V: Electrons, Phonons, Electron-Phonon Scattering and Phononics I

FOCUS · GG05 · ID: 1121742

Presentations

  • Femto- phono- magnetism

    ORAL · Invited

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    Publication: [1] Dewhust et al., Nano Lett. 18, 1842 (2018).
    [2] Siegrist et al. Nature 571, 240 (2019)
    [3] Sharma et al. Sci. Advs. 8, eabq2021 (2022)

    Presenters

    • Sangeeta Sharma

      Max Born Institute, Max Born Institute, Berlin

    Authors

    • Sangeeta Sharma

      Max Born Institute, Max Born Institute, Berlin

    View abstract →

  • Ultraweak electron-phonon coupling strength in cubic boron arsenideunveiled by ultrafast dynamics

    ORAL

    –

    Publication: Z. Y. Tian, Q. Y. Zhang, Y. W. Xiao, G. A. Gamage, F. Tian, S. Yue, V. G. Hadjiev, J. M. Bao, Z. F. Ren, E. J. Liang*, and Jimin Zhao*, Ultraweak electron-phonon coupling strength in cubic boron arsenide unveiled by ultrafast dynamics, Physical Review B 105, 174306 (2022).

    Presenters

    • Zhenyun Tian

      Institute of Physics, Chinese Academy Science

    Authors

    • Zhenyun Tian

      Institute of Physics, Chinese Academy Science

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  • Self-energy dynamics and the mode-specific phonon threshold effect in Kekulé-ordered graphene

    ORAL

    –

    Publication: Hongyun Zhang†, Changhua Bao†, Michael Schüler, et al. Self-energy dynamics and mode-specific phonon threshold effect in a Kekulé-ordered graphene. Natl. Sci. Rev. 9, nwab175 (2022).

    Presenters

    • Hongyun Zhang

      Tsinghua University

    Authors

    • Hongyun Zhang

      Tsinghua University

    • Changhua Bao

      Tsinghua University, Department of Physics, Tsinghua University

    • Shaohua Zhou

      Tsinghua University

    • Michael Schüler

      Stanford University

    • Thomas Devereaux

      Stanford Univ, Stanford University

    • Shuyun Zhou

      Tsinghua University, Department of Physics, Tsinghua University

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  • First-principles simulations of ultrafast phase transition in condensed-matter systems

    ORAL

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    Publication: M. Guan, D. Chen, S. Hu, H. Zhao, P. You, and S. Meng, Theoretical Insights into Ultrafast Dynamics in Quantum Materials, Ultrafast Science 2022, 9767251 (2022).
    M.-X. Guan, X.-B. Liu, D.-Q. Chen, X.-Y. Li, Y.-P. Qi, Q. Yang, P.-W. You, and S. Meng, Optical Control of Multistage Phase Transition via Phonon Coupling in MoTe2, Phys. Rev. Lett. 128, 015702 (2022).
    M. X. Guan, E. Wang, P. W. You, J. T. Sun, and S. Meng, Manipulating Weyl quasiparticles by orbital-selective photoexcitation in WTe2, Nat Commun 12, 1885 (2021).

    Presenters

    • Mengxue Guan

      Beijing Institute of Technology

    Authors

    • Mengxue Guan

      Beijing Institute of Technology

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  • A mathematically-derived formula revealing the fundamental nature of the Doppler Effect, Cosmological Red-shift and Cherenkov radiation

    ORAL

    –

    Publication: Q. Chen, Time-varying Doppler Effect formula and its application in Cosmology, doi:10.31219/osf.io/6gmce (2021).
    Q. Chen, Asymmetry Theory mathematically derived from the principle of constant light speed, doi:10.31219/osf.io/6a74s (2021).
    Q. Chen, Design of Experiments for Light Speed Invariance to Moving Observers, doi:10.20944/preprints202102.0547.v1, (2021).

    Presenters

    • Qian Chen

      International Education Foundation

    Authors

    • Qian Chen

      International Education Foundation

    View abstract →

  • Sparse-rank factorization methods in quantum physics

    ORAL

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    Publication: [1] T.E. Baker, "Lanczos recursion on a quantum computer for the Green's function and ground state" Phys. Rev. A 103, 032404 (2021) [arXiv: 2008.05593]
    [2] T.E. Baker, A. Foley, and D. Se ´ne ´chal Direct solution of multiple excitations in a matrix product state with block Lanczos submitted (2021) [arxiv: 2109.08181]
    [3] T.E. Baker, Block "Lanczos method for excited states on a quantum computer" submitted (2021) [arxiv: 2109.14114]
    [4] T.E. Baker, in preparation

    Presenters

    • Thomas E Baker

      University of Victoria

    Authors

    • Thomas E Baker

      University of Victoria

    View abstract →