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Theoretical predictions of topological superconductivity and measurements

FOCUS · MAR-M41 · ID: 3110154

Presentations

  • Exploring Signatures of Majorana States in the Current-Phase Relation of Lateral S-TI-S Josephson Junctions

    ORAL

    –

    Publication: G. Yue, C. Zhang, E. D. Huemiller, J. H. Montone, G. R. Arias, D. G. Wild, J. Y. Zhang, D. R. Hamilton, X. Yuan, X. Yao, D. Jain, J. Moon, M. Salehi, N. Koirala, S. Oh, Dale J. Van Harlingen Signatures of Majorana Bound States in the Diffraction Patterns of Extended Superconductor-Topological Insulator-Superconductor Josephson Junctions Phys. Rev. B 109, 094511 (2024).

    Presenters

    • Jessica H Montone

      University of Illinois at Urbana-Champaign

    Authors

    • Jessica H Montone

      University of Illinois at Urbana-Champaign

    • Guang Yue

      University of Illinois at Urbana-Champaign

    • Gilbert Ray Arias

      University of Illinois Urbana-Champaign

    • Xiong Yao

      Rutgers University

    • Deepti Jain

      Rutgers University

    • Jisoo Moon

      Rutgers University

    • Xiaoyu Yuan

      Rutgers University

    • Maryam Salehi

      Rutgers University, New Brunswick

    • Nikesh Koirala

      Massachusetts Institute of Technology MIT

    • Seongshik Oh

      Rutgers University

    • Dale J Van Harlingen

      University of Illinois at Urbana-Champaign

    View abstract →

  • Reentrant Behavior of Topological Properties in Realistic Planar Josephson Junctions

    ORAL

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    Publication: [1] B. Pekerten, D.S. Brandão, B. Bussiere, D. Monroe, T. Zhou, J. E. Han, J. Shabani, A. Matos-Abiague, and I. Žutić, Beyond the standard model of topological Josephson junctions: From crystalline anisotropy to finite-size and diode effects, Applied Physics Letters 124, 252602 (2024).<br>[4] B. Pekerten, D. Brandão, B.H. Elfeky, T. Zhou, J.E. Han, J. Shabani, and I. Žutić, Microwave signatures of topological<br>superconductivity in planar Josephson junctions, Phys. Rev. B 110, L060513 (2024).<br>[5] B.H. Elfeky, K. Dindial, D.S. Brandão, B. Pekerten, J. Lee, W.M. Strickland, P.J. Strohbeen, A. Danilenko, L. Baker, M. Mikalsen, et al., Microwave Andreev Bound State Spectroscopy in a Semiconductor-Based Planar Josephson Junction, arXiv:2408.08487 (2024).<br>[6] B. Pekerten, D.M. Monroe, D.S. Brandão, T. Zhou, J.E. Han, I. Žutić, in prep.

    Presenters

    • Baris Pekerten

      University at Buffalo, SUNY, University at Buffalo

    Authors

    • Baris Pekerten

      University at Buffalo, SUNY, University at Buffalo

    • David M Monroe

      State Univ of NY - Buffalo

    • David de Sousa S Brandão

      University at Buffalo, SUNY, University at Buffalo

    • Tong Zhou

      Eastern Institute of Technology, Ningbo, State Univ of NY - Buffalo

    • Jong E Han

      State Univ of NY - Buffalo, University at Buffalo

    • Igor Zutic

      State Univ of NY - Buffalo, University at Buffalo

    View abstract →

  • Topological superconductivity and nonreciprocal edge supercurrent in altermagnetic planar Josephson junctions

    ORAL

    –

    Presenters

    • Yang Grant Z. X.

      Department of Physics, Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong, China

    Authors

    • Yang Grant Z. X.

      Department of Physics, Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong, China

    • Ziting Sun

      The Hong Kong University of Science and Technology (HKUST), Department of Physics, Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong, China

    • Ying-Ming Xie

      RIKEN

    • Kam Tuen Law

      The Hong Kong University of Science and Technology (HKUST), The Hong Kong University of Science and Technology, Department of Physics, Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong, China

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  • Majorana edge and end states in planar Josephson junctions

    ORAL

    –

    Publication: A. P Garrido, P. A Orellana, and A Matos-Abiague, arXiv:2409.19086 (2024)

    Presenters

    • Alex Matos-Abiague

      Wayne State University

    Authors

    • Alex Matos-Abiague

      Wayne State University

    • Alejandro P Garrido

      Universidad Tecnica Federico Santa Maria

    • Pedro Orellana

      Universidad Técnica Federico Santa María

    View abstract →

  • Topological Andreev States in Multi-Terminal Superconducting Structures

    ORAL · Invited

    –

    Publication: [1] R. L. Klees, G. Rastelli, J. C. Cuevas, and W. Belzig, Microwave spectroscopy reveals the quantum geometric tensor of topological Josephson matter, Phys. Rev. Lett. 124, 197002 (2020)<br>[2] H. Weisbrich, R.L. Klees, G. Rastelli, and W. Belzig, Second Chern Number and Non-Abelian Berry Phase in Superconducting Systems, PRX Quantum 2, 010310 (2021)<br>[3] H. Weisbrich, M. Bestler, and W. Belzig, Tensor Monopoles in superconducting systems, Quantum 5, 601 (2021)<br>[4] M. Coraiola, D. Z. Haxell, D. Sabonis, H. Weisbrich, A. E. Svetogorov, M. Hinderling, S. C. ten Kate, E. Cheah, F. Krizek, R. Schott, W. Wegscheider, J. C. Cuevas, W. Belzig, and F. Nichele, Phase-engineering the Andreev band structure of a three-terminal Josephson junction, Nat. Commun. 14, 6784 (2023)

    Presenters

    • Wolfgang Belzig

      University Konstanz

    Authors

    • Wolfgang Belzig

      University Konstanz

    View abstract →

  • Multiterminal Josephson Junctions: Quartets, Sextets, Non-Hermiticity and Topology

    ORAL

    –

    Publication: 1) David Christian Ohnmacht et al., Quartet tomography in multiterminal Josephson junctions, Phys. Rev. B 109, L241407 (2024)<br>2) David Christian Ohnmacht et al., Non-hermitian topology in multiterminal superconducting junctions, arXiv:2408.01289 (2024)<br>3) David Christian Ohnmacht et al. (in preparation)

    Presenters

    • David Christian Ohnmacht

      Universtität Konstanz, University Konstanz

    Authors

    • David Christian Ohnmacht

      Universtität Konstanz, University Konstanz

    • Marco Coraiola

      IBM Research, IBM Research Europe—Zurich

    • Deividas Sabonis

      IBM Research, IBM Research Europe—Zurich

    • Fabrizio Nichele

      IBM Research - Zurich, IBM Research Europe - Zurich, IBM Research Europe—Zurich

    • Wolfgang Belzig

      University Konstanz

    • Juan Carlos Cuevas

      IFIMAC, Universidad Autonoma de Madrid, Departamento de Física Teórica de la Materia Condensada and Condensed Matter Physics Center (IFIMAC), Universidad Autónoma de Madrid, University of Madrid

    • Valentin Wilhelm

      University Konstanz

    • Juan José García-Esteban

      Departamento de Física Teórica de la Materia Condensada and Condensed Matter Physics Center (IFIMAC), Universidad Autónoma de Madrid

    • Hannes Weisbrich

      University Konstanz

    View abstract →

  • Thermodynamics of Non-Hermitian Josephson junctions with exceptional points

    ORAL

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    Publication: Thermodynamics of Non-Hermitian Josephson junctions with exceptional points (https://doi.org/10.48550/arXiv.2405.02387)

    Presenters

    • Daniel Michel Pino González

      Materials Science Institute of Madrid (ICMM-CSIC)

    Authors

    • Daniel Michel Pino González

      Materials Science Institute of Madrid (ICMM-CSIC)

    • Ramon Aguado

      CSIC - Madrid, ICMM-CSIC - Madrid

    • Yigal Meir

      Ben-Gurion University of the Negev

    View abstract →

  • Can topology and electron-phonon coupling mediated superconductivity coexist?

    ORAL

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    Publication: Enamul Haque, Yuefeng Yin, David Cortie, and Nikhil V. Medhekar, Origin of superconductivity and room temperature edge states in a two-dimensional topological insulator, prepared and will be submitted soon.

    Presenters

    • Enamul Haque

      Department of Materials Science and Engineering, Monash University | ARC Centre of Excellence in Future Low Energy Electronics Technologies, Clayton, 3800 VIC, Australia, Monash University

    Authors

    • Enamul Haque

      Department of Materials Science and Engineering, Monash University | ARC Centre of Excellence in Future Low Energy Electronics Technologies, Clayton, 3800 VIC, Australia, Monash University

    • Yuefeng Yin

      Monash University

    • David Cortie

      University of Wollongong | Australian Nuclear Science and Technology Organisation

    • Nikhil Medhekar

      Monash University

    View abstract →