Is Ta2NiSe5 an Excitonic Insulator?
INVITED · M50 · ID: 381964
Presentations
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Almost zero-gap gap semiconductor/semimetal to insulator transition in layered chalcogenide Ta<sub>2</sub>NiSe<sub>5</sub>
Invited
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Presenters
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Hidenori Takagi
University of Tokyo (Japan), Max Planck Institute for Solid State Research, Max Planck Institute for Solid State Research, Stuttgart, Germany
Authors
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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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Band hybridization at the semimetal-semiconductor transition of Ta<sub>2</sub>NiSe<sub>5</sub> enabled by mirror-symmetry breaking
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Presenters
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Matthew D Watson
Diamond Light Source
Authors
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Matthew D Watson
Diamond Light Source
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Spatial mapping of collective modes and time-resolved tracking of excitonic order melting in Ta<sub>2</sub>NiSe<sub>5</sub> at room temperature
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Presenters
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Hope Bretscher
Cavendish Laboratory, University of Cambridge
Authors
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Paolo Andrich
Cavendish Laboratory, University of Cambridge
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Hope Bretscher
Cavendish Laboratory, University of Cambridge
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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
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Presenters
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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
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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
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Presenters
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Nuh Gedik
Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology
Authors
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Edoardo Baldini
Massachusetts Institute of Technology MIT
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Alfred Zong
University of California, Berkeley, Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology
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Dongsung Choi
Massachusetts Institute of Technology MIT
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Changmin Lee
Lawrence Berkeley National Laboratory, Massachusetts Institute of Technology MIT
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Marios H Michael
Harvard University
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Lukas Windgaetter
Max Planck Institute for the Structure and Dynamics of Matter
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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
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Simone Latini
Max Planck Institute for the Structure and Dynamics of Matter
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Doron Azoury
Massachusetts Institute of Technology MIT
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Baiqing Lyu
Massachusetts Institute of Technology MIT
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Anshul Kogar
Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology
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Yao Wang
Harvard University, Clemson University
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Yangfan Lu
University of Tokyo
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Tomohiro Takayama
University of Tokyo (Japan), Max Planck Institute for Solid State Research
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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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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
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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
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Eugene Demler
Harvard University, Department of Physics, Harvard University
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Nuh Gedik
Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology
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