Dirac and Weyl Semimetal: Magnetism and Optics

Presentations

• Nonlinear optical detection of dual ferromagnetism and antiferromagnetism in a magnetic Weyl semimetal Co₃Sn₂S₂

  ORAL · Invited

  March 6, 2023, 2:30 PM – March 6, 2023, 3:06 PM

  Presenters

  • Youngjun Ahn

    University of Michigan

  Authors

  • Youngjun Ahn

    University of Michigan

  • Xiaoyu Guo

    University of Michigan

  • Rui Xue

    University of Tennessee

  • Kejian Qu

    University of Tennessee, UIUC

  • Kai Sun

    University of Michigan

  • David G Mandrus

    University of Tennessee, Oak Ridge National Laboratory

  • Liuyan Zhao

    University of Michigan

  View abstract →

• Giant surface second harmonic generation from layered topological type-II Dirac semimetal PdTe₂

  ORAL

  March 6, 2023, 3:06 PM – March 6, 2023, 3:18 PM

  Presenters

  • Syed Mohammed Faizanuddin

    Inst of Physics Academia Sinica

  Authors

  • Syed Mohammed Faizanuddin

    Inst of Physics Academia Sinica

  • Ching-Hang Chien

    Institute of Lighting and Energy Photonics, College of Photonics, National Yang Ming Chiao Tung University, Taipei City, Taiwan

  • Yao-Jui Chan

    Inst of Physics Academia Sinica, Taipei City, Taiwan

  • Si-Tong Liu

    Inst of Physics Academia Sinica, Inst of Physics Academia Sinica, Taipei City, Taiwan

  • Chia-Nung Kuo

    National Cheng Kung University, Department of Physics, National Cheng Kung University, Tainan, Taiwan, Department of Physics, National Cheng Kung University

  • Chin Shuan Lue

    National Cheng Kung University, Department of Physics, National Cheng Kung University, Tainan, Taiwan

  • Yu-Chieh Wen

    Inst of Physics Academia Sinica, Academia Sinica, Inst of Physics Academia Sinica, Taipei City, Taiwan

  View abstract →

• Magneto-scanning near-field optical microscopy in Dirac materials

  ORAL

  March 6, 2023, 3:18 PM – March 6, 2023, 3:30 PM

  Presenters

  • Makoto Tsuneto

    Stony Brook University

  Authors

  • Makoto Tsuneto

    Stony Brook University

  • Michael Dapolito

    Columbia University

  • Zengyi Du

    Brookhaven National Lab., Stony Brook University

  • Lukas Wehmeier

    Brookhaven National Laboratory

  • Zijian Zhou

    Stony Brook University

  • Wenjun Zheng

    Stony Brook University

  • King Ping Wong

    The Hong Kong Polytechnic University

  • Shu Ping Lau

    Hong Kong Polytech Univ

  • Xinzhong Chen

    Stony Brook University (SUNY)

  • Suheng Xu

    Columbia University

  • Qiang Li

    Stony Brook University (SUNY)

  • Dmitri N Basov

    Columbia University, Department of Physics, Columbia University, New York, NY, USA

  • Mengkun Liu

    Stony Brook University (SUNY)

  View abstract →

• Magneto-optical responses of massive Dirac fermions derived from kagome magnet TbMn₆Sn₆

  ORAL

  March 6, 2023, 3:30 PM – March 6, 2023, 3:42 PM

  Presenters

  • Kentaro Shoriki

    Univ of Tokyo

  Authors

  • Kentaro Shoriki

    Univ of Tokyo

  • Yoshihiro Okamura

    Univ of Tokyo

  • Yusuke Nomura

    Keio University

  • Yukako Fujishiro

    RIKEN

  • Aki Kitaori

    Univ of Tokyo

  • Naoya Kanazawa

    University of Tokyo, Department of Applied Physics, The Univ. of Tokyo, Department of Applied Physics, Universit, The University of Tokyo, Univ of Tokyo

  • Ryotaro Arita

    The University of Tokyo, Univ of Tokyo, Univ of Tokyo, RIKEN CEMS, University of Tokyo, the University of Tokyo

  • Yoshinori Tokura

    Univ of Tokyo, University of Tokyo, RIKEN CEMS, RIKEN Center for Emergent Matter Science (CEMS), RIKEN

  • Youtarou Takahashi

    Univ of Tokyo

  View abstract →

• Scanning tunneling microscopy and spectroscopy studies of stanene on a Kagome antiferromagnet

  ORAL

  March 6, 2023, 3:42 PM – March 6, 2023, 3:54 PM

  Publication: [1] J.-X. Yin, et al, Nature Communications11, 4003 (2020).<br>[2] M. Kang, et al, Nature Materials19, 163 (2020).<br>[3] Z. Lin, et al, Physical Review B 102, 155103 (2020).<br>[4] Y. Xu, Z. Gan, and S.-C. Zhang, Phys. Rev. Lett.112, 226801 (2014).

  Presenters

  • Zengle Huang

    Rutgers University

  Authors

  • Zengle Huang

    Rutgers University

  • Zhiming Xu

    Tsinghua University

  • Jiaqiang Yan

    Oak Ridge National Laboratory, Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA

  • Brian C Sales

    OAK RIDGE NATIONAL LABORATORY

  • Yong Xu

    Tsinghua University

  • Weida Wu

    Rutgers University

  View abstract →

• Correlating local chemistry with electronic structure in magnetic Weyl semimetal Co₃Sn₂S₂

  ORAL

  March 6, 2023, 3:54 PM – March 6, 2023, 4:06 PM

  Publication: "Electronic structure and topology across Tc in the magnetic Weyl semimetal Co3Sn2S2" Antonio Rossi et al. PRB 104, 105115 (Oct 2021)

  Presenters

  • Sudheer Anand Sreedhar

    University of California, Davis

  Authors

  • Sudheer Anand Sreedhar

    University of California, Davis

  • Robert Prater

    University of California, Davis

  • Vsevolod Ivanov

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

  • Antonio Rossi

    Lawrence Berkeley National Laboratory

  • Zihao Shen

    University of California, Davis

  • Matthew C Staab

    University of California, Davis

  • Ittai Sidilkover

    Tel Aviv University

  • Makoto Hashimoto

    SLAC - Natl Accelerator Lab

  • Donghui Lu

    SLAC - Natl Accelerator Lab

  • Giuseppina Conti

    Lawrence Berkeley National Lab

  • Slavomir Nemsak

    Advanced Light Source, Lawrence Berkeley National Lab

  • Hadas Soifer

    Tel Aviv University

  • Sergey Y Savrasov

    University of California, Davis

  • Valentin Taufour

    Department of Physics, University of California, Davis, University of California, Davis

  • Inna M Vishik

    University of California, Davis

  View abstract →

• Current shunting effects in Cd₃As₂: a closer look at the topological-ferromagnet interface

  ORAL

  March 6, 2023, 4:06 PM – March 6, 2023, 4:18 PM

  Presenters

  • Nicholas A Blumenschein

    Laboratory for Physical Sciences

  Authors

  • Nicholas A Blumenschein

    Laboratory for Physical Sciences

  • Gregory Stephen

    University of Maryland, Laboratory for Physical Sciences

  • Karen E Grutter

    Laboratory for Physical Sciences, College Park, MD 20740, USA, Laboratory for Physical Sciences

  • Erick C Sadler

    Laboratory for Physical Sciences

  • Jennifer E DeMell

    Laboratory for Physical Sciences

  • Binghao Guo

    University of California, Santa Barbara

  • Susanne Stemmer

    University of California, Santa Barbara

  • Aubrey T Hanbicki

    Laboratory for Physical Sciences

  • Adam L Friedman

    Laboratory for Physical Sciences

  View abstract →

• Anomalous Hall effect in an antiferromagnetic Weyl semimetal

  ORAL

  March 6, 2023, 4:18 PM – March 6, 2023, 4:30 PM

  Publication: Gao, Y., et al. In preparation

  Presenters

  • Yuxiang Gao

    Rice University

  Authors

  • Yuxiang Gao

    Rice University

  • Shiming Lei

    Rice University, Rice university

  • Yichen Zhang

    Rice University

  • Ming Yi

    Rice University

  • Emilia Morosan

    Rice University, Rice Univ

  View abstract →

• Coupling of magnetism and Dirac fermions in YbMnX2 (X= Bi, Sb)

  ORAL

  March 6, 2023, 4:30 PM – March 6, 2023, 4:42 PM

  Publication: A. Sapkota et. al., Phys. Rev. B 101, 041111(R) (2020)

  Presenters

  • Xiao Hu

    Brookhaven National Laboratory

  Authors

  • Xiao Hu

    Brookhaven National Laboratory

  • Aashish Sapkota

    Ames National Laboratory, Ames National Laboratory/Iowa State University

  • Zhixiang Hu

    Brookhaven National Laboratory, Stony Brook University (SUNY)

  • Andrei T Savici

    Oak Ridge National Lab

  • Alexander I Kolesnikov

    Oak Ridge National Lab

  • John M Tranquada

    Brookhaven National Laboratory

  • Cedomir Petrovic

    Brookhaven National Laboratory

  • Igor A Zaliznyak

    BROOKHAVEN NATIONAL LABORATORY, Brookhaven National Laboratory

  View abstract →

• Direct observation of magnetic domains in rare-earth Weyl semimetal CeAlSi

  ORAL

  March 6, 2023, 4:42 PM – March 6, 2023, 4:54 PM

  Presenters

  • Bochao Xu

    University of Connecticut

  Authors

  • Bochao Xu

    University of Connecticut

  • Jacob Franklin

    University of Connecticut

  • Hung-Yu Y Yang

    Department of Physics, Boston College, Chestnut Hill, Massachusetts 02467, USA, University of California, Los Angeles, Boston College

  • Fazel Tafti

    Boston College, Department of Physics, Boston College, Chestnut Hill, Massachusetts 02467, USA, Department of Physics, Boston College, Chestnut Hill, Massachusetts, 02467, USA

  • Ilya Sochnikov

    University of Connecticut

  View abstract →

• Fragile flat-band surface state in ternary transition metal chalcogenides NbIrTe₄

  ORAL

  March 6, 2023, 4:54 PM – March 6, 2023, 5:06 PM

  Presenters

  • Jiabin Yu

    University of British Columbia

  Authors

  • Jiabin Yu

    University of British Columbia

  • Jiabin Yu

    University of British Columbia

  • Giang Nguyen

    University of British Columbia

  • Vanessa King

    University of British Columbia

  • Mohamed Oudah

    University of British Columbia

  • Hsiang-Hsi Kung

    University of British Columbia

  • Meigan C Aronson

    University of British Columbia

  • Andrea Damascelli

    University of British Columbia, Department of Physics and Astronomy, University of British Columbia

  • Lukas Muechler

    Penn State University

  • Sarah Burke

    University of British Columbia, The University of British Columbia

  View abstract →

• Spin chirality induced large topological Hall effect in magnetic Weyl semimetallic Eu₂Ir₂O₇ (111) epitaxial thin film

  ORAL

  March 6, 2023, 5:06 PM – March 6, 2023, 5:18 PM

  Publication: 1). M. Ghosh, S. G. Bhat, A. Pal, and P. S. A. Kumar, J. Phys: Condens. Matter 34, 165701 (2022).<br>2). M. Ghosh, D. Samal, and P. S. A. Kumar, Phys. Rev. B. 106, 085139 (2022) .

  Presenters

  • MITHUN GHOSH

    IISc

  Authors

  • MITHUN GHOSH

    IISc

  View abstract →

• Thermal chiral (gravitational) anomaly in antiferromagnetic topological Weyl semimetal NdAlSi

  ORAL

  March 6, 2023, 5:18 PM – March 6, 2023, 5:30 PM

  Presenters

  • Pardeep T Kumar

    Institute of Physics, Polish Academy of

  Authors

  • Pardeep T Kumar

    Institute of Physics, Polish Academy of

  • Mujeeb Ahmad

    International Research Centre MagTop, Institute of Physics, Polish Academy of Sciences, Aleja Lotników 32/46, PL-02668 Warsaw, Poland, International Research Centre MagTop, Institute of Physics, Polish Academy of Sciences, Aleja Lotnikow 32/46, 02668 Warsaw, Poland

  • Md Shahin Alam

    International Research Centre MagTop, Institute of Physics, Polish Academy of Sciences, Aleja Lotnikow 32/46, 02668 Warsaw, Poland

  • Xiaohan Yao

    Boston College, Department of Physics, Boston College, Chestnut Hill, Massachusetts, 02467, USA

  • Fazel Tafti

    Boston College, Department of Physics, Boston College, Chestnut Hill, Massachusetts 02467, USA, Department of Physics, Boston College, Chestnut Hill, Massachusetts, 02467, USA

  • Marcin Matusiak

    International Research Centre MagTop, Institute of Physics, Polish Academy of Sciences, Aleja Lotników 32/46, PL-02668 Warsaw, Poland, International Research Centre MagTop, Institute of Physics, Polish Academy of Sciences, Aleja Lotnikow 32/46, 02668 Warsaw, Poland

  View abstract →