Fe-Based Superconductors: New Tuning Knobs II

Presentations

• Does FeSe crackle? Direct observation of lattice avalanches in the nematic phase of an Fe-based superconductor using X-ray photon correlation spectroscopy

  Oral-In-person

  March 18, 2026, 8:00 AM – March 18, 2026, 8:12 AM

  Presenters

  • Rajan Plumley

    • Carnegie Mellon University

  Authors

  • Rajan Plumley

    • Carnegie Mellon University

  • Zach Porter

    • SLAC - National Accelerator Laboratory

  • Aidan Israelski

    • SLAC National Accelerator Laboratory

  • Anish Parulekar

    • University of Colorado, Boulder

  • Xiaoqian Chen

    • Brookhaven National Laboratory (BNL)

  • Ian Fisher

    • Stanford University

  • Mike Dunne

    • Stanford University

  • Joshua Turner

    • SLAC National Accelerator Laboratory

  View abstract →

• Symmetry-required Orbital Selectivity in Monolayer FeSe

  Oral-In-person

  March 18, 2026, 8:12 AM – March 18, 2026, 8:24 AM

  Publication: arXiv:2509.06180

  Presenters

  • Mercè Roig

    • University of Wisconsin - Milwaukee

  Authors

  • Mercè Roig

    • University of Wisconsin - Milwaukee

  • Qiang Zou

    • West Virginia University

  • Basu Oli

    • West Virginia University

  • TATSUYA SHISHIDOU

    • University of Wisconsin - Milwaukee

  • Yue YU

    • University of Wisconsin - Milwaukee

  • Huimin Zhang

    • West Virginia University

  • Daniel Agterberg

    • University of Wisconsin - Milwaukee

  • Lian Li

    • West Virginia University

  • Michael Weinert

    • University of Wisconsin - Milwaukee

  View abstract →

• The pair-density modulation in FeTe_0.55Se_0.45 thin flakes: A Landau theory perspective

  Oral-In-person

  March 18, 2026, 8:24 AM – March 18, 2026, 8:36 AM

  Presenters

  • Po-Jui Chen

    • RUTGERS THE STATE UNIVERSITY OF NEW JERSEY - NEW BRUNSWICK

  Authors

  • Po-Jui Chen

    • RUTGERS THE STATE UNIVERSITY OF NEW JERSEY - NEW BRUNSWICK

  • Piers Coleman

    • Rutgers University

  View abstract →

• Tuning Physics and Chemistry in the ThCr2Si2 Structure - Iron and Beyond

  Invited-In-person · Invited

  March 18, 2026, 8:36 AM – March 18, 2026, 9:12 AM

  Publication: Y. Nakajima et al., "Quantum critical scale invariance in a transition metal alloy", Nature Comm. Phys. 3, 181 (2020)
  C. Eckberg et al., "Sixfold enhancement of superconductivity in a tunable electronic nematic system", Nature Physics 16, 346 (2020)
  Z. Liu et al., "Flat band induced quantum criticality in a nonsuperconducting iron pnictide," Phys. Rev. B 109, 075103 (2024)
  P. Saraf et al., "Tuning incommensurate charge order in Ba1−xSrxAl4 and Ba1−yEuyAl4", Phys. Rev. B 112, 035151 (2025)

  Presenters

  • Johnpierre Paglione

    • University of Maryland College Park

  Authors

  • Johnpierre Paglione

    • University of Maryland College Park

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• Stoichiometric FeTe is a Superconductor

  Invited-In-person · Invited

  March 18, 2026, 9:12 AM – March 18, 2026, 9:48 AM

  Presenters

  • Cui-Zu Chang

    • Pennsylvania State University

  Authors

  • Cui-Zu Chang

    • Pennsylvania State University

  View abstract →

• Roles of Spin Fluctuations and Nematic Fluctuations for Superconductivity in FeSe(S,Te) Superconductors

  Oral-In-person

  March 18, 2026, 9:48 AM – March 18, 2026, 10:00 AM

  Presenters

  • Qing-Ping Ding

    • Ames National Laboratory

  Authors

  • Qing-Ping Ding

    • Ames National Laboratory

  • Khusboo Rana

    • Ames National Laboratory

  • Juan Schmidt

    • Ames National Laboratory

  • Xiaoyi Su

    • Ames National Laboratory

  • Sergey Bud'ko

    • Iowa State University

  • Paul Canfield

    • Iowa State University

  • Yuji Furukawa

    • Iowa State University

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• Competing orders in microstructured underdoped BaFe2(As1-xPx)2: interplay of antiferromagnetism, nematicity and supercunductivity

  Oral-In-person

  March 18, 2026, 10:00 AM – March 18, 2026, 10:12 AM

  Presenters

  • Augusto Ghiotto

    • UC Berkeley

  Authors

  • Augusto Ghiotto

    • UC Berkeley

  • James Analytis

    • University of California, Berkeley

  • Kohtaro Yamakawa

    • University of California, Berkeley

  • Josue Rodriguez

    • University of California Berkeley

  View abstract →

• Phase-Sensitive Determination of the Superconducting-Gap Structure in Tetragonal FeSe_1-xS_x

  Oral-In-person

  March 18, 2026, 10:12 AM – March 18, 2026, 10:24 AM

  Presenters

  • Tetsuo Hanaguri

    • RIKEN

  Authors

  • Tetsuo Hanaguri

    • RIKEN

  • Atsuhiro Matsuno

  • Shigeru Kasahara

    • Okayama Univ

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• Quasiparticle excitations in the ultra-nodal pairing state of tetragonal FeSe_1-xS

  Oral-In-person

  March 18, 2026, 10:24 AM – March 18, 2026, 10:36 AM

  Presenters

  • Shigeru Kasahara

    • Okayama Univ

  Authors

  • Shigeru Kasahara

    • Okayama Univ

  • Yuya Kitanishi

  • Yuya Hirose

  • Atsuhiro Matsuno

  • Takumi Kihara

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• Gap symmetry, modulation, and nematicity in exfoliated iron superconductors

  Oral-In-person

  March 18, 2026, 10:36 AM – March 18, 2026, 10:48 AM

  Publication: arXiv:2506.19903

  Presenters

  • Michal Papaj

    • University of Houston

  Authors

  • Michal Papaj

    • University of Houston

  View abstract →