Electrons, Phonons, Electron-Phonon Scattering and Phononics II

Presentations

• Phonon anharmonicity in quantum paraelectrics beyond density-functional theory

  ORAL · Invited

  March 6, 2023, 6:00 PM – March 6, 2023, 6:36 PM

  Presenters

  • Carla Verdi

    University of Sydney

  Authors

  • Carla Verdi

    University of Sydney

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• Computing the phononic properties of the metal-insulator transition in LuNiO₃

  ORAL

  March 6, 2023, 6:36 PM – March 6, 2023, 6:48 PM

  Presenters

  • Sasaank Bandi

    Columbia University

  Authors

  • Sasaank Bandi

    Columbia University

  • Chris A Marianetti

    Columbia University

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• First-principles study of magnetic-field-dependent thermal conductivity in magnetic materials

  ORAL

  March 6, 2023, 6:48 PM – March 6, 2023, 7:00 PM

  Presenters

  • Xun Li

    Oak Ridge National Lab

  Authors

  • Xun Li

    Oak Ridge National Lab

  • Lucas Lindsay

    Oak Ridge National Laboratory

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• Anharmonic phonon behavior via irreducible derivatives: molecular dynamics and self-consistent perturbation theory

  ORAL

  March 6, 2023, 7:00 PM – March 6, 2023, 7:12 PM

  Publication: planned paper: Anharmonic phonon behavior via irreducible derivatives: molecular dynamics and self-consistent perturbation theory

  Presenters

  • Enda Xiao

    Columbia University

  Authors

  • Enda Xiao

    Columbia University

  • Chris A Marianetti

    Columbia University

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• First-principles studies of the charge density wave transition in titanium diselenide (TiSe₂)

  ORAL

  March 6, 2023, 7:12 PM – March 6, 2023, 7:24 PM

  Presenters

  • Liang-Ying Feng

    Natl Sun Yat Sen University, National Sun Yat-sen Universit

  Authors

  • Liang-Ying Feng

    Natl Sun Yat Sen University, National Sun Yat-sen Universit

  • Joseph A Hlevyack

    University of Illinois at Urbana-Champaign, University of Illinois at Urbana-Champai

  • Yao Li

    University of Illinois at Urbana-Champaign

  • Tai-Chang Chiang

    University of Illinois at Urbana-Champaign

  • Feng-Chuan Chuang

    Natl Sun Yat Sen Univ, National Sun Yat-sen University, Department of Physics, National Sun Yat-sen University, Kaohsiung, 80424 Taiwan

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• Hubbard U through polaronic defect states

  ORAL

  March 6, 2023, 7:24 PM – March 6, 2023, 7:36 PM

  Publication: S. Falletta and A. Pasquarello, arXiv, 10.48550/arxiv.2209.11341 (2022)

  Presenters

  • Stefano Falletta

    Ecole Polytechnique Federale de Lausanne

  Authors

  • Stefano Falletta

    Ecole Polytechnique Federale de Lausanne

  • Alfredo Pasquarello

    Ecole Polytechnique Federale de Lausanne

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• Theory of Phonon Mode Interactions from Current Correlations and Applications in Disordered Solids and Liquids

  ORAL

  March 6, 2023, 7:36 PM – March 6, 2023, 7:48 PM

  Presenters

  • Alexander Fullmer

    North Carolina State University

  Authors

  • Alexander Fullmer

    North Carolina State University

  • Jacob Eapen

    North Carolina State University

  • Anant Raj

    North Carolina State University

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• Novel results obtained by modeling of dynamic processes in superconductors: phase-slip centers as cooling engines

  ORAL

  March 6, 2023, 7:48 PM – March 6, 2023, 8:00 PM

  Presenters

  • Iris K Mowgood

    Chapman University

  Authors

  • Iris K Mowgood

    Chapman University

  • Sara Chahid

    Chapman University

  • Serafim Teknowijoyo

    Chapman University

  • Armen M Gulian

    Chapman University

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• A combined first principles and phenomenological approach for the modeling of coherent phonons in materials

  ORAL

  March 6, 2023, 8:00 PM – March 6, 2023, 8:12 PM

  Presenters

  • Anubhab Haldar

    Boston University

  Authors

  • Anubhab Haldar

    Boston University

  • Pierre Darancet

    Argonne National Laboratory

  • Sahar Sharifzadeh

    Boston University

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• Thermal Conductivity and Theory of Inelastic Scattering of Phonons by Collective Fluctuations

  ORAL

  March 6, 2023, 8:12 PM – March 6, 2023, 8:24 PM

  Publication: L. Mangeolle, L. Balents, L. Savary. Thermal Conductivity and Theory of Inelastic Scattering of Phonons by Collective Fluctuations (2022) arXiv:2202.10366<br>L. Mangeolle, L. Balents, L. Savary. Phonon thermal Hall conductivity from scattering with collective fluctuations. (2022) arXiv:2206.06183<br>L. Mangeolle, L. Balents, L. Savary. Phonon Thermal Hall Conductivity from Electronic Systems and Fermionic Quantum Spin Liquids. To appear (2022).

  Presenters

  • Léo Mangeolle

    Ecole Normale Supérieure de Lyon

  Authors

  • Léo Mangeolle

    Ecole Normale Supérieure de Lyon

  • Lucile Savary

    Ecole Normale Superieure de Lyon

  • Leon Balents

    University of California, Santa Barbara

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• Spectral heat phonon blocking characteristics across inter-mixed and oxidized semiconductor interfaces

  ORAL

  March 6, 2023, 8:24 PM – March 6, 2023, 8:36 PM

  Presenters

  • DoGyeom Jeong

    Department of Physics and Photon Science, Gwangju Institute of Science and Technology (GIST)

  Authors

  • DoGyeom Jeong

    Department of Physics and Photon Science, Gwangju Institute of Science and Technology (GIST)

  • Terumasa Tadano

    CMSM NIMS, Research Center for Magnetic and Spintronic Materials, National Institute for Materials Science (NIMS)

  • Jongseok Lee

    Gwangju Institute of Science and Technology, Department of Physics and Photon Science, Gwangju Institute of Science and Technology (GIST), Gwangju Institute of Science and Technololgy

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• Manipulating electron and phonon flow across interfaces using structural randomness

  ORAL

  March 6, 2023, 8:36 PM – March 6, 2023, 8:48 PM

  Presenters

  • Qichen Song

    Department of Chemistry and Chemical Biology, Harvard University, Cambridge, Massachusetts 02139, USA, Harvard University

  Authors

  • Qichen Song

    Department of Chemistry and Chemical Biology, Harvard University, Cambridge, Massachusetts 02139, USA, Harvard University

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• Athermal charge effect of improving the plasticity of metals: first-principles study

  ORAL

  March 6, 2023, 8:48 PM – March 6, 2023, 9:00 PM

  Presenters

  • SEUNGWOO YOO

    Kyung-Hee university

  Authors

  • SEUNGWOO YOO

    Kyung-Hee university

  • Young-Kyun Kwon

    Kyung Hee Univ - Seoul

  View abstract →