Focus Session: Fe-based Superconductors - Anisotropic Transport and Anisotropy

Presentations

• Temperature-dependent anisotropic resistivity in electron, hole and isoelectron - doped BaFe$_2$As$_2$ superconductors

  COFFEE_KLATCH · Invited

  Feb. 28, 2012, 8:00 AM – Feb. 28, 2012, 8:36 AM

  Authors

  • M.A. Tanatar

    • Ames Laboratory US DOE, Ames, Iowa
    • Ames Laboratory USDOE, Ames, Iowa

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• Enhanced conductance in the normal state of Fe pnictides {\&} chalcogenides measured by quasiparticle scattering spectroscopy (QPS): evidence of orbital fluctuations

  ORAL

  Feb. 28, 2012, 8:36 AM – Feb. 28, 2012, 8:48 AM

  Authors

  • Hamood Arham

    • U of IL at Urbana

  • C.R. Hunt

    • U of IL at Urbana

  • W.K. Park

    • U of IL at Urbana

  • L.H. Greene

    • U of IL at Urbana

  • J. Gillett

    • U. Cambridge

  • S.D. Das

    • U. Cambridge

  • S.E. Sebastian

    • U. Cambridge

  • S. Ran

    • Ames Lab \& ISU

  • A. Thaler

    • Ames Lab \& ISU

  • S.L. Bud'ko

    • Ames Lab \& ISU

  • P.C. Canfield

    • Ames Lab \& ISU

  • Z.J. Xu

    • BNL

  • J.S. Wen

    • BNL

  • Z.W. Lin

    • BNL

  • Q. Li

    • BNL

  • G. Gu

    • BNL

  View abstract →

• Nematic order in the vicinity of a vortex in superconducting FeSe

  ORAL

  Feb. 28, 2012, 8:48 AM – Feb. 28, 2012, 9:00 AM

  Authors

  • Debanjan Chowdhury

    • Department of Physics, Harvard University

  • Erez Berg

    • Department of Physics, Harvard University, Cambridge, MA 02138, USA
    • Department of Physics, Harvard University
    • Harvard University
    • Harvard

  • Subir Sachdev

    • Harvard University
    • Department of Physics, Harvard University

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• T-matrix Impurity Effects on Nematicity in Iron-Based Supeconductors

  ORAL

  Feb. 28, 2012, 9:00 AM – Feb. 28, 2012, 9:12 AM

  Authors

  • Nachum Plonka

    • Stanford University and SLAC National Accelerator Laboratory

  • Alexander Kemper

    • Stanford University and SLAC National Accelerator Laboratory

  • Tom Devereaux

    • Department of Physics, Stanford University, Stanford
    • SIMES, SLAC National Accelerator Laboratory and Stanford University
    • Stanford Institute for Materials and Energy Science
    • Stanford Institute for Materials and Energy Science, SLAC National Accelerator Laboratory, 2575 Sand Hill Road, Menlo Park, CA 94025, USA
    • Stanford Institute for Materials and Energy Science, SLAC National Accelerator Laboratory
    • Stanford University and SLAC National Accelerator Laboratory
    • Stanford University

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• Surface Structure of Stripe ordered 1x2 phase on (Ba, Ca)(Fe$_{1-x}$Co$_{x})_{2}$As$_{2}$

  ORAL

  Feb. 28, 2012, 9:12 AM – Feb. 28, 2012, 9:24 AM

  Authors

  • Guorong Li

    • Louisiana State University
    • Louisiana State University, Baton Rouge, LA 70803, USA

  • Von Braun Nascimento

    • Louisiana State University
    • Louisiana State University, Baton Rouge, LA 70803, USA

  • Xiaobo He

    • Louisiana State University, Baton Rouge, LA 70803, USA
    • Louisiana State University

  • Amar B. Karki

    • Louisiana State University

  • Rongying Jin

    • Louisiana State University
    • Louisiana State University, Baton Rouge, LA 70803, USA
    • Department of Physics and Astronomy, Louisiana State University, Baton Rouge, LA 70803
    • Dept. of Physics, Louisiana State University, Baton Rouge, LA 70802

  • Jiandi Zhang

    • Louisiana State University
    • Louisiana State University, Baton Rouge, LA 70803, USA
    • Dept. of Physics, Louisiana State University, Baton Rouge, LA 70802

  • E.W. Plummer

    • Louisiana State University
    • Louisiana State University, Baton Rouge, LA 70803, USA
    • Department of Physics and Astronomy, Louisiana State University, Baton Rouge, LA 70803
    • Dept. of Physics, Louisiana State University, Baton Rouge, LA 70802

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• Scanning tunneling spectroscopy in Co-doped BaFe$_{2}$As$_{2}$: what density functional theory can tell us

  ORAL

  Feb. 28, 2012, 9:24 AM – Feb. 28, 2012, 9:36 AM

  Authors

  • Klaus Koepernik

    • IFW Dresden

  • Steven Johnston

    • IFW Dresden

  • Jeroen van den Brink

    • IFW Dresden

  • Erik van Heumen

    • Zeeman Institute, University of Amsterdam, Netherlands

  • Mark S. Golden

    • Zeeman Institute, University of Amsterdam, Netherlands

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• Scanning tunneling spectroscopic studies of the iron-arsenic superconducting Ba(Fe$_{1-x}$Co$_{x}$)$_{2}$As$_{2}$ single crystals

  ORAL

  Feb. 28, 2012, 9:36 AM – Feb. 28, 2012, 9:48 AM

  Authors

  • M.L. Teague

    • CalTech, department of Physics
    • Dept. of Physics, Caltech, Pasadena, CA 91125, USA

  • H. Chu

    • Dept. of Physics, Caltech, Pasadena, CA 91125, USA

  • R. T.-P. Wu

    • Dept. of Physics, Caltech, Pasadena, CA 91125, USA

  • N.-C. Yeh

    • Dept. of Physics, Caltech, Pasadena, CA 91125, USA

  • P. Chen

    • Institute of Physics, Chinese Academy of Sciences, China

  • B. Shen

    • Institute of Physics, Chinese Academy of Sciences, China

  • H.-H. Wen

    • Institute of Physics, Chinese Academy of Sciences, China

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• Examining multiple spectroscopic techniques with multiband Eliashberg theory in BaCo$_{x}$Fe$_{2-x}$As$_2$

  ORAL

  Feb. 28, 2012, 9:48 AM – Feb. 28, 2012, 10:00 AM

  Authors

  • Steven Johnston

    • IFW Dresden

  • E. van Heumen

    • University of Amsterdam

  • K. Koepernik

    • IFW Dresden

  • Massee Freek

    • University of Amsterdam

  • J. Kaas

    • University of Amsterdam

  • J.B. Goedkoop

    • University of Amsterdam

  • J. van den Brink

    • IFW Dresden

  • M.S. Golden

    • University of Amsterdam

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• Point-Contact Andreev Reflection Spectroscopy in Pt-Substituted BaFe2As2

  ORAL

  Feb. 28, 2012, 10:00 AM – Feb. 28, 2012, 10:12 AM

  Authors

  • Steven Ziemak

    • Center for Nanophysics and Advanced Materials, Dept. of Physics, University of Maryland, College Park, MD 20742
    • University of Maryland

  • Xiaohang Zhang

    • National Institute of Standards and Technology

  • Tyler Drye

    • University of Maryland

  • Richard Greene

    • University of Maryland

  • Johnpierre Palione

    • University of Maryland
    • Center for Nanophysics and Advanced Materials, Department of Physics, University of Maryland-College Park
    • Center for Nanophysics and Advanced Materials, Dept. of Physics, University of Maryland, College Park, MD 20742
    • University of Maryland, College Park
    • Center for Nanophysics and Advanced Materials, Department of Physics, University of Maryland, College Park, Maryland 20742, USA
    • Center for Nanophysics and Advanced Materials, Physics Dept., University of Maryland
    • Center for Nanophysics \& Advanced Materials and Department of Physics, University of Maryland

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• Scanning tunneling microscopy study of K-doped iron selenide superconductor film by MBE

  ORAL

  Feb. 28, 2012, 10:12 AM – Feb. 28, 2012, 10:24 AM

  Authors

  • Qi-Kun Xue

    • Tsinghua University

  • Wei Li

    • Tsinghua University

  • Hao Ding

    • Tsinghua University

  • Peng Deng

    • Tsinghua University

  • Kai Chang

    • Tsinghua University

  • Shuihua Ji

    • Tsinghua University

  • Ke He

    • Chinese Academy of Sciences

  • Lili Wang

    • Chinese Academy of Sciences

  • Xucun Ma

    • Chinese Academy of Sciences

  • Jiang-Ping Hu

    • Purdue University

  • Xi Chen

    • Tsinghua University

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• The Surface Structure of FeTe$_{1-x}$Se$_{x}$: A LEED/STM Study

  ORAL

  Feb. 28, 2012, 10:24 AM – Feb. 28, 2012, 10:36 AM

  Authors

  • Xiaobo He

    • Louisiana State University, Baton Rouge, LA 70803, USA
    • Louisiana State University

  • Von Braun Nascimento

    • Louisiana State University
    • Louisiana State University, Baton Rouge, LA 70803, USA

  • Guorong Li

    • Louisiana State University
    • Louisiana State University, Baton Rouge, LA 70803, USA

  • Jiandi Zhang

    • Louisiana State University
    • Louisiana State University, Baton Rouge, LA 70803, USA
    • Dept. of Physics, Louisiana State University, Baton Rouge, LA 70802

  • Rongying Jin

    • Louisiana State University
    • Louisiana State University, Baton Rouge, LA 70803, USA
    • Department of Physics and Astronomy, Louisiana State University, Baton Rouge, LA 70803
    • Dept. of Physics, Louisiana State University, Baton Rouge, LA 70802

  • Athena Safa-Sefat

    • Oak Ridge National Laboratory
    • Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831 USA
    • Oak Ridge National Laboratory, Oak Ridge, TN
    • Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA

  • Michael McGuire

    • Oak Ridge National Laboratory
    • Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA

  • B.C. Sales

    • Oak Ridge National Laboratory
    • Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831 USA
    • Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA

  • David Mandrus

    • University of Tennessee and Oak Ridge National Laboratory
    • University of Tennessee, Knoxville, TN, 37996
    • University of Tennessee

  • E.W. Plummer

    • Louisiana State University
    • Louisiana State University, Baton Rouge, LA 70803, USA
    • Department of Physics and Astronomy, Louisiana State University, Baton Rouge, LA 70803
    • Dept. of Physics, Louisiana State University, Baton Rouge, LA 70802

  View abstract →

• Cryomagnetic Point-Contact Andreev Reflection Spectroscopy on Single Crystal Iron-Chalcogenide Superconductors

  ORAL

  Feb. 28, 2012, 10:36 AM – Feb. 28, 2012, 10:48 AM

  Authors

  • Y.T. Yen

    • University of Toronto

  • Rongwei Hu

    • Brookhaven National Laboratory

  • C. Petrovic

    • Brookhaven National Laboratory

  • K.W. Yeh

    • Institute of Physics, Academia Sinica, Taiwan

  • M.K. Wu

    • Institute of Physics, Academia Sinica, Taiwan

  • J.Y.T. Wei

    • University of Toronto and Canadian Institute for Advanced Research

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• Transport properties of disordered iron-pnictides in case of coexistence between superconducting and spin-density wave order

  ORAL

  Feb. 28, 2012, 10:48 AM – Feb. 28, 2012, 11:00 AM

  Authors

  • Dushko Kuzmanovski

    • University of Wisconsin - Madison

  • Maxim Vavilov

    • University of Wisconsin-Madison
    • University of Wisconsin
    • University of Wisconsin - Madison

  View abstract →