Dirac and Weyl Semimetal: Material Discovery and Development

Presentations

• Simple Chemical Rules for Predicting Band Structures of Kagome Materials

  ORAL · Invited

  March 8, 2023, 8:00 AM – March 8, 2023, 8:36 AM

  Presenters

  • Milena Jovanovic

    • Princeton University
    • Department of Chemistry, Princeton University

  Authors

  • Milena Jovanovic

    • Princeton University
    • Department of Chemistry, Princeton University

  • Leslie M Schoop

    • Princeton University

  View abstract →

• Discovery of a Two-Dimensional Weyl Semimetal

  ORAL

  March 8, 2023, 8:36 AM – March 8, 2023, 8:48 AM

  Presenters

  • Qiangsheng Lu

    • University of Missouri

  Authors

  • Qiangsheng Lu

    • University of Missouri

  • Guang Bian

    • University of Missouri

  • Jacob L Cook

    • University of Missouri

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• Discovery of strong type-I Weyl semimetal features in an antiferromagnetic full-Heusler compound

  ORAL

  March 8, 2023, 8:48 AM – March 8, 2023, 9:00 AM

  Publication: https://arxiv.org/abs/2208.11412

  Presenters

  • Davide Grassano

    • THEOS, EPFL; NCCR MARVEL

  Authors

  • Davide Grassano

    • THEOS, EPFL; NCCR MARVEL

  • Luca Binci

    • Ecole Polytechnique Federale de Lausanne
    • THEOS, EPFL; NCCR MARVEL

  • Nicola Marzari

    • Ecole Polytechnique Federale de Lausanne
    • THEOS, EPFL; NCCR MARVEL; LMS, Paul Scherrer Institute
    • THEOS, EPFL; NCCR MARVEL; LMS, Paul Scherrer Institut
    • THEOS, EPFL; NCCR, MARVEL; LMS, Paul Scherrer Institut
    • THEOS, EPFL
    • THEOS, EPFL; NCCR MARVEL; LSM Paul Scherrer Insitut
    • THEOS, EPFL; LMS, Paul Scherrer Institut; NCCR MARVEL

  View abstract →

• Multi-gap Euler topology in materials

  ORAL

  March 8, 2023, 9:00 AM – March 8, 2023, 9:12 AM

  Publication: Nature Commun. 13, 423 (2022)
  Phys. Rev. B 105, 085115 (2022)
  Phys. Rev. B 105, L081117 (2022)

  Presenters

  • Bartomeu Monserrat

    • University of Cambridge
    • Univ of Cambridge

  Authors

  • Bartomeu Monserrat

    • University of Cambridge
    • Univ of Cambridge

  • Bo Peng

    • Univ of Cambridge
    • University of Cambridge

  • Siyu Chen

    • University of Cambridge

  • Adrien Bouhon

    • The University of Cambridge
    • NORDITA
    • University of Cambridge

  • Robert-Jan Slager

    • Univ of Cambridge
    • University of Cambridge

  View abstract →

• Topological Dirac Semimetal BaAuSb

  ORAL

  March 8, 2023, 9:12 AM – March 8, 2023, 9:24 AM

  Presenters

  • Zhixiang Hu

    • Brookhaven National Laboratory
    • Stony Brook University (SUNY)

  Authors

  • Zhixiang Hu

    • Brookhaven National Laboratory
    • Stony Brook University (SUNY)

  View abstract →

• Tailoring Dirac states in a correlated system by chemical substitution

  ORAL

  March 8, 2023, 9:24 AM – March 8, 2023, 9:36 AM

  Publication: 1- N. Nilforoushan et al., "Moving Dirac nodes by chemical substitution", Proceedings of the National Academy of Sciences,118, e2108617118 (2021)
  2- N. Nilforoushan et al., "Photoinduced renormalization and electronic screening of quasi-two-dimensional Dirac states in BaNiS2", Physical Review Research, 2, 043397 (2020)
  3- N. Bittner et al., "Photoinduced Dirac-cone flattening in BaNiS2", Physical Review B, 104, 115138 (2021)
  4- D. Santos-Cottin et al., "Optical conductivity signatures of open Dirac nodal lines", Physical Review B, 104, 20, (2021)

  Presenters

  • Niloufar Nilforoushan

    • a) Laboratoire de Physique des Solides, Université Paris-Saclay, Orsay, France. b) Laboratoire de Physique de l'Ecole Normale Supérieure, Université de Paris, France.

  Authors

  • Niloufar Nilforoushan

    • a) Laboratoire de Physique des Solides, Université Paris-Saclay, Orsay, France. b) Laboratoire de Physique de l'Ecole Normale Supérieure, Université de Paris, France.

  • Michele Casula

    • Institut de Minéralogie de Physique des Matériaux et de Cosmochimie, Sorbonne Université, Museum National d'Histoire Naturelle, Paris, France
    • Sorbonne University
    • IMPMC, UMR 7590 CNRS - Sorbonne Université Paris

  • Adriano Amaricci

    • CNR Istituto Officina dei Materiali
    • CNR Istituto Officina dei Materiali, Trieste, Italy

  • Marco Caputo

    • Elettra Sincrotrone Trieste, Area Science Park, Trieste, Italy

  • Evangelos Papalazarou

    • Laboratoire de Physique des Solides, Université Paris-Saclay, France

  • Luca Perfetti

    • Laboratoire de Physique des Solides, Université Paris-Saclay, France

  • Ivana Vobornik

    • CNR-IOM, Trieste
    • Istituto Officina dei Materiali, Consiglio Nazionale delle Ricerche, Trieste, Italy

  • Pranab Das Kumar

    • Advanced Research Initiative for Correlated-Electron Systems (ARiCES), Department of Physics, National University of Singapore

  • Jun Fujii

    • CNR-IOM, Trieste
    • Istituto Officina dei Materiali, Consiglio Nazionale delle Ricerche, Trieste, Italy

  • David Santos-Cottin

    • Institut de Minéralogie de Physique des Matériaux et de Cosmochimie, Sorbonne Université, Museum National d'Histoire Naturelle, Paris, France

  • Yannick Klein

    • Institut de Minéralogie de Physique des Matériaux et de Cosmochimie, Sorbonne Université, Museum National d'Histoire Naturelle, Paris, France

  • Michele Fabrizio

    • International School for Advanced Studies (SISSA), Trieste, Italy

  • Andrea Gauzzi

    • Institut de Minéralogie de Physique des Matériaux et de Cosmochimie, Sorbonne Université, Museum National d'Histoire Naturelle, Paris, France

  • Marino Marsi

    • Laboratoire de Physique des Solides, Université Paris-Saclay, Orsay, France

  View abstract →

• Crystal growth of emerging chiral materials Ag₃AuSe₂ and (Nb₄Se₁₅I₂)I₂

  ORAL

  March 8, 2023, 9:36 AM – March 8, 2023, 9:48 AM

  Publication: J. Won, S. Kim, M. Gutierrez-Amigo, S. Bettler, B. Lee, J. Son, T. W. Noh, I. Errea, M. G. Vergniory, P. Abbamonte, F. Mahmood, D. P. Shoemaker. Transport and optical properties of the chiral semiconductor Ag3AuSe2. Z. Anorg. Allg. Chem. 648 [15] e202200055 (2022)

  Presenters

  • Daniel P Shoemaker

    • University of Illinois at Urbana-Champaign
    • University of Illinois

  Authors

  • Daniel P Shoemaker

    • University of Illinois at Urbana-Champaign
    • University of Illinois

  View abstract →

• BiAs as a Weyl semimetal

  ORAL

  March 8, 2023, 9:48 AM – March 8, 2023, 10:00 AM

  Presenters

  • Muhammad Zubair

    • University of Delaware

  Authors

  • Muhammad Zubair

    • University of Delaware

  • Shoaib Khalid

    • Princeton Plasma Physics Laboratory
    • Princeton Plasma Physics Laboratory(PPPL), Princeton, NJ, USA

  • Anderson Janotti

    • University of Delaware

  View abstract →

• Double Superconductivity in Topological Nodal-line Semimetal NaAlSi

  ORAL

  March 8, 2023, 10:00 AM – March 8, 2023, 10:12 AM

  Presenters

  • Shinya Uji

    • National Institute for Materials Science

  Authors

  • Shinya Uji

    • National Institute for Materials Science

  • Takako Konoike

    • National Institute for Materials Science

  • Yuya Hattori

    • National Institute for Materials Science

  • Taichi Terashima

    • National Institute for Materials Science

  • Tamio Oguchi

    • Osaka University

  • Takahiro Yamada

    • Tohoku University

  • Daigorou Hirai

    • Nagoya University

  • Toshiya Ikenobe

    • University of Tokyo

  • Zenji Hiroi

    • University of Tokyo

  View abstract →

• ARPES study of f-electron Weyl Semimetal CeCoGe₃

  ORAL

  March 8, 2023, 10:12 AM – March 8, 2023, 10:24 AM

  Presenters

  • Robert Prater

    • University of California, Davis

  Authors

  • Robert Prater

    • University of California, Davis

  • Matthew C Staab

    • University of California, Davis

  • Sudheer Anand Sreedhar

    • University of California, Davis

  • Vsevolod Ivanov

    • Lawrence Berkeley National Lab
    • Molecular Foundry, Lawrence Berkeley National Laboratory, Berkeley, CA 94720, USA
    • Lawrence Berkeley National Laboratory

  • Zihao Shen

    • University of California, Davis

  • Valentin Taufour

    • UC Davis
    • University of California, Davis

  • Sergey Y Savrasov

    • University of California, Davis

  • Inna M Vishik

    • University of California, Davis

  View abstract →

• An Investigation of Magnetic Alloys of PtTe₂ and PdTe₂ using Angle Resolved Photoemission Spectroscopy (ARPES)

  ORAL

  March 8, 2023, 10:24 AM – March 8, 2023, 10:36 AM

  Publication: [1] Yan, M., et al. Lorentz-violating type-II Dirac fermions in transition metal dichalcogenide PtTe2 . Nat Comm 8, 257 (2017). https://doi.org/10.1038/s41467-017-00280-6
  [2] Noh, H.-J., et al. (2017). Experimental Realization of Type-II Dirac Fermions in a PdTe2 Superconductor. Phys. Rev. Lett., 119, 016401. doi:10.1103/PhysRevLett.119.016401

  Presenters

  • Derek C Bergner

    • California State University, Long Beach

  Authors

  • Derek C Bergner

    • California State University, Long Beach

  • Ivan Pelayo

    • California State University, Long Beach
    • Physics and Astronomy, California State University Long Beach

  • Warren L Huey

    • The Ohio State University
    • Department of Chemistry and Biochemistry, Ohio State University
    • Department of Chemistry University of Ohio
    • The Ohio State Univ.
    • Ohio State University

  • Archibald . Williams

    • The Ohio State University
    • Department of Chemistry and Biochemistry, Ohio State University
    • Department of Chemistry University of Ohio
    • The Ohio State Univ.
    • Ohio State University

  • Ziling Deng

    • The Ohio State University
    • University of Ohio

  • Luca Moreschini

    • Lawrence Berkeley National Laboratory

  • Jonathan D Denlinger

    • Lawrence Berkeley National Laboratory
    • Lawrence Berkeley National Laboratory, Berkeley, California

  • Alessandra Lanzara

    • University of California, Berkeley

  • Wolfgang E Windl

    • Ohio State Univ - Columbus

  • Joshua E Goldberger

    • The Ohio State University
    • Department of Chemistry, University of Ohio

  • Claudia Ojeda-Aristizabal

    • California State University, Long Beach

  View abstract →

• Coexistence of massless and massive Dirac fermion in surface doped black phosphorus near insulator-semimetal phase transition

  ORAL

  March 8, 2023, 10:36 AM – March 8, 2023, 10:48 AM

  Publication: Planned paper: Coexistence of massless and massive Dirac fermion in semi-Dirac systems near topological phase transition

  Presenters

  • Wei Jie Chan

    • Singapore University of Technology and Design

  Authors

  • Wei Jie Chan

    • Singapore University of Technology and Design

  • Yee Sin Ang

    • Singapore University of Technology and Design

  • Lay Kee R Ang

    • Singapore University of Technology and Design

  View abstract →