Quantum geometric advantage in opto-electronics

INVITED · T37 · ID: 785355

Presentations

  • Moiré quantum geometry: from fundamentals to intelligent sensing

    ORAL · Invited

    –

    Publication: 1. C. N. Lau, M. W. Bockrath, K. F. Mak, and F. Zhang. Reproducibility in the fabrication and physics of moiré materials. Nature 602, 41–50 (2022).
    2. C. Ma, Q. Wang, S. Mills, X. Chen, B. Deng, S. Yuan, C. Li, K. Watanabe, T. Taniguchi, D. Xu, F. Zhang, and F. Xia. Moiré band topology in twisted bilayer graphene. Nano Lett. 20, 6076–6083 (2020).
    3. B. Deng, C. Ma, Q. Wang, S. Yuan, K. Watanabe, T. Taniguchi, F. Zhang, and F. Xia. Strong mid-infrared photoresponse in small-twist-angle bilayer graphene. Nature Photonics 14, 549–553 (2020).
    4. M. Fortin-Deschen^es, R. Pu, Y.-F. Zhou, C.Ma, P. Cheung, K. Watanabe, T. Taniguchi, F. Zhang, X. Du, and F. Xia. Uncovering topological edge states in twisted bilayer graphene. Nano Lett. 22, 6186-6193 (2022).
    5. C. Ma, S. Yuan, P. Cheung, K. Watanabe, T. Taniguchi, F. Zhang, and F. Xia. Intelligent infrared sensing enabled by tunable moiré quantum geometry. Nature, 604, 266–272 (2022).
    6. H. Tian, S. Che, T. Xu, P. Cheung, K. Watanabe, T. Taniguchi, M. Randeria, F. Zhang, C. N. Lau, M. W. Bockrath. Evidence for flat band Dirac superconductor originating from quantum geometry. arXiv:2112.13401, to appear in Nature.

    Presenters

    • Fan Zhang

      The University of Texas at Dallas, UT Dallas

    Authors

    • Fan Zhang

      The University of Texas at Dallas, UT Dallas

    View abstract →

  • Photocurrent generation within the optical gap

    ORAL · Invited

    –

    Publication: https://arxiv.org/abs/2207.03496

    Presenters

    • Li-kun Shi

      ITP University of Leipzig

    Authors

    • Li-kun Shi

      ITP University of Leipzig

    • Oles Matsyshyn

      Max Planck Institute for the Physics of Complex Systems, Division of Physics and Applied Physics, Nanyang Technological University, Singapore 637371, Republic of Singapore

    • Justin Song

      Nanyang Technological University

    • Inti A Sodemann Villadiego

      ITP University of Leipzig

    View abstract →

  • Geometrical nonlinear optical effects of correlated electron systems

    ORAL · Invited

    –

    Publication: [1] T. Morimoto, and N. Nagaosa, Sci. Adv. 2, e1501524 (2016).
    [2] T. Morimoto, and N. Nagaosa, Phys. Rev. B 94, 035117 (2016).
    [3] T. Morimoto, S. Kitamura, S. Okumura, Phys. Rev. B 104, 075139 (2021).
    [4] Y. Okamura et al. PNAS 119, e2122313119 (2022).

    Presenters

    • Takahiro Morimoto

      The university of Tokyo, University of Tokyo, The University of Tokyo, Univ of Tokyo

    Authors

    • Takahiro Morimoto

      The university of Tokyo, University of Tokyo, The University of Tokyo, Univ of Tokyo

    View abstract →