Tokyo
    • University of Tokyo
    • Applied Physics, University of Tokyo

  • Ashvin Vishwanath

    • Harvard Univ
    • Physics Department, Harvard University
    • Department of Physics, Harvard University
    • Harvard University
    • Physics, Harvard University
    • Havard University

  View abstract →

• THz spectroscopy of ultralow carrier density topological insulator thin films

  ORAL

  March 7, 2019, 1:15 PM – March 7, 2019, 1:27 PM

  Presenters

  • Dipanjan Chaudhuri

    • Johns Hopkins University

  Authors

  • Dipanjan Chaudhuri

    • Johns Hopkins University

  • Maryam Salehi

    • Rutgers, the State University of New Jersey
    • Materials Science and Engineering, Rutgers, The State University of New Jersey
    • Materials Sci. & Eng., Rutgers University
    • Rutgers University, New Brunswick
    • Rutgers University
    • Rutgers University - New Brunswick

  • Mintu Mondal

    • Johns Hopkins University

  • Jisoo Moon

    • Rutgers, the State University of New Jersey
    • Department of Physics and Astronomy, Rutgers, the State University of New Jersey
    • Physics and Astronomy, Rutgers, The State University of New Jersey
    • Rutgers University
    • Rutgers University, New Brunswick

  • Deepti Jain

    • Rutgers, the State University of New Jersey
    • Physics, Rutgers University
    • Rutgers University, New Brunswick
    • Rutgers University

  • Seongshik Oh

    • Rutgers, the State University of New Jersey
    • Center for Quantum Materials Synthesis and Department of Physics and Astronomy, Rutgers, the State University of New Jersey
    • Physics and Astronomy, Rutgers, The State University of New Jersey
    • Physics, Rutgers University
    • Physics, Rutgers, The State University of New Jersey
    • Rutgers University
    • Rutgers University - New Brunswick

  • Peter Armitage

    • Johns Hopkins University
    • Department of Physics and Astronomy, Johns Hopkins University, Baltimore, MD, United States
    • Department of Physics and Astronomy, Johns Hopkins University

  View abstract →

• Strong Pumping of Fragile Topology in Higher-Order Topological Insulators and Semimetals

  ORAL

  March 7, 2019, 1:27 PM – March 7, 2019, 1:39 PM

  Presenters

  • Benjamin Wieder

    • Princeton University
    • KTH Royal Institute of Technology and Stockholm University
    • Physics, Princeton University
    • Department of Physics, Princeton University

  Authors

  • Benjamin Wieder

    • Princeton University
    • KTH Royal Institute of Technology and Stockholm University
    • Physics, Princeton University
    • Department of Physics, Princeton University

  • Andrei B Bernevig

    • Princeton University
    • Physics, Princeton University
    • Department of Physics, Princeton University

  View abstract →

• Boundary networks of helical or chiral edges induced by bulk topology

  ORAL

  March 7, 2019, 1:39 PM – March 7, 2019, 1:51 PM

  Presenters

  • Yanqi Wang

    • University of California, Berkeley

  Authors

  • Yanqi Wang

    • University of California, Berkeley

  • Joel Moore

    • University of California, Berkeley
    • Department of Physics, University of California, Berkeley, California 94720, USA
    • University of California, Berkeley and Lawrence Berkeley National Laboratory
    • Physics, University of California, Berkeley
    • University of California, Berkeley, and Lawrence Berkeley National Laboratory

  View abstract →

• Seebeck effect in 3D topological insulator thin films

  ORAL

  March 7, 2019, 1:51 PM – March 7, 2019, 2:03 PM

  Presenters

  • Stephane Yu Matsushita

    • Tohoku University
    • Department of Physics, Graduate School of Science, Tohoku University
    • Department of Physics, Graduate school of Science, Tohoku University

  Authors

  • Stephane Yu Matsushita

    • Tohoku University
    • Department of Physics, Graduate School of Science, Tohoku University
    • Department of Physics, Graduate school of Science, Tohoku University

  • Khuong Huynh

    • WPI-Advanced Institute for Materials Research
    • WIP-AIMR, Tohoku University
    • WPI-AIMR, Tohoku University

  • Katsumi Tanigaki

    • Tohoku University
    • WPI-AIMR, Tohoku University

  View abstract →

• Glide-symmetric topological crystalline insulators with inversion symmetry

  ORAL

  March 7, 2019, 2:03 PM – March 7, 2019, 2:15 PM

  Presenters

  • Heejae Kim

    • Department of Physics, Tokyo Institute of Technology

  Authors

  • Heejae Kim

    • Department of Physics, Tokyo Institute of Technology

  • Ken Shiozaki

    • Yukawa Institute for Theoretical Physics, Kyoto University

  • Shuichi Murakami

    • Tokyo Institute of Technology
    • Department of Physics, Tokyo Institute of Technology
    • Physics, Tokyo Institute of Technology
    • Dept. of Physics, Tokyo Institute of Technology

  View abstract →