V: Topological Materials

ORAL · QQ02 · ID: 2161865

Presentations

  • Hidden Topological Edge States in Spinner Lattices

    ORAL

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    Presenters

    • Udbhav Vishwakarma

      Indian Institute of Science

    Authors

    • Udbhav Vishwakarma

      Indian Institute of Science

    • Rajesh Chaunsali

      Indian Institute of Science, Indian Institute of Science Bangalore, Department of Aerospace Engineering, Indian Institute Of Science, Bangalore

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  • Wiener–Hopf factorization approach to a bulk-boundary correspondence and stability conditions for topological zero-energy modes

    ORAL

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    Publication: A. Alase, E. Cobanera, G. Ortiz and L. Viola, Wiener–Hopf factorization approach to a bulk-boundary correspondence and stability conditions for topological zero-energy modes, Ann. Phys. 458, 169457 (2023). https://doi.org/10.1016/j.aop.2023.169457

    Presenters

    • Abhijeet Alase

      University of Sydney

    Authors

    • Abhijeet Alase

      University of Sydney

    • Emilio Cobanera

      SUNY Polytechnic Institute

    • Gerardo Ortiz

      Indiana Univ - Bloomington

    • Lorenza Viola

      Dartmouth College

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  • AC response of Chklovskii-Halperin quantum Hall step-up transformer

    ORAL

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    Publication: arXiv preprint : 2306.00939
    Title : Dynamic enhancement of conductance in fractional quantum Hall constriction
    Authors : Sampurna Karmakar, Amulya Ratnakar, Sourin Das

    Presenters

    • Sampurna Karmakar

      Indian Institute of Science Education and Research Kolkata

    Authors

    • Sampurna Karmakar

      Indian Institute of Science Education and Research Kolkata

    • Amulya Ratnakar

      Department of Physics, Indian Institute of Science Education and Research (IISER) Kolkata, Mohanpur 741246, West Bengal, India, IISER Kolkata

    • Sourin Das

      IISER Kolkata

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  • Size effect in fractional quantum Hall effects under tilted magnetic fields

    ORAL

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    Publication: [1] Wijewardena, U.K., et al. Size dependence- and induced transformations- of fractional quantum Hall effects under tilted magnetic fields. Sci Rep 12, 19204 (2022). https://doi.org/10.1038/s41598-022-22812-x

    Presenters

    • U. Kushan Wijewardena

      Georgia State University, Georgia College & State University

    Authors

    • Ramesh Mani

      Georgia State University

    • U. Kushan Wijewardena

      Georgia State University, Georgia College & State University

    • Rameshwor Poudel

      Georgia State University

    • Tharanga Nanayakkara

      Georgia State University

    • Annika Kriisa

      Georgia State University

    • Christian Reichl

      ETH Zurich, ETH-Zurich

    • Werner Wegscheider

      ETH Zurich, ETH-Zurich

    • Rasanga Samaraweera

      Uva Wellassa University

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  • Microwave photoexcited transport in the GaAs/AlGaAs 2D electron system in the regime of the photo-excited zero-resistance states

    ORAL

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    Publication: Wang, Z., Samaraweera, R., Reichl, C. et al. Tunable electron heating induced giant magnetoresistance in the high mobility GaAs/AlGaAs 2D electron system. Sci Rep 6, 38516 (2016). https://doi.org/10.1038/srep38516;
    Samaraweera, R.L., Gunawardana, B., Nanayakkara, T.R. et al. Study of narrow negative magnetoresistance effect in ultra-high mobility GaAs/AlGaAs 2DES under microwave photo-excitation. Sci Rep 10, 781 (2020). https://doi.org/10.1038/s41598-019-57331-9

    Presenters

    • Rameshwor Poudel

      Georgia State University

    Authors

    • Rameshwor Poudel

      Georgia State University

    • U. Kushan Wijewardena

      Georgia State University, Georgia College & State University

    • Annika Kriisa

      Georgia State University

    • Christian Reichl

      ETH Zurich, ETH-Zurich

    • Werner Wegscheider

      ETH Zurich, ETH-Zurich

    • Rasanga Samaraweera

      Uva Wellassa University

    View abstract →