APS Logo

Transport, Probes, and Structure of Topological Insulators and Topological Crystalline Insulators

ORAL · S59 · ID: 46092

Presentations

  • Can the Boltzmann-tryanny be overcome via topological field effect switching? - insignts into mechanisms and fundamental limits

    ORAL

    –

    Publication: [1] On the sub threshold logic in topological field effect transistors (in preparation)<br>[2] K. Jana and B. Muralidharan, ArXiv: 2107.13318 (2021).

    Presenters

    • Sagnik Banerjee

      Jadavpur Univ

    Authors

    • Sagnik Banerjee

      Jadavpur Univ

    • Koustav Jana

      Department of Electrical Engineering, IIT Bombay

    • Anirban Basak

      Department of Electrical Engineering, IIT Bombay

    • Bhaskaran Muralidharan

      Indian Institute of Technology Bombay

    View abstract →

  • Role of dephasing on electric field induced topological transition in 2D Xenes

    ORAL

    –

    Publication: [1] A. Basak, P. Brahma and B. Muralidharan, J. Phys D: Applied Physics (in press) (ArXiv: 2110.07287), (2021).

    Presenters

    • Anirban Basak

      Department of Electrical Engineering, IIT Bombay

    Authors

    • Anirban Basak

      Department of Electrical Engineering, IIT Bombay

    • Pratik Brahma

      EECS, University of California, Berkeley

    • Bhaskaran Muralidharan

      Indian Institute of Technology Bombay

    View abstract →

  • Twist-resilient and robust ferroelectric quantum spin Hall insulators driven by van der Waals interactions

    ORAL

    –

    Presenters

    • Marco Gibertini

      University of Modena & Reggio Emilia, Dipartimento di Fisica Informatica e Matematica, Università di Modena e Reggio Emilia, Via Campi 213/a I-41125 Modena, Italy

    Authors

    • Marco Gibertini

      University of Modena & Reggio Emilia, Dipartimento di Fisica Informatica e Matematica, Università di Modena e Reggio Emilia, Via Campi 213/a I-41125 Modena, Italy

    • Antimo Marrazzo

      University of Trieste

    View abstract →

  • Copper migration in intercalated topological insulator Cu<sub>x</sub>Bi<sub>2</sub>Se<sub>3</sub>

    ORAL

    –

    Publication: Copper migration in intercalated topological insulator CuxBi2Se3

    Presenters

    • Adam Gross

      University of California, Davis, University of California Davis

    Authors

    • Adam Gross

      University of California, Davis, University of California Davis

    • Lorenz Falling

      Lawrence Berkeley National Lab

    • Kristie J Koski

      University of California, Davis

    • Slavomir Nemsak

      Advanced Light Source, Lawrence Berkeley National Lab

    • Inna Vishik

      University of California, Davis

    View abstract →

  • Probing the density of states in monolayer WTe<sub>2</sub> with time domain capacitance spectroscopy

    ORAL

    –

    Presenters

    • Evan A Zalys-Geller

      Massachusetts Institute of Technology MI

    Authors

    • Evan A Zalys-Geller

      Massachusetts Institute of Technology MI

    • Sergio C de la Barrera

      Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology MI, Massachusetts Institute of Technology

    • Xirui Wang

      Massachusetts Institute of Technology MI

    • Kenji Yasuda

      Massachusetts Institute of Technology MI, Massachusetts Institute of Technology

    • Pablo Jarillo-Herrero

      Massachusetts Institute of Technology MI, Massachusetts Institute of Technology

    • Raymond C Ashoori

      Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology

    View abstract →

  • Doping dependence and Fermi surface studies of the topological crystalline insulators Sn<sub>x</sub>Pb<sub>1-x</sub>Te/Se

    ORAL

    –

    Publication: K Shrestha et al 2021 J. Phys.: Condens. Matter 33 335501

    Presenters

    • Duncan A Miertschin

      West Texas A&M University

    Authors

    • Duncan A Miertschin

      West Texas A&M University

    • Raman Sankar

      Academia Sinica, Institute of Physics, Academia Sinica

    • Thinh Nguyen

      West Texas A&M University

    • Liangzi Deng

      University of Houston, Texas Center for Superconductivity and Department of Physics, University of Houston, Texas Center for Superconductivity and Department of Physics, University of Houston, Houston, TX 77204, USA

    • Bernd Lorenz

      Texas Center for Superconductivity and Department of Physics, University of Houston

    • Paul C. W Chu

      University of Houston

    • Keshav Shrestha

      West Texas A&M University

    View abstract →

  • Observation of a Smoothly Tunable Dirac Point in Ge(Bi<sub>x</sub>Sb<sub>1-x</sub>)<sub>2</sub>Te<sub>4</sub>

    ORAL

    –

    Publication: https://arxiv.org/abs/2101.05166

    Presenters

    • Arjun Raghavan

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

    Authors

    • Arjun Raghavan

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

    • Sean T Howard

      University of Illinois at Urbana-Champaign

    • Arjun Raghavan

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

    • Davide Iaia

      University of Illinois at Urbana-Champaign

    • Caizhi Xu

      University of Illinois at Urbana-Champaign

    • David Flototto

      University of Illinois at Urbana-Champaign

    • Man-Hong Wong

      University of Illinois at Urbana-Champaign

    • Sung-Kwan Mo

      Lawrence Berkeley National Laboratory

    • Bahadur Singh

      Tata Institute of Fundamental Research, Tata Institute for Fundamental Research, TIFR, Tata Institute of Fundamental Research, Mumbai, Department of Condensed Matter Physics and Materials Science, Tata Institute of Fundamental Research, Mumbai, India

    • Raman Sankar

      Academia Sinica, Institute of Physics, Academia Sinica

    • Hsin Lin

      Academia Sinica, Institute of Physics, Academia Sinica, Taiwan

    • Tai-Chang Chiang

      University of Illinois at Urbana-Champaign

    • Vidya Madhavan

      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 →

  • Quantum phase transitions in the disordered chalcogenide topological insulators (Bi<sub>1-x</sub>Sb<sub>x</sub>)<sub>2</sub>Y<sub>3 </sub>and X<sub>2</sub>(Te<sub>y</sub>Se<sub>1-y</sub>)<sub>3</sub>, (X = Bi/Sb, Y = Te/Se)

    ORAL

    –

    Presenters

    • Karunya Shailesh Shirali

      Louisiana State University

    Authors

    • Karunya Shailesh Shirali

      Louisiana State University

    • Duane D Johnson

      Iowa State Univ

    • Prashant Singh

      Ames Lab

    • William A Shelton

      Louisiana State University

    • Ilya Vekhter

      Louisiana State University

    View abstract →

  • Time-Domain THz studies of topological insulator waveguides

    ORAL

    –

    Presenters

    • Zhenisbek Tagay

      Johns Hopkins University

    Authors

    • Zhenisbek Tagay

      Johns Hopkins University

    • Xiong Yao

      Rutgers University

    • Seongshik Oh

      Rutgers University, New Brunswick, Rutgers University

    • N. P Armitage

      Johns Hopkins University, Johns Hopikns Univ., The Institute for Quantum Matter, Department of Physics and Astronomy, The Johns Hopkins University

    View abstract →

  • Tunable inter-scattering between counter-propagating quantum Hall edge channels in a topological insulator HgTe

    ORAL

    –

    Presenters

    • Lixian Wang

      Institute for Topological Insulators and Physikalisches Institut, Experimentelle Physik III, Universitaet Wuerzburg, Am Hubland, 97074 Wuerzburg, Germany

    Authors

    • Lixian Wang

      Institute for Topological Insulators and Physikalisches Institut, Experimentelle Physik III, Universitaet Wuerzburg, Am Hubland, 97074 Wuerzburg, Germany

    View abstract →