Exploring Topological Materials: Experimental Findings

Presentations

• Engineering Layered Topological Semimetals: Novel States and Phase Transitions

  ORAL · Invited

  March 19, 2025, 8:00 AM – March 19, 2025, 8:36 AM

  Publication: Nano Letters, 21, 4887 (2021); Advanced Materials, 2410655 (2024)

  Presenters

  • Jin Hu

    • University of Arkansas

  Authors

  • Jin Hu

    • University of Arkansas

  View abstract →

• Quantum oscillations and anisotropic magnetoresistance in a quasi-two-dimensional Dirac nodal line superconductor

  ORAL

  March 19, 2025, 8:36 AM – March 19, 2025, 8:48 AM

  Publication: Y., Gao, K., Allan, E. Morosan. In preparation (2024)

  Presenters

  • Yuxiang Gao

    • Rice University

  Authors

  • Yuxiang Gao

    • Rice University

  • Kevin Allan

    • Rice university

  • Emilia Morosan

    • Rice University

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• Nonsymmorphic symmetry engineering of correlated Dirac points

  ORAL

  March 19, 2025, 8:48 AM – March 19, 2025, 9:00 AM

  Presenters

  • Jeongkeun Song

    • Oak Ridge National Lab.
    • Oak Ridge National Laboratory

  Authors

  • Jeongkeun Song

    • Oak Ridge National Lab.
    • Oak Ridge National Laboratory

  • Ho Nyung Lee

    • Oak Ridge National Laboratory

  • Yunkyu Park

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

  • Shan Lin

    • Oak Ridge National Laboratory

  • Seoung-Hun Kang

    • Kyung Hee University
    • KyungHee University
    • Oak Ridge National Lab
    • Department of Physics, KyungHee University

  • Satoshi Okamoto

    • Oak Ridge National Laboratory

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• Direct observation of anisotropic Coloumb interaction in a topological nodal line semimetal

  ORAL

  March 19, 2025, 9:00 AM – March 19, 2025, 9:12 AM

  Presenters

  • Junseo Jung

    • Seoul Natl Univ

  Authors

  • Junseo Jung

    • Seoul Natl Univ

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• Direct Visualization of a Disorder Driven Smectic Electronic Phase in Dirac Nodal Line Semimetal GdSbTe

  ORAL

  March 19, 2025, 9:12 AM – March 19, 2025, 9:24 AM

  Publication: https://arxiv.org/abs/2402.18893

  Presenters

  • Tien-Ming Chuang

    • Institute of Physics, Academia Sinica, Taipei 11529, Taiwan
    • Academia Sinica

  Authors

  • Tien-Ming Chuang

    • Institute of Physics, Academia Sinica, Taipei 11529, Taiwan
    • Academia Sinica

  • Balaji Venkatesan

    • Institute of Physics, Academia Sinica, Taipei 11529, Taiwan

  • Syu-You Guan

    • Institute of Physics, Academia Sinica, Taipei 11529, Taiwan
    • Academia Sinica

  • Jen-Te Chang

    • California Institute of Technology
    • Caltech

  • Shiang-Bin Chiu

    • Department of Physics, University of Washington

  • Po-Yuan Yang

    • Department of Physics, National Cheng-Kung University, Tainan 701, Taiwan

  • Chih-Chuan Su

    • Institute of Physics, Academia Sinica, Taipei 11529, Taiwan

  • Tay-Rong Chang

    • National Cheng Kung University
    • National Cheng Kung University, R.O.C.

  • Kalaivanan Raju

    • Academia Sinica
    • Institute of Physics, Academia Sinica, Taipei 11529, Taiwan

  • Raman Sankar

    • Academia Sinica
    • Institute of Physics, Academia Sinica, Taipei 11529, Taiwan

  • Somboon Fongchaiya

    • Center for Condensed Matter Sciences, National Taiwan University, Taipei 10617, Taiwan

  • Ming-Wen Chu

    • Center for Condensed Matter Sciences, National Taiwan University, Taipei 10617, Taiwan

  • Chia-Seng Chang

    • Inst of Physics Academia Sinica

  • Guoqing Chang

    • Nanyang Technological University

  • Hsin Lin

    • Academia Sinica

  • Adrian Del Maestro

    • University of Tennessee
    • University of Tennessee-Knoxville

  • Ying-Jer Kao

    • National Taiwan University

  View abstract →

• Synthesis of a semimetallic Weyl ferromagnet, (Cr,Bi)₂Te₃

  ORAL

  March 19, 2025, 9:24 AM – March 19, 2025, 9:36 AM

  Publication: I. Belopolski et al. Nature, in press.

  Presenters

  • Ilya Belopolski

    • RIKEN

  Authors

  • Ilya Belopolski

    • RIKEN

  • Ryota Watanabe

    • Univ of Tokyo

  • Yuki Sato

    • RIKEN

  • Ryutaro Yoshimi

    • Department of Advanced Materials Science, The University of Tokyo

  • Minoru Kawamura

    • RIKEN Center for Emergent Matter Science (CEMS)

  • Soma Nagahama

    • University of Tokyo

  • Yilin Zhao

    • Nanyang Technological University

  • Sen Shao

    • Nanyang Technological University

  • Yuanjun JIN

    • Nanyang Technological University

  • Yoshihiro Kato

    • University of Tokyo

  • Yoshihiro Okamura

    • Univ of Tokyo
    • The University of Tokyo

  • Xiao-Xiao Zhang

    • RIKEN

  • Yukako Fujishiro

    • RIKEN Center for Emergent Matter Science (CEMS)
    • RIKEN

  • Youtarou Takahashi

    • Univ of Tokyo, RIKEN
    • University of Tokyo
    • The University of Tokyo

  • Max Hirschberger

    • Univ of Tokyo
    • University of Tokyo

  • Atsushi Tsukazaki

    • Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), The University of Tokyo
    • Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), University of Tokyo

  • Kei S Takahashi

    • RIKEN

  • Ching-Kai Chiu

    • RIKEN iTHEMS

  • Guoqing Chang

    • Nanyang Technological University

  • Masashi Kawasaki

    • RIKEN Center for Emergent Matter Science (CEMS), Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), The University of Tokyo
    • RIKEN Center for Emergent Matter Science (CEMS), Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), University of Tokyo

  • Naoto Nagaosa

    • RIKEN Center for Emergent Matter Science (CEMS)

  • Yoshinori Tokura

    • RIKEN Center for Emergent Matter Science (CEMS), Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), The University of Tokyo
    • Univ of Tokyo
    • The University of Tokyo, RIKEN Center for Emergent Matter Science (CEMS), Tokyo college, The University of Tokyo
    • RIKEN Center for Emergent Matter Science (CEMS); Department of Applied Physics and Quantum-Phase Electronics Center (QPEC), Univ. of Tokyo; Tokyo College, Univ. of Tokyo
    • RIKEN Center for Emergent Matter Science (CEMS), Department of Applied Physics, Quantum-Phase Electronics Center (QPEC) and Tokyo College, University of Tokyo

  View abstract →

• Band-Filling Effect on Anomalous Hall Conductivity andThermoelectric Property in Weyl Semimetal Co₃Sn₂S₂

  ORAL

  March 19, 2025, 9:36 AM – March 19, 2025, 9:48 AM

  Publication: 1. Liu, E., et al., Giant anomalous Hall effect in a ferromagnetic Kagomé-lattice semimetal, Nature Physics (2018) 14 (11), 1125
  
  2. Shen, J., et al., Local Disorder-Induced Elevation of Intrinsic Anomalous Hall Conductance in an Electron-Doped Magnetic Weyl Semimetal, Physical Review Letters (2020) 125 (8), 086602
  
  3. Shen, J., et al., 33% Giant Anomalous Hall Current Driven by Both Intrinsic and Extrinsic Contributions in Magnetic Weyl Semimetal Co3Sn2S2, Advanced Functional Materials (2020) 30 (32), 2000830

  Presenters

  • Yu-Hao Chang

    • National Sun Yat-sen University

  Authors

  • Yu-Hao Chang

    • National Sun Yat-sen University

  • Ren Hao Jhang

    • Inst of Physics Academia Sinica

  • Shang-Fan Lee

    • Inst of Physics Academia Sinica
    • Institute of Physics, Academia Sinica

  • Cheng-Maw Cheng

    • NSRRC
    • National Synchrotron Radiation Research Center

  • Jing-Yue Huang

    • National Synchrotron Radiation Research Center

  • Huan-Li Meng

    • National Dong Hwa University

  • Min-Nan Ou

    • Institute of Physics, Academia Sinica

  • Yi Jia Tsai

    • Institute of Physics, Academia Sinica

  • Chin-Shan Lue

    • National Cheng Kung University
    • Department of Physics, National Cheng Kung University

  • Chia-Nung Kuo

    • National Cheng Kung University
    • Department of Physics, National Cheng Kung University

  • Hsin-Ju Chen

    • National Taiwan University

  • Hung-Cheng Wu

    • National Sun Yat-sen University

  • Hung-Duen Yang

    • National Sun Yat-sen University

  View abstract →

• Magnetic structure of CeGaGe

  ORAL

  March 19, 2025, 9:48 AM – March 19, 2025, 10:00 AM

  Presenters

  • Liam J Scanlon

    • University of Kentucky
    • University of Kentucky department of Physics and Astronomy

  Authors

  • Liam J Scanlon

    • University of Kentucky
    • University of Kentucky department of Physics and Astronomy

  • Santosh Bhusal

    • University of Kentucky
    • Uninversity of Kentucky department of Physics and Astronomy

  • Brennan J Arnold

    • University of Kentucky
    • University of Kentucky department of Physics and Astronomy

  • Stuart A Calder

    • Oak Ridge National Laboratory

  • Malcom J Cochran

    • Oak Ridge National Laboratory

  • Sean R Parkin

    • University of Kentucky department of Chemistry

  • William J Gannon

    • University of Kentucky

  View abstract →

• Magnetotransport properties in CeGaGe

  ORAL

  March 19, 2025, 10:00 AM – March 19, 2025, 10:12 AM

  Presenters

  • Santosh Bhusal

    • University of Kentucky
    • Uninversity of Kentucky department of Physics and Astronomy

  Authors

  • William J Gannon

    • University of Kentucky

  • Santosh Bhusal

    • University of Kentucky
    • Uninversity of Kentucky department of Physics and Astronomy

  • Brennan J Arnold

    • University of Kentucky
    • University of Kentucky department of Physics and Astronomy

  • Liam J Scanlon

    • University of Kentucky
    • University of Kentucky department of Physics and Astronomy

  View abstract →

• Magnetotransport and Shubnikov–de Haas oscillations of a type-II nodal-line semimetal candidate Mg₃Bi₂

  ORAL

  March 19, 2025, 10:12 AM – March 19, 2025, 10:24 AM

  Presenters

  • Yosuke Goto

    • AIST

  Authors

  • Yosuke Goto

    • AIST

  • Masayuki Murata

    • AIST

  • Keigo Ono

    • Keio University / AIST
    • Keio University

  • Hidetomo Usui

    • Shimane University

  • Joseph P P Heremans

    • Ohio State University
    • The Ohio State University

  • Taichi Terashima

    • National Institute for Materials Science

  • Chul-Ho Lee

    • AIST

  View abstract →

• Realization of a two-dimensional Weyl semimetal and topological Fermi strings

  ORAL

  March 19, 2025, 10:24 AM – March 19, 2025, 10:36 AM

  Publication: Lu, Q., Reddy, P.V.S., Jeon, H. et al. Realization of a two-dimensional Weyl semimetal and topological Fermi strings. Nat Commun 15, 6001 (2024). https://doi.org/10.1038/s41467-024-50329-6

  Presenters

  • Avinash Sah

    • University of Missouri-Columbia

  Authors

  • Avinash Sah

    • University of Missouri-Columbia

  • Qiangsheng Lu

    • Oak Ridge National Laboratory

  • Guang Bian

    • University of Missouri

  • Rob G Moore

    • Oak Ridge National Laboratory
    • Oak Ridge National Lab

  View abstract →