Fe-based Superconductors -- Quantum Criticality and Quantum Phase Transitions

FOCUS · C14

Presentations

  • Scale-Invariant transport near quantum critical point in high-temperature superconductors.

    Invited

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    Presenters

    • Arkady Shekhter

      Los Alamos National Laboratory, National High Magnetic Field Laboratory, NHMFL/FSU, DC Facility, Nationall High Magnetic Field Laboratory

    Authors

    • Arkady Shekhter

      Los Alamos National Laboratory, National High Magnetic Field Laboratory, NHMFL/FSU, DC Facility, Nationall High Magnetic Field Laboratory

    • Laurel Winter

      Los Alamos National Laboratory, Los Alamos Natl Lab, LANL/NHMFL, NHMFL-PFF, Los Alamos National Laboratory, National High Magnetic Field Laboratory, LANL

    • Xiujun Lian

      National High Magnetic Field Laboratory, DC Facility, Nationall High Magnetic Field Laboratory

    • Kim Modic

      Max-Planck-Institute for Chemical Physics of Solids

    • Jonathan Betts

      Los Alamos National Laboratory, Los Alamos Natl Lab, NHMFL-PFF, Los Alamos National Laboratory, National High Magnetic Field Laboratory

    • Fedor Balakirev

      NHMFL at Los Alamos National Lab, NHMFL-PFF, Los Alamos National Laboratory, National High Magnetic Field Laboratory, LANL, National High Magnetic Field Laboratory

    • Shimpei Ono

      Central Research Institute of Electric Power Industry, Materials Science Research Laboratory, Central Research Institute of Electric Power Industry (CRIEPI)

    • Brad Ramshaw

      Cornell University, Los Alamos National Labs, National High Magnetic Field Laboratory, Department of Physics, Cornell University, Laboratory of Atomic and Solid State Physics, Cornell University, Los Alamos National Laboratory, Laboratory for Atomic and Solid state Physics, Cornell University

    • Gregory Boebinger

      DC Facility, Nationall High Magnetic Field Laboratory

    • Ross McDonald

      Los Alamos National Laboratory, National High Magnetic Field Laboratory, Pulsed Field Facility, Los Alamos National Lab, Los Alamos Natl Lab, LANL/NHMFL, NHMFL-PFF, Los Alamos National Laboratory, National High Magnetic Field Laboratory, LANL

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  • The Hall Efffect at Ultra High Fields in Ba-122

    ORAL

    –

    Presenters

    • Ian Hayes

      Physics, Univ of California - Berkeley, Univ of California - Berkeley, Physics, University of California Berkeley

    Authors

    • Ian Hayes

      Physics, Univ of California - Berkeley, Univ of California - Berkeley, Physics, University of California Berkeley

    • Nikola Maksimovic

      Physics, Univ of California - Berkeley, Physics, University of California Berkeley

    • Mun Chan

      National High Magnetic Field Laboratory, Los Alamos National Laboratory, Los Alamos National Laboratory, National High Magnetic Field Laboratory

    • Brad Ramshaw

      Cornell University, Los Alamos National Labs, National High Magnetic Field Laboratory, Department of Physics, Cornell University, Laboratory of Atomic and Solid State Physics, Cornell University, Los Alamos National Laboratory, Laboratory for Atomic and Solid state Physics, Cornell University

    • Ross McDonald

      Los Alamos National Laboratory, National High Magnetic Field Laboratory, Pulsed Field Facility, Los Alamos National Lab, Los Alamos Natl Lab, LANL/NHMFL, NHMFL-PFF, Los Alamos National Laboratory, National High Magnetic Field Laboratory, LANL

    • James Analytis

      University of California Berkeley, Physics, UC Berkeley, Physics, University of California, Berkeley, Univ of California - Berkeley, University of California, Berkeley, Physics, Univ of California - Berkeley, Physics, University of California Berkeley

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  • Quantum critical nematic fluctuations and spin excitation anisotropy in the iron pnictides

    ORAL

    –

    Presenters

    • Elihu Abrahams

      University of California, Los Angeles

    Authors

    • Elihu Abrahams

      University of California, Los Angeles

    • Chia-Chuan Liu

      Physics and Astronomy, Rice Univ, Rice Universiry, Rice Univ

    • Qimiao Si

      Department of Physics and Astronomy, Rice University, Physics and Astronomy, Rice Univ, Physics and Astronomy, Rice University, Rice Univ, Rice Universiry, Physics, Rice University, Rice University, Department of Physics and Astronomy and Rice Center for Quantum Materials, Rice University, Physics and Astronomy, and Rice Center for Quantum Materials, Rice University, Department of Physics and Astronomy, Rice Univ

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  • Magnetic and nematic quantum bicritical point in Ba(Fe0.97Cr0.03)2(As1-xPx)2

    ORAL

    –

    Presenters

    • Wenliang Zhang

      Institute of Physics, Chinese Academy of Sciences (CAS)

    Authors

    • Wenliang Zhang

      Institute of Physics, Chinese Academy of Sciences (CAS)

    • Huiqian Luo

      Institute of Physics, Chinese Academy of Sciences, Institute of Physics, Chinese Academy of Scienes (CAS), Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Institute of Physics, Chinese Academy of Sciences (CAS)

    • Shiliang Li

      Institute of Physics, Chinese Academy of Sciences, Institute of Physics, Chinese Academy of Scienes (CAS), Chinese Academy of Sciences, Institute of Physics, Chinese Academy of Sciences (CAS)

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  • Lower critical field across the superconducting dome of Ba(Fe<sub>1-x</sub>Co<sub>x</sub>)<sub>2</sub>As<sub>2</sub> measured using optical NV-magnetometer

    ORAL

    –

    Presenters

    • Kamal Joshi

      Ames Lab, Ames Laboratory

    Authors

    • Kamal Joshi

      Ames Lab, Ames Laboratory

    • Naufer Nusran

      Ames Lab, Ames Laboratory

    • Kyuil Cho

      Ames Laboratory and Department of Physics & Astronomy, Iowa State University, Ames Laboratory, Ames Laboratory and Iowa state University

    • Makariy Tanatar

      Iowa State University and Ames Laboratory, Ames Laboratory and Department of Physics & Astronomy, Iowa State University, Ames Laboratory, Ames Laboratory and Iowa state University, Iowa State University

    • Sergey Budko

      Ames Laboratory and Iowa State University, Ames Laboratory, Iowa State University, Dept. of Physics and Astronomy, Ames Laboratory/Iowa State University, Ames Laboratory and Iowa State Univ, Iowa State University, Ames Laboratory

    • Paul Canfield

      Ames Laboratory and Iowa State University, Ames Laboratory, Iowa State University, Department of Physics and Astronomy, Iowa State University, Dept. of Physics and Astronomy, Ames Laboratory/Iowa State University, Iowa state university/Ames Laboratory, Ames Laboratory and Iowa State Univ, Iowa State University and Ames Laboratory, Iowa State University/Ames Laboratory, Iowa State University, Iowa State University / Ames Laboratory, Dept. of Physics, Iowa State Univ, Ames Lab, Ames Laboratory U.S. DOE and Department of Physics and Astronomy, Iowa State University, Iowa State Univ, Ames Laboratory, Department of Physics and Astronomy, Ames Laboratory and Iowa State University

    • Ruslan Prozorov

      Ames Lab, Iowa State University and Ames Laboratory, Ames Laboratory and Department of Physics & Astronomy, Iowa State University, Ames Laboratory, Ames Laboratory and Iowa state University, Ames Laboratory U.S. DOE and Department of Physics and Astronomy, Iowa State University

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  • Observation of Charge Density Waves in Superconducting Ba(Ni<sub>1-x</sub>Co<sub>x</sub>)<sub>2</sub>As<sub>2</sub>

    ORAL

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    Presenters

    • Sangjun Lee

      Physics/MRL, Univ of Illinois - Urbana, Univ of Illinois - Urbana, Department of Physics, University of Illinois

    Authors

    • Sangjun Lee

      Physics/MRL, Univ of Illinois - Urbana, Univ of Illinois - Urbana, Department of Physics, University of Illinois

    • Gilberto De La Pena

      Physics/MRL, Univ of Illinois - Urbana, Univ of Illinois - Urbana, Department of Physics, University of Illinois

    • Xiaolan Sun

      Univ of Illinois - Urbana

    • Chris Eckberg

      CNAM, Department of Physics, University of Maryland, Univ of Maryland-College Park, Department of Physics, University of Maryland

    • Daniel Campbell

      CNAM, Department of Physics, University of Maryland, CNAM, Department of Physics, Univ of Maryland-College Park, Univ of Maryland-College Park

    • Tyler Drye

      Univ of Maryland-College Park

    • Hyunsoo Kim

      CNAM, Department of Physics, University of Maryland, College Park, MD 20742-4111, Univ of Maryland-College Park, Univ of Maryland-College Park

    • Peter Zavalij

      Chemistry and Biochemistry, University of Maryland, Univ of Maryland-College Park

    • Phil Piccoli

      Univ of Maryland-College Park

    • Jeffrey Lynn

      NIST Center for Neutron Research, NIST center for Neutron Research, NIST Center for Neutron Research, National Institute of Standards and Technology, National Institute of Standards and Technology, NIST, NCNR, NIST -Natl Inst of Stds & Tech

    • Johnpierre Paglione

      Center for Nanophysics and Advanced Materials , University of Maryland, CNAM, Department of Physics, University of Maryland, Univ of Maryland-College Park, Department of Physics, University of Maryland, CNAM, Department of Physics, Univ of Maryland-College Park, Univ of Maryland - College Park, College Park, MD 20742-4111, Univ of Maryland-College Park, Center for Nanophysics and Advanced Materials, Department of Physics, University of Maryland, Center for Nanophysics and Advanced Materials, University of Maryland, University of Maryland, College Park, University of Maryland

    • Peter Abbamonte

      University of Illinois, Univ of Illinois - Urbana, Physics/MRL, Univ of Illinois - Urbana, Department of Physics, University of Illinois, Department of Physics and Materials Research Laboratory, University of Illinois

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  • Persistent short-range stripe-type magnetic order in overdoped Ba(Fe<sub>1-x</sub>Cu<sub>x</sub>)<sub>2</sub>As<sub>2</sub> (0.145<=x<=0.553)

    ORAL

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    Presenters

    • Yu Song

      University of California Berkeley, Univ of California - Berkeley

    Authors

    • Weiyi Wang

      Rice Univeristy, Rice University

    • Yu Song

      University of California Berkeley, Univ of California - Berkeley

    • Ding Hu

      Rice University

    • Yu Li

      Physics and Astronomy, Rice University, Rice University

    • Rui Zhang

      Rice University

    • Leland Harriger

      NIST Center for Neutron Research, NCNR, NIST, National Institute of Standards and Technology, NIST Center for Neutron Research, National Institute of Standards and Technology, NIST center for Neutron Scattering

    • Wei Tian

      Oak Ridge National Laboratory, Neutron Sciences Directorate, Oak Ridge National Laboratory, Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge National Lab

    • Huibo Cao

      Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge National Laboratory, Quantum Condensed Matter Division, Oak Ridge National Laboratory, Neutron Sciences Directorate, Oak Ridge National Laboratory, Neutron Scattering Division, Oak Ridge National Lab, Oak Ridge National Lab, Oak Ridge Natl Lab, Quantum Condensed Matter Division , Oak Ridge National Laboratory

    • Pengcheng Dai

      Physics and Astronomy, Rice University, Rice University, Physics, Rice University, Rice Univeristy

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  • Nematic fluctuations in NaFe<sub>1-x</sub>Ni<sub>x</sub>As

    ORAL

    –

    Presenters

    • Yanhong Gu

      Institute of Physics, Chinese Academy of Sciences

    Authors

    • Yanhong Gu

      Institute of Physics, Chinese Academy of Sciences

    • Zhuang Xu

      Beijing Normal University

    • Huiqian Luo

      Institute of Physics, Chinese Academy of Sciences, Institute of Physics, Chinese Academy of Scienes (CAS), Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Institute of Physics, Chinese Academy of Sciences (CAS)

    • Shiliang Li

      Institute of Physics, Chinese Academy of Sciences, Institute of Physics, Chinese Academy of Scienes (CAS), Chinese Academy of Sciences, Institute of Physics, Chinese Academy of Sciences (CAS)

    View abstract →

  • Quantum oscillations reveal the low temperature Fermi surfaces of FeSe1−xSx tuned by chemical and applied pressure across the nematic phase transition

    ORAL

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    Presenters

    • Amalia Coldea

      Physics, University of Oxford

    Authors

    • Amalia Coldea

      Physics, University of Oxford

    • Pascal Reiss

      Physics, University of Oxford

    • David Graf

      NHMFL Tallahassee, NHMFL, National High Magnetic Field Lab, National High Magnetic Field Laboratory, National High Magnetic Field Laboratory/Florida State University, Natl High Magnetic Field Lab, NHMFL at Florida State University, Florida State University, National High Magnetic Field Laboratory, Florida State University, Condensed Matter Science, NHMFL

    • Amir Haghighirad

      Institute for Solid-State Physics, Karlsruhe Institute of Technology, Institute for Solid-State Physics, Karlsruher Institute of Technology, Institute for Solid-State Physics (IFP), Karlsruhe Institute of Technology

    View abstract →

  • Two Distinct Superconducting Pairing States Divided by the Nematic End Point in FeSe<sub>1-<i>x</i></sub>S<i><sub>x</sub></i>

    ORAL

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    Presenters

    • Tetsuo Hanaguri

      RIKEN, Center for Emergent Matter Science, RIKEN

    Authors

    • Tetsuo Hanaguri

      RIKEN, Center for Emergent Matter Science, RIKEN

    • Katsuya Iwaya

      RIKEN, Center for Emergent Matter Science, RIKEN

    • Yuhki Kohsaka

      RIKEN, Center for Emergent Matter Science, RIKEN

    • Tadashi Machida

      RIKEN, Center for Emergent Matter Science, RIKEN

    • Tatsuya Watashige

      Kyoto Univ.

    • Shigeru Kasahara

      Kyoto University, Department of Physics, Kyoto University, Kyoto Univ.

    • Takasada Shibauchi

      Department of Advanced Materials Science, University of Tokyo, University of Tokyo, Univ. Tokyo

    • Yuji Matsuda

      Department of Physics, Kyoto Univ, Kyoto University, Department of Physics, Kyoto University, Kyoto Univ.

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  • Abrupt Change of the Superconducting Gap Structure at the Nematic Quantum Critical Point in FeSe<sub>1-x</sub>S<sub>x</sub>

    ORAL

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    Presenters

    • Yuki Sato

      Kyoto University, Department of Physics, Kyoto University

    Authors

    • Yuki Sato

      Kyoto University, Department of Physics, Kyoto University

    • Shigeru Kasahara

      Kyoto University, Department of Physics, Kyoto University, Kyoto Univ.

    • Tomoya Taniguchi

      Kyoto University, Department of Physics, Kyoto University

    • Xiangzhuo Xing

      Kyoto University, Department of Physics, Kyoto University

    • Yuichi Kasahara

      Department of Physics, Kyoto Univ, Kyoto University, Kyoto Univ., Department of Physics, Kyoto University

    • Yoshifumi Tokiwa

      Institute of Physics, Augsburg University

    • Youichi Yamakawa

      IAR, Nagoya Univ., Department of Physics, Nagoya university, Nagoya Univ, Department of Physics, Nagoya University, Physics, Nagoya University, Department of Physics, Nagoya Univ

    • Hiroshi Kontani

      Department of Physics, Nagoya university, Nagoya Univ, Department of Physics, Nagoya University, Department of Physics, Nagoya Univ

    • Takasada Shibauchi

      Department of Advanced Materials Science, University of Tokyo, University of Tokyo, Univ. Tokyo

    • Yuji Matsuda

      Department of Physics, Kyoto Univ, Kyoto University, Department of Physics, Kyoto University, Kyoto Univ.

    View abstract →

  • Non-Fermi Liquid Transport in AFe<sub>2</sub>As<sub>2</sub> (A=K,Rb,Cs)

    ORAL

    –

    Presenters

    • Tristin Metz

      Univ of Maryland-College Park, Department of Physics, University of Maryland, Center for Nanophysics and Advanced Materials, University of Maryland

    Authors

    • Tristin Metz

      Univ of Maryland-College Park, Department of Physics, University of Maryland, Center for Nanophysics and Advanced Materials, University of Maryland

    • Makariy Tanatar

      Iowa State University and Ames Laboratory, Ames Laboratory and Department of Physics & Astronomy, Iowa State University, Ames Laboratory, Ames Laboratory and Iowa state University, Iowa State University

    • Erik Timmons

      Iowa State University and Ames Laboratory, Ames Laboratory and Department of Physics & Astronomy, Iowa State University, Ames Laboratory, Ames Laboratory U.S. DOE and Department of Physics and Astronomy, Iowa State University

    • Xiangfeng Wang

      Center for Nanophysics and Advanced Materials, Department of Physics, University of Maryland, Center for Nanophysics and Advanced Materials, University of Maryland

    • T. A. Lograsso

      Ames Laboratory and Department of Physics & Astronomy, Iowa State University, Ames Laboratory, Ames Laboratory, Iowa State University

    • Yong Liu

      Ames Laboratory and Department of Physics & Astronomy, Iowa State University, Ames Laboratory

    • Ruslan Prozorov

      Ames Lab, Iowa State University and Ames Laboratory, Ames Laboratory and Department of Physics & Astronomy, Iowa State University, Ames Laboratory, Ames Laboratory and Iowa state University, Ames Laboratory U.S. DOE and Department of Physics and Astronomy, Iowa State University

    • Johnpierre Paglione

      Center for Nanophysics and Advanced Materials , University of Maryland, CNAM, Department of Physics, University of Maryland, Univ of Maryland-College Park, Department of Physics, University of Maryland, CNAM, Department of Physics, Univ of Maryland-College Park, Univ of Maryland - College Park, College Park, MD 20742-4111, Univ of Maryland-College Park, Center for Nanophysics and Advanced Materials, Department of Physics, University of Maryland, Center for Nanophysics and Advanced Materials, University of Maryland, University of Maryland, College Park, University of Maryland

    View abstract →