Focus Session: Fe-based Superconductors: Nematicity and Related Phenomena

Presentations

• Effects of competing Neel-type magnetic fluctuations and nematic order on the superconductivity of the iron arsenides

  ORAL

  March 20, 2013, 2:30 PM – March 20, 2013, 2:42 PM

  Authors

  • Rafael M. Fernandes

    • University of Minnesota
    • School of Astronomy and Physics, University of Minnesota

  • Andrew J. Millis

    • Columbia University

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• Divergent nematic charge susceptibility in iron-pnictide

  ORAL

  March 20, 2013, 2:42 PM – March 20, 2013, 2:54 PM

  Authors

  • Yann Gallais

    • Universit\'e Paris Diderot
    • Universite Paris Diderot, Laboratoire Materiaux et Ph\'enom\`enes Quantiques, Paris, France

  • Ludivine Chauvi\`ere

    • Universit\'e Paris Diderot

  • Yanxing Yang

    • Universit\'e Paris Diderot

  • Marie-Aude M\'easson

    • Universit\'e Paris Diderot

  • Maximilien Cazayous

    • Universit\'e Paris Diderot

  • Alain Sacuto

    • Universit\'e Paris Diderot

  • Doroth\'ee Colson

    • SPEC CEA Saclay

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• Divergent nematic susceptibility in an iron arsenide superconductor

  ORAL

  March 20, 2013, 2:54 PM – March 20, 2013, 3:06 PM

  Authors

  • Hsueh-Hui Kuo

    • Stanford University

  • Jiun-Haw Chu

    • University of California, Berkeley

  • James Analytis

    • University of California, Berkeley
    • University of California Berkeley

  • Ian Fisher

    • Stanford University, Stanford CA 94305, USA
    • Stanford University
    • Stanford Univeristy

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• In-plane structural and electronic anisotropy in de-twinned CaFe$_2$As$_2$ compounds

  ORAL

  March 20, 2013, 3:06 PM – March 20, 2013, 3:18 PM

  Authors

  • Erick Blomberg

    • The Ames Laboratory, Ames, IA 50011, USA

  • M.A. Tanatar

    • The Ames Laboratory, Ames, IA 50011, USA

  • S. Ran

    • The Ames Laboratory, Ames, IA 50011, USA

  • S.L. Bud'ko

    • The Ames Laboratory, Ames, IA 50011, USA

  • P.C. Canfield

    • The Ames Laboratory, Ames, IA 50011, USA

  • R. Prozorov

    • The Ames Laboratory, Ames, IA 50011, USA

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• Chasing the nematic phase in detwinned Ba(Fe$_{1-x}$Co$_x$)$_2$As$_2$ with optical investigations

  ORAL

  March 20, 2013, 3:18 PM – March 20, 2013, 3:30 PM

  Authors

  • C. Mirri

    • ETH Zurich, 8093 Zurich, Switzerland
    • Solid State Physics Laboratory, ETH Zurich, CH-8093 Zurich, Switzerland
    • ETH Zurich

  • S. Bastelberger

    • ETH Zurich

  • A. Dusza

    • ETH Zurich

  • A. Lucarelli

    • ETH Zurich

  • H.-H. Kuo

    • Stanford University

  • J.-H. Chu

    • Stanford University

  • I.R. Fisher

    • Stanford University

  • L. Degiorgi

    • ETH Zurich

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• Coupled orthorhombic distortion, antiferromagnetism, and superconductivity in a single twin domain of Ba(Fe$_{\mathrm{1-x}}$Co$_{\mathrm{x}})_{2}$As$_{2}$ (x$=$0.047)

  ORAL

  March 20, 2013, 3:30 PM – March 20, 2013, 3:42 PM

  Authors

  • Qiang Zhang

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

  • Wenjie Wang

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

  • B. Hansen

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

  • N. Ni

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

  • S.L. Bud'ko

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

  • P.C. Canfield

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

  • R.L. McQueeney

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

  • D. Vaknin

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

  • J.W. Kim

    • Argonne National Laboratory

  View abstract →

• Nematic transition and hidden quantum critical point in iron-pnictide superconductors

  COFFEE_KLATCH · Invited

  March 20, 2013, 3:42 PM – March 20, 2013, 4:18 PM

  Authors

  • S. Kasahara

    • Kyoto University
    • Research Center for Low Temperature and Materials Sciences, Kyoto University, Sakyo-ku, Kyoto 606-8501, Japan

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• Electronic anisotropy in Ba(Fe$_{1-x}$Ru$_{x})_{2}$As$_{2}$ revealed by ARPES

  ORAL

  March 20, 2013, 4:18 PM – March 20, 2013, 4:30 PM

  Authors

  • Yoonyoung Koh

    • Institute of Physics and Applied Physics, Yonsei University

  • Yeongkwan Kim

    • Institute of Physics and Applied Physics, Yonsei University

  • Wonsig Jung

    • Institute of Physics and Applied Physics, Yonsei University

  • Manjin Eom

    • Department of Physics, Pohang University of Science and Technology

  • Junsung Kim

    • Department of Physics, Pohang University of Science and Technology

  • Changyoung Kim

    • Institute of Physics and Applied Physics, Yonsei University

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• Elastic softening of the shear modulus in Fe-based superconductors

  ORAL

  March 20, 2013, 4:30 PM – March 20, 2013, 4:42 PM

  Authors

  • C. Meingast

    • IFP, Karlsruhe Institute of Technology, Germany

  • A. Boehmer

    • IFP, Karlsruhe Institute of Technology, Germany

  • P. Adelmann

    • IFP, Karlsruhe Institute of Technology, Germany

  • R. Fromknecht

    • IFP, Karlsruhe Institute of Technology, Germany

  • P. Schweiss

    • IFP, Karlsruhe Institute of Technology, Germany

  • Th. Wolf

    • IFP, Karlsruhe Institute of Technology, Germany

  • F. Hardy

    • IFP, Karlsruhe Institute of Technology, Germany

  • W. Schranz

    • Faculty of Physics, University of Vienna

  • M. Reinecker

    • Faculty of Physics, University of Vienna

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• Magnetic Origin of Electronic Nematicity in NaFeAs (Part I)

  ORAL

  March 20, 2013, 4:42 PM – March 20, 2013, 4:54 PM

  Authors

  • Carlos J. Arguello

    • Department of Physics, Columbia University

  • Ethan Rosenthal

    • Columbia University
    • Department of Physics, Columbia University

  • Erick Andrade

    • Columbia University
    • Department of Physics, Columbia University

  • Rafael M. Fernandes

    • University of Minnesota
    • School of Astronomy and Physics, University of Minnesota

  • Andrew Millis

    • Dept of Physics, Columbia University
    • Department of Physics, Columbia University
    • Columbia University

  • Changqing Jin

    • Institute of Physics, Chinese Academy of Sciences

  • Abhay Pasupathy

    • Department of Physics, Columbia University

  View abstract →

• Magnetic Origin of Electronic Nematicity in NaFeAs (Part II)

  ORAL

  March 20, 2013, 4:54 PM – March 20, 2013, 5:06 PM

  Authors

  • Ethan Rosenthal

    • Columbia University
    • Department of Physics, Columbia University

  • Carlos Arguello

    • Columbia University

  • Erick Andrade

    • Columbia University

  • Rafael Fernandes

    • University of Minnesota

  • Andrew Millis

    • Columbia University

  • Changqing Jin

    • Institute of Physics, Chinese Academy of Sciences

  • Abhay Pasupathy

    • Columbia University

  View abstract →

• Nematicity driven by hybridization in the iron-based superconductors

  ORAL

  March 20, 2013, 5:06 PM – March 20, 2013, 5:18 PM

  Authors

  • Valentin Stanev

    • Argonne National Laboratory
    • Materials Science Division, Argonne National Laboratory, Argonne, Illinois 60439
    • Argonne National Laboratory Material Science Divsion

  • Peter Littlewood

    • Physical Sciences and Engineering, Argonne National Laboratory, Argonne, Illinois 60439, USA
    • Physical Sciences and Engineering, Argonne National Laboratory
    • Argonne National Laboratory

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• Nematic state of the pnictides induced by the interplay between the spin, orbital, and lattice degrees of freedom

  ORAL

  March 20, 2013, 5:18 PM – March 20, 2013, 5:30 PM

  Authors

  • Shuhua Liang

    • Department of Physics, University of Tennessee and Materials Science and Technology Division, ORNL

  • Adriana Moreo

    • Department of Physics, University of Tennessee and Materials Science and Technology Division, ORNL

  • Elbio Dagotto

    • Department of Physics, University of Tennessee and Materials Science and Technology Division, ORNL

  View abstract →