Fe-based Superconductors: Nematicity in 122 Systems

Presentations

• Probing nematicity and magnetism with combined tunable strain and x-ray scattering/fluorescence techniques

  ORAL · Invited

  March 17, 2022, 8:00 AM – March 17, 2022, 8:36 AM

  Publication: J.J. Sanchez et al. "The transport–structural correspondence across the nematic phase transition probed by elasto X-ray diffraction". Nature Materials 20, 1519-1524 (2021)
  J.J. Sanchez et al. "Strongly anisotropic antiferromagnetic coupling in EuFe2As2 revealed by stress detwinning". Physical Review B 104, 10 (2021)
  J.J. Sanchez et al. "Strain-switchable field-induced superconductivity". In preparation (2022)
  J.J. Sanchez and C. Occhialini et al. "Spontaneous orbital anisotropy in the nematic phase of FeSe probed by elasto X-ray linear dichroism". In preparation (2022)

  Presenters

  • Joshua J Sanchez

    • Massachusetts Institute of Technology
    • University of Washington
    • University of Washington / MIT

  Authors

  • Joshua J Sanchez

    • Massachusetts Institute of Technology
    • University of Washington
    • University of Washington / MIT

  • Connor A Occhialini

    • Massachusetts Institute of Technology
    • Massachusetts Institute of Technology MIT
    • Massachusetts Institute of Technology MI

  • Philip J Ryan

    • Argonne National Laboratory

  • Jong Woo Kim

    • Argonne National Laboratory
    • Advanced Photon Source, Argonne National Laboratory

  • Gilberto F Fabbris

    • Argonne National Laboratory

  • Yongseong Choi

    • Argonne National Laboratory
    • Argonne National Lab

  • Jian Liu

    • University of Tennessee

  • Shashi K Pandey

    • University of Tennessee

  • Paul T Malinowski

    • University of Washington

  • Yue Shi

    • University of Washington

  • Jiun-Haw Chu

    • University of Washington

  • Igor Mazin

    • George Mason University
    • Department of Physics and Astronomy and Quantum Science and Engineering Center, George Mason University, Fairfax, Virginia 22030, USA
    • Quantum Science and Engineering Center, Department of Physics and Astronomy - George Mason University

  • Riccardo Comin

    • Massachusetts Institute of Technology MI
    • Massachusetts Institute of Technology
    • Massachusetts Institute of Technology MIT

  View abstract →

• Nematicity and charge density wave in BaNi₂As₂

  ORAL

  March 17, 2022, 8:36 AM – March 17, 2022, 8:48 AM

  Presenters

  • Yucheng Guo

    • Rice University

  Authors

  • Yucheng Guo

    • Rice University

  • Mason Klemm

    • Rice University

  • Ji Seop Oh

    • Rice University, University of California Berkeley
    • University of California Berkeley

  • David J Singh

    • University of Missouri

  • Yaofeng Xie

    • Rice University

  • Robert G Moore

    • Oak Ridge National Lab

  • Sergey Gorovikov

    • Canadian Light Source

  • Tor Pedersen

    • Canadian Light Source

  • Matteo Michiardi

    • University of British Columbia

  • Jonathan D Denlinger

    • Lawrence Berkeley National Laboratory
    • Lawrence Berkeley National Lab

  • Makoto Hashimoto

    • SLAC National Accelerator Laboratory
    • SLAC - Natl Accelerator Lab
    • SLAC National Accelerator Lab

  • Donghui Lu

    • SLAC - Natl Accelerator Lab
    • SLAC National Accelerator Laboratory
    • SLAC National Accelerator Lab

  • Sung-Kwan Mo

    • Lawrence Berkeley National Laboratory

  • Robert J Birgeneau

    • University of California, Berkeley

  • Pengcheng Dai

    • Rice Univ
    • Rice University

  • Ming Yi

    • Rice University
    • Rice Univ

  View abstract →

• Tuning the superconducting dome of Ba(Fe_1-xCo_x)₂As₂ with symmetric and antisymmetric strain

  ORAL

  March 17, 2022, 8:48 AM – March 17, 2022, 9:00 AM

  Presenters

  • Paul T Malinowski

    • University of Washington

  Authors

  • Paul T Malinowski

    • University of Washington

  • Qianni Jiang

    • University of Washington

  • Zhaoyu Liu

    • University of Washington

  • Jiun-Haw Chu

    • University of Washington

  View abstract →

• Elastocaloric measurements of BaFe₂(As_1-xP_x)₂

  ORAL

  March 17, 2022, 9:00 AM – March 17, 2022, 9:12 AM

  Presenters

  • Elliott W Rosenberg

    • University of Washington

  Authors

  • Elliott W Rosenberg

    • University of Washington

  • Zhaoyu Liu

    • University of Washington

  • Qianni Jiang

    • University of Washington

  • Jiun-Haw Chu

    • University of Washington

  View abstract →

• Emerging giant symmetric strain response in strongly hole-doped iron-based superconductors

  ORAL

  March 17, 2022, 9:12 AM – March 17, 2022, 9:24 AM

  Publication: [1] P. Wiecki, A.-A. Haghighirad, F. Weber, M. Merz, R. Heid, A. E. Böhmer, Dominant in-plane symmetric elastoresistance in CsFe2As2. Phys. Rev. Lett. 125, 187001 (2020)
  [2] P. Wiecki, M. Frachet, A.-A. Haghighirad , T. Wolf, C. Meingast, R. Heid and A. E. Böhmer, Emerging symmetric strain response and weakening nematic fluctuations in strongly hole-doped iron-based superconductors, Nature Communications 12, 4824 (2021).

  Presenters

  • Anna Böhmer

    • Institute EPIV, Ruhr-University Bochum and IQMT, Karlsruhe Institute of Technology, Germany

  Authors

  • Anna Böhmer

    • Institute EPIV, Ruhr-University Bochum and IQMT, Karlsruhe Institute of Technology, Germany

  • Paul Wiecki

    • IQMT, Karlsruhe Institute of Technology

  • mehdi frachet

    • IQMT, Karlsruhe Institute of Technology

  • Thomas Wolf

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology
    • KIT, Karlsruhe, Germany

  • Amir A Haghighirad

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology

  • Christoph Meingast

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology

  • Frank Weber

    • IQMT, Karlsruhe Institute of Technology
    • KIT, Karlsruhe, Germany.

  • Michael Merz

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology

  • Rolf Heid

    • IQMT, Karlsruhe Institute of Technology

  View abstract →

• Field-induced suppression of the C2-reentrant phase in Ba_1-xK_xFe₂As₂

  ORAL

  March 17, 2022, 9:24 AM – March 17, 2022, 9:36 AM

  Presenters

  • Kristin Willa

    • Karlsruhe Institute of Technology

  Authors

  • Kristin Willa

    • Karlsruhe Institute of Technology

  • Roland Willa

    • Karlsruhe Institute of Technology

  • Frederic Hardy

    • Karlsruhe Institute of Technology

  • Liran Wang

    • Karlsruhe Institute of Technology

  • Thomas Wolf

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology
    • KIT, Karlsruhe, Germany

  • Peter Schweiss

    • Karlsruhe Institute of Technology

  • Christoph Meingast

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology

  View abstract →

• Nematic correlation length in hole-doped and isovalent-dopedsuperconductors

  ORAL

  March 17, 2022, 9:36 AM – March 17, 2022, 9:48 AM

  Publication: Shan Wu, et. al. Phys. Rev. Lett. 126, 107001 (2021).

  Presenters

  • Shan Wu

    • Lawrence Berkeley National Laboratory

  Authors

  • Shan Wu

    • Lawrence Berkeley National Laboratory

  • Yu Song

    • Zhejiang University

  • Yu He

    • Yale university
    • Yale University
    • yale university

  • Ming Yi

    • Rice University
    • Rice Univ

  • Frano Alex

    • University of California, San Diego

  • Xiang Chen

    • University of California at Berkeley
    • University of California, Berkeley
    • UC Berkeley

  • Hiroshi Uchiyama

    • Japan Synchrotron Radiation Research Institute, Spring-8

  • Ahmet Alatas

    • Argonne National Laboratory

  • Ayman H Said

    • Advanced Photon Source, Argonne National Laboratory

  • Liran Wang

    • Karlsruhe Institute of Technology

  • Thomas Wolf

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology
    • KIT, Karlsruhe, Germany

  • Christoph Meingast

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology

  • Nikola Maksimovic

    • University of California, Berkeley

  • James G Analytis

    • University of California, Berkeley
    • University of California Berkeley

  • Alfred Q Baron

    • RIKEN SPring-8 Center

  • Daisuke Ishikawa

    • RIKEN SPring-8 Center

  • Robert J Birgeneau

    • University of California, Berkeley

  View abstract →

• Phonon softening and possible nematicity in BaNi₂(As_1-xP_x)₂

  ORAL

  March 17, 2022, 9:48 AM – March 17, 2022, 10:00 AM

  Presenters

  • Christoph Meingast

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology

  Authors

  • Christoph Meingast

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology

  • Liran Wang

    • Karlsruhe Institute of Technology

  • Anmol Shukla

    • Karlsruhe Institute of Technology

  • Kristin Willa

    • Karlsruhe Institute of Technology

  • Frederic Hardy

    • Karlsruhe Institute of Technology

  • Tom Lacmann

    • Karlsruhe Institute of Technology

  • Michael Merz

    • Karlsruhe Institute of Technology
    • IQMT, Karlsruhe Institute of Technology

  • Amir Haghighirad

    • Karlsruhe Institute of Technology

  • Thomas Wolf

    • Karlsruhe Institute of Technology

  View abstract →

• Quantum critical fluctuations in an Fe-based superconductor

  ORAL

  March 17, 2022, 10:00 AM – March 17, 2022, 10:12 AM

  Presenters

  • Leander Peis

    • Walther-Meissner-Institut

  Authors

  • Leander Peis

    • Walther-Meissner-Institut

  • Daniel Jost

    • Stanford University
    • SLAC - Natl Accelerator Lab

  • Rudolf U Hackl

    • Walther Meissner Inst
    • Walther-Meissner-Institut

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• Contrasting the signatures of nematic order in 122 iron pnictides and 11 iron chalcogenides: a group theoretical analysis

  ORAL

  March 17, 2022, 10:12 AM – March 17, 2022, 10:24 AM

  Presenters

  • Fan Yang

    • University of Minnesota

  Authors

  • Fan Yang

    • University of Minnesota

  • Morten Holm Christensen

    • University of Minnesota
    • University of Copenhagen
    • Niels Bohr Institute

  • Rafael M Fernandes

    • University of Minnesota

  • Turan Birol

    • University of Minnesota

  View abstract →

• Using Nuclear Quadrupolar Resonance, Combined with First Principles Calculations, to Investigate Spin Fluctuation Dynamics in Iron Pnictides

  ORAL

  March 17, 2022, 10:24 AM – March 17, 2022, 10:36 AM

  Presenters

  • Jaafar N Ansari

    • George Mason University

  Authors

  • Jaafar N Ansari

    • George Mason University

  • Igor Mazin

    • George Mason University
    • Department of Physics and Astronomy and Quantum Science and Engineering Center, George Mason University, Fairfax, Virginia 22030, USA
    • Quantum Science and Engineering Center, Department of Physics and Astronomy - George Mason University

  • Karen L Sauer

    • George Mason University

  View abstract →