Focus Session: Nematicity and Electron Correlations in Fe-Based Superconductors

Presentations

• Beyond nematicity: emergent chirality in iron-based superconductors

  ORAL

  March 2, 2015, 8:00 AM – March 2, 2015, 8:12 AM

  Authors

  • Rafael Fernandes

    • University of Minnesota: Twin Cities
    • University of Minnesota Minneapolis
    • University of Minnesota

  • Steven A. Kivelson

    • Stanford University

  • Erez Berg

    • Weizmann Institute
    • Weizmann Institute of Science

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• Nematic-driven anisotropic electronic properties of underdoped detwinned Ba(Fe$_{1-x}$Co$_x$)$_2$As$_2$ revealed by optical spectroscopy

  ORAL

  March 2, 2015, 8:12 AM – March 2, 2015, 8:24 AM

  Authors

  • L. Degiorgi

    • ETH Zurich

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• Anisotropic transient reflectivity across optimal doping in the isovalent-doped superconductor BaFe$_2$(As$_{1-x}$P$_x$)$_2$

  ORAL

  March 2, 2015, 8:24 AM – March 2, 2015, 8:36 AM

  Authors

  • Eric Thewalt

    • UC Berkeley, LBNL

  • James Hinton

    • UC Berkeley, LBNL

  • Joseph Orenstein

    • Lawrence Berkeley National Laboratory
    • UC Berkeley, LBNL

  • Ian Hayes

    • University of California Berkeley
    • UC Berkeley

  • Toni Helm

    • Lawrence Berkeley National Laboratory
    • UC Berkeley, LBNL

  • James Analytis

    • University of California, Berkeley
    • UC Berkeley
    • Univ of California - Berkeley
    • University of California Berkeley
    • UC Berkeley, LBNL

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• Divergent nematic susceptibility of optimally doped Fe-based superconductors

  ORAL

  March 2, 2015, 8:36 AM – March 2, 2015, 8:48 AM

  Authors

  • Jiun-Haw Chu

    • Stanford University

  • Hsueh-Hui Kuo

    • Stanford University

  • Ian Fisher

    • Stanford University

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• Orbital Nematic Order and Interplay with Magnetism in the Two-Orbital Model for Iron Pnictides

  ORAL

  March 2, 2015, 8:48 AM – March 2, 2015, 9:00 AM

  Authors

  • Andriy Nevidomskyy

    • Rice University
    • Department of Physics and Astronomy, Rice University

  • Zhentao Wang

    • Department of Physics and Astronomy, Rice University

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• Direct observation of mesoscopic phase separation in K$_x$Fe$_y$Se$_2$ by scanning microwave microscopy

  ORAL

  March 2, 2015, 9:00 AM – March 2, 2015, 9:12 AM

  Authors

  • Atsutaka Maeda

    • Department of Basic Science, the University of Tokyo
    • Department of Basic Science, University of Tokyo

  • Hideyuki Takahashi

    • Department of Basic Science, the University of Tokyo
    • Department of Basic Science, University of Tokyo

  • Yoshinori Imai

    • Department of Basic Science, the University of Tokyo
    • Department of Basic Science, University of Tokyo

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• Nematicity without magnetism in FeSe - evidence for orbital ordering?

  COFFEE_KLATCH · Invited

  March 2, 2015, 9:12 AM – March 2, 2015, 9:48 AM

  Authors

  • Christoph Meingast

    • IFP, Karlsruhe Institute of Technology
    • Institut f\"{u}r Festk\"{o}rperphysik, Karlsruhe Institute of Technology, Germany
    • Institute for Solid State Physics, Karlsruhe Institute of Technology, Germany

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• New tetragonal magnetic phase in (Ba,K)Fe$_2$As$_2$

  ORAL

  March 2, 2015, 9:48 AM – March 2, 2015, 10:00 AM

  Authors

  • Anna B\"{o}hmer

    • Institut f\"{u}r Festk\"{o}rperphysik, Karlsruhe Institute of Technology, Germany

  • Fr\'{e}d\'{e}ric Hardy

    • IFP, Karlsruhe Institute of Technology
    • Institut f\"{u}r Festk\"{o}rperphysik, Karlsruhe Institute of Technology, Germany

  • Liran Wang

    • Institut f\"{u}r Festk\"{o}rperphysik, Karlsruhe Institute of Technology, Germany

  • Peter Schweiss

    • Institut f\"{u}r Festk\"{o}rperphysik, Karlsruhe Institute of Technology, Germany

  • Thomas Wolf

    • Karlsruher Institut fur Technologie, Institut fur Festkorperphysik, 7602, Karlsruhe, Germany
    • Karlsruher Institut fuer Technologie, Institut fuer Festkoerperphysik, D-76021 Karlsruhe, Germany
    • Institut f\"{u}r Festk\"{o}rperphysik, Karlsruhe Institute of Technology, Germany

  • Christoph Meingast

    • IFP, Karlsruhe Institute of Technology
    • Institut f\"{u}r Festk\"{o}rperphysik, Karlsruhe Institute of Technology, Germany
    • Institute for Solid State Physics, Karlsruhe Institute of Technology, Germany

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• Electronic correlations in hole- and electron-doped Fe-based superconductors

  ORAL

  March 2, 2015, 10:00 AM – March 2, 2015, 10:12 AM

  Authors

  • Fr\'{e}d\'{e}ric Hardy

    • IFP, Karlsruhe Institute of Technology
    • Institut f\"{u}r Festk\"{o}rperphysik, Karlsruhe Institute of Technology, Germany

  • Anna Boehmer

    • IFP, Karlsruhe Institute of Technology

  • Peter Schweiss

    • IFP, Karlsruhe Institute of Technology

  • Thomas Wolf

    • IFP, Karlsruhe Institute of Technology

  • Rolf Heid

    • IFP, Karlsruhe Institute of Technology

  • Robert Eder

    • IFP, Karlsruhe Institute of Technology

  • Robert A. Fisher

    • Lawrence Berkeley National Laboratory

  • Christoph Meingast

    • IFP, Karlsruhe Institute of Technology
    • Institut f\"{u}r Festk\"{o}rperphysik, Karlsruhe Institute of Technology, Germany
    • Institute for Solid State Physics, Karlsruhe Institute of Technology, Germany

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• Preformed pairing in superconducting FeSe in the BCS-BEC cross-over regime

  ORAL

  March 2, 2015, 10:12 AM – March 2, 2015, 10:24 AM

  Authors

  • Shigeru Kasahara

    • Department of Physics, Kyoto University, Kyoto 606-8502, J apan
    • Kyoto University

  • Y. Shimoyama

    • Kyoto University

  • R. Kobayashi

    • Kyoto University

  • T. Yamashita

    • Kyoto University

  • T. Watashige

    • Kyoto University

  • Y. Matsuda

    • Kyoto University

  • T. Shibauchi

    • The Univ. of Tokyo

  • T. Wolf

    • Karlsruhe Institute of Technology

  • A. E. B\"ohmer

    • Karlsruhe Institute of Technology

  • F. Hardy

    • Karlsruhe Institute of Technology

  • C. Meingast

    • Karlsruhe Institute of Technology

  • H. v. L\"ohneysen

    • Karlsruhe Institute of Technology

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• Impacts of Co-doping on the superconductivity and the orbital ordering state in Fe$_{1-x}$Co$_x$Se single crystal studied by the electrical transport.

  ORAL

  March 2, 2015, 10:24 AM – March 2, 2015, 10:36 AM

  Authors

  • Takahiro Urata

    • Dep. Phys., Graduate School of Science, Tohoku University
    • Department of Physics, Graduate School of Science, Tohoku University

  • Yoichi Tanabe

    • Department of Physics, Graduate School of Science, Tohoku University

  • Satoshi Heguri

    • WPI-AIMR, Tohoku University, Japan
    • WPI-AIMR, Tohoku University
    • WPI-Advanced Institutes of Materials Research, Tohoku University

  • Katsumi Tanigaki

    • WPI-AIMR, Tohoku University, Japan
    • Tohoku University
    • WPI-Advanced Institutes of Materials Research, Tohoku University and Department of Physics, Graduate School of Science, Tohoku University

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• Relationship between structure anisotropy and T$_{\mathrm{C}}$ and phase diagram of AFe$_{\mathrm{2}}$(As$_{\mathrm{1-x}}$P$_{\mathrm{x}})_{2}$ (A$=$Ba, Sr, Ca)

  ORAL

  March 2, 2015, 10:36 AM – March 2, 2015, 10:48 AM

  Authors

  • Toru Adachi

    • Osaka Univ.

  • Tatsuya Kobayashi

    • Osaka Univ.

  • Shigeki Miyasaka

    • Osaka Univ.

  • Setsuko Tajima

    • Osaka Univ.

  • Masayoshi Ichimiya

    • Osaka Univ.

  • Masaaki Ashida

    • Osaka Univ.

  • Reiji Kumai

    • KEK PF/CMRC

  • Hironori Nakao

    • KEK PF/CMRC

  • Youichi Murakami

    • KEK PF/CMRC

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• Electronically driven nematicity in multilayer FeSe Film on SrTiO3

  ORAL

  March 2, 2015, 10:48 AM – March 2, 2015, 11:00 AM

  Authors

  • Wei Li

    • Stanford University

  • Yan Zhang

    • Stanford University

  • J.J. Lee

    • Stanford University

  • Hao Ding

    • Tsinghua University

  • Ming Yi

    • Stanford University

  • Zhi Li

    • Tsinghua University

  • Sung-Kwan Mo

    • Lawrence Berkeley National Lab

  • Makoto Hashimoto

    • SLAC National Accelerator Laboratory

  • Donghui Lu

    • SLAC National Accelerator Laboratory

  • R.G. Moore

    • SLAC National Accelerator Laboratory

  • Xi Chen

    • Tsinghua University

  • Qi-Kun Xue

    • Tsinghua University

  • Zhi-Xun Shen

    • Stanford University; SLAC National Accelerator Laboratory

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