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Is Ta2NiSe5 an Excitonic Insulator?

INVITED · M50 · ID: 381964






Presentations

  • Almost zero-gap gap semiconductor/semimetal to insulator transition in layered chalcogenide Ta<sub>2</sub>NiSe<sub>5</sub>

    Invited

    Presenters

    • Hidenori Takagi

      University of Tokyo (Japan), Max Planck Institute for Solid State Research, Max Planck Institute for Solid State Research, Stuttgart, Germany

    Authors

    • Hidenori Takagi

      University of Tokyo (Japan), Max Planck Institute for Solid State Research, Max Planck Institute for Solid State Research, Stuttgart, Germany

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  • Electronic phase diagram of the excitonic insulator candidates Ta<sub>2</sub>Ni(Se<sub>1-x</sub>S<sub>x</sub>)<sub>5</sub> probed by Raman scattering

    Invited

    Presenters

    • Pavel Volkov

      Rutgers University, Department of Physics and Astronomy, Center for Materials Theory,Rutgers University, Piscataway, New Jersey 08854, USA, Physics and Astronomy, Rutgers University

    Authors

    • Pavel Volkov

      Rutgers University, Department of Physics and Astronomy, Center for Materials Theory,Rutgers University, Piscataway, New Jersey 08854, USA, Physics and Astronomy, Rutgers University

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  • The spontaneous symmetry breaking in Ta<sub>2</sub>NiSe<sub>5</sub> is structural in nature

    Invited

    Presenters

    • Nuh Gedik

      Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology

    Authors

    • Edoardo Baldini

      Massachusetts Institute of Technology MIT

    • Alfred Zong

      University of California, Berkeley, Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology

    • Dongsung Choi

      Massachusetts Institute of Technology MIT

    • Changmin Lee

      Lawrence Berkeley National Laboratory, Massachusetts Institute of Technology MIT

    • Marios H Michael

      Harvard University

    • Lukas Windgaetter

      Max Planck Institute for the Structure and Dynamics of Matter

    • Igor Mazin

      Physics & Astronomy, George Mason University, Department of Physics and Astronomy, George Mason University, George Mason University, Physics and Astronomy, George Mason University, Physics, George Mason University, Department of Physics and Astronomy,, George Mason University, Department of Physics and Astronomy and Quantum Science and Engineering Center, George Mason University – Fairfax, VA, USA

    • Simone Latini

      Max Planck Institute for the Structure and Dynamics of Matter

    • Doron Azoury

      Massachusetts Institute of Technology MIT

    • Baiqing Lyu

      Massachusetts Institute of Technology MIT

    • Anshul Kogar

      Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology

    • Yao Wang

      Harvard University, Clemson University

    • Yangfan Lu

      University of Tokyo

    • Tomohiro Takayama

      University of Tokyo (Japan), Max Planck Institute for Solid State Research

    • Hidenori Takagi

      University of Tokyo (Japan), Max Planck Institute for Solid State Research, Max Planck Institute for Solid State Research, Stuttgart, Germany

    • Andrew Millis

      Columbia University, Department of Physics, Columbia University, Flatiron Institute, Columbia Univ, Center for Computational Quantum Physics, Flatiron Institute, Flatiron Institute; Columbia Univ., Columbia University and Center for Computational Quantum Physics, Flatiron Institute

    • Angel Rubio

      Max Plank Institute for the Structure and Dynamics of Matter; Center for Computational Quantum Physics Flatiron Institute, Max Planck Institute for the Structure and Dynamics of Matter, Theory, Max Planck Institute for the Structure and Dynamics of Matter, Max Planck Inst Structure & Dynamics of Matter, Physics, Max Planck Institute, Max Planck Institute for Structure and Dynamics of Matter and Center for Free-Electron Laser Science, Max Planck Institute for the Structure and Dynamics of Matter, Center for Free Electron Laser Science, 22761 Hamburg, Germany, Max Planck Institute for the Structure and Dynamics of Matter and Center Free-Electron Laser Science, Hamburg, Germany, Max Planck Institute for the Structure and Dynamics of Matter, Hamburg, Germany, MPSD Hamburg, Max Planck Institute, Max Planck Inst Structure & Dynamics of Matter; Center for Computational Quantum Physics Flatiron Institute, Simons Foundation NY, USA, Theory, Max Planck Inst Structure & Dynamics of Matter

    • Eugene Demler

      Harvard University, Department of Physics, Harvard University

    • Nuh Gedik

      Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology

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