Focus Session: Fe-based Superconductors: Spin Fluctuations

Presentations

• Neutron Scattering as a Probe of Fermi Surface Nesting in Iron-Based Superconductors

  COFFEE_KLATCH · Invited

  March 20, 2013, 11:15 AM – March 20, 2013, 11:51 AM

  Authors

  • R. Osborn

    • Argonne National Laboratory
    • Argonne National Laboratory (ANL)
    • ANL

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• Spin fluctuations of BaFe2(As,P)2 studied by neutron scattering

  ORAL

  March 20, 2013, 11:51 AM – March 20, 2013, 12:03 PM

  Authors

  • Chul-Ho Lee

    • AIST, Japan

  • P. Steffens

    • ILL, France

  • N. Qureshi

    • Universitat zu Koln

  • K. Kihou

    • AIST, Japan

  • M. Nakajima

    • AIST, Japan

  • A. Iyo

    • AIST, Japan

  • H. Eisaki

    • AIST, Japan

  • M. Braden

    • Universitat zu Koln

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• Role of the spin-orbit coupling in the spin-resonance formation in Fe-based superconductors

  ORAL

  March 20, 2013, 12:03 PM – March 20, 2013, 12:15 PM

  Authors

  • M.M. Korshunov

    • L.V. Kirensky Institute of Physics, Akademgorodok, 660036 Krasnoyarsk and Siberian Federal University, Svobodny Prosp. 79, 660041 Krasnoyarsk, Russia

  • Yu.N. Togushova

    • Siberian Federal University, Svobodny Prosp. 79, 660041 Krasnoyarsk, Russia

  • I. Eremin

    • Institut fur Theoretische Physik III, Ruhr-Universitat Bochum, D-44801 Bochum, Germany and Kazan Federal University, 42008 Kazan, Russia

  • Peter Hirschfeld

    • Department of Physics, University of Florida, Gainesville, FL
    • Department of Physics, University of Florida, Gainesville, Florida 32611, USA
    • University of Florida
    • Department of Physics, University of Florida, Gainesville, FL 32611-8440, USA
    • Univ. Florida

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• Compositional dependence of low energy spin fluctuations in Ba(Fe$_{1-x}$Co$_{x}$)$_2$As$_2$

  ORAL

  March 20, 2013, 12:15 PM – March 20, 2013, 12:27 PM

  Authors

  • Gregory Tucker

    • Ames Laboratory and Department of Physics \& Astronomy, Iowa State University, Ames, IA 50011

  • D.K. Pratt

    • Ames Laboratory and Department of Physics \& Astronomy, Iowa State University, Ames, IA 50011

  • A. Thaler

    • Ames Laboratory and Department of Physics \& Astronomy, Iowa State University, Ames, IA 50011

  • N. Ni

    • Ames Laboratory and Department of Physics \& Astronomy, Iowa State University, Ames, IA 50011

  • K. Marty

    • Quantum Condensed Matter Division, Neutron Science Directorate, Oak Ridge National Laboratory, Oak Ridge, TN 37831

  • A.D. Christianson

    • Quantum Condensed Matter Division, Neutron Science Directorate, Oak Ridge National Laboratory, Oak Ridge, TN 37831

  • M.D. Lumsden

    • Quantum Condensed Matter Division, Neutron Science Directorate, Oak Ridge National Laboratory, Oak Ridge, TN 37831

  • S.L. Bud'ko

    • Ames Laboratory and Department of Physics \& Astronomy, Iowa State University, Ames, IA 50011

  • P.C. Canfield

    • Ames Laboratory and Department of Physics \& Astronomy, Iowa State University, Ames, IA 50011

  • A. Kreyssig

    • Ames Laboratory and Department of Physics \& Astronomy, Iowa State University, Ames, IA 50011

  • A.I. Goldman

    • Ames Laboratory and Department of Physics \& Astronomy, Iowa State University, Ames, IA 50011

  • R.J. McQueeney

    • Ames Laboratory and Department of Physics \& Astronomy, Iowa State University, Ames, IA 50011

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• Spin Excitations in Overdoped Ba(Fe$_{1-x}$Co$_x$)$_2$As$_2$

  ORAL

  March 20, 2013, 12:27 PM – March 20, 2013, 12:39 PM

  Authors

  • A.D. Christianson

    • Oak Ridge National Laboratory

  • S. Calder

    • Oak Ridge National Laboratory

  • J.E. Mitchell

    • Oak Ridge National Laboratory

  • K. Marty

    • Oak Ridge National Laboratory

  • C.H. Wang

    • Oak Ridge National Laboratory

  • M.B. Stone

    • Oak Ridge National Laboratory

  • A.S. Sefat

    • Oak Ridge National Laboratory

  • B.C. Sales

    • Oak Ridge National Laboratory

  • M.D. Lumsden

    • Oak Ridge National Laboratory

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• Magnetism in parent Fe-chalcogenides: quantum fluctuations select a plaquette order

  ORAL

  March 20, 2013, 12:39 PM – March 20, 2013, 12:51 PM

  Authors

  • Natalia Perkins

    • The Physics Department of UW Madsion
    • Physics Department UW Madison
    • Department of Physics, UW Madison

  • Samuel Ducatman

    • Physics Department UW Madison
    • Department of Physics, UW Madison

  • Andrey Chubukov

    • University of Wisconsin-Madison
    • University of Wisconsin
    • Physics Department UW Madison
    • University of Wisconsin - Madison, Madison, WI, USA

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• Unexpected ($\pi,\pi$) order in Fe$_{1.1}$Te

  ORAL

  March 20, 2013, 12:51 PM – March 20, 2013, 1:03 PM

  Authors

  • David Fobes

    • CMPMSD, Brookhaven National Lab, Upton, NY 11973 USA

  • Igor Zaliznyak

    • CMPMSD, Brookhaven National Lab, Upton, NY 11973 USA

  • Zhijun Xu

    • CMPMSD, Brookhaven National Lab, Upton, NY 11973 USA

  • Genda Gu

    • CMPMSD, Brookhaven National Lab, Upton, NY 11973 USA

  • John M. Tranquada

    • CMPMSD, Brookhaven National Lab, Upton, NY 11973 USA

  • Deepak Singh

    • NCNR, National Institute of Standards and Technology, Gaithersburg, MD 20899 USA

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• Inelastic neutron scattering studies on the incommensurate-to-commensurate transformation of low energy magnetic excitations in $Fe_{1+\delta-y}(Ni/Cu)_{y}Te_{1-x}Se_{x}$

  ORAL

  March 20, 2013, 1:03 PM – March 20, 2013, 1:15 PM

  Authors

  • Zhijun Xu

    • Brookhaven National Laboratory
    • CMP\&MS Department, Brookhaven National Laboratory
    • Brookhaven National Lab

  • Jinsheng Wen

    • University of California, Berkeley

  • John Schneeloch

    • Brookhaven National Lab

  • Yang Zhao

    • NIST

  • Masaaki Matsuda

    • Oak Ridge National Lab

  • Wei Ku

    • Brookhaven National Lab

  • Xuerong Liu

    • Brookhaven National Lab

  • Genda Gu

    • Brookhaven National Lab

  • D.-H. Lee

    • University of California, Berkeley

  • R.J. Birgeneau

    • University of California, Berkeley

  • J.M. Tranquada

    • Brookhaven National Lab

  • Guangyong Xu

    • Brookhaven National Lab

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• Cu-induced localization in the Fe-based superconductor FeTe$_{0.5}$Se$_{0.5}$

  ORAL

  March 20, 2013, 1:15 PM – March 20, 2013, 1:27 PM

  Authors

  • Jinsheng Wen

    • UC Berkeley

  • Zhijun Xu

    • BNL

  • Cheng Zhang

    • BNL

  • Masa Matsuda

    • ORNL

  • Oleg Sobolev

    • FRM II

  • Jitae Park

    • FRM II

  • Edith Bourret

    • LBNL

  • Dunghai Lee

    • UC Berkeley

  • Qiang Li

    • BNL

  • Genda Gu

    • BNL

  • Guangyong Xu

    • BNL

  • John Tranquada

    • BNL

  • Robert Birgeneau

    • UC Berkeley

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• Neutron Scattering in Co Doped NaFeAs

  ORAL

  March 20, 2013, 1:27 PM – March 20, 2013, 1:39 PM

  Authors

  • Yu Song

    • Univ of Tennessee, Physics
    • University of Tennessee

  • Chenglin Zhang

    • University of Tennessee

  • Scott Carr

    • University of Tennessee

  • Zachary Cole

    • University of Tennessee

  • Nicolas Luttrell

    • University of Tennessee

  • Pengcheng Dai

    • University of Tennessee

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• Magnetic excitation in Co-doped NaFeAs studied by neutron scattering

  ORAL

  March 20, 2013, 1:39 PM – March 20, 2013, 1:51 PM

  Authors

  • Chenglin Zhang

    • Department of Physics and Astronomy, The University of Tennessee, Knoxville
    • Univ of Tennessee, Physics

  • Yu Song

    • Univ of Tennessee, Physics
    • University of Tennessee

  • Guotai Tan

    • Univ of Tennessee, Physics

  • Scott Car

    • Univ of Tennessee, Physics

  • Pengcheng Dai

    • Department of Physics and Astronomy, The University of Tennessee, Knoxville
    • Univ of Tennessee, physics
    • University of Tennessee

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• NMR Search for the Spin Nematic State in LaFeAsO Single Crystal

  ORAL

  March 20, 2013, 1:51 PM – March 20, 2013, 2:03 PM

  Authors

  • Mingxuan Fu

    • Department of Physics and Astronomy, McMaster University, Hamilton, ON, L8S4M1 CAN

  • David A. Torchetti

    • Department of Physics and Astronomy, McMaster University, Hamilton, ON, L8S4M1 CAN

  • Takashi Imai

    • Department of Physics and Astronomy, McMaster University, Hamilton, ON, L8S4M1 CAN; Canadian Institute for Advanced Research, Toronto M5G 1Z8 CAN

  • Fanlong Ning

    • Department of Physics, Zhejiang University, Hangzhou 310027, China

  • Jiaqian Yan

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

  • Athena S. Sefat

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

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• Two-dimensional magnetic interactions in LaFeAsO

  ORAL

  March 20, 2013, 2:03 PM – March 20, 2013, 2:15 PM

  Authors

  • Mehmet Ramazanoglu

    • Ames Lab. DoE

  • Jagat Lamsal

    • Ames Lab. DoE

  • Gregory S. Tucker

    • Iowa State Univ. and Ames Lab. DoE

  • Stuart Calder

    • Oak Ridge National Lab.

  • Jiaqiang Yan

    • University of Tennessee, Oak Ridge National Laboratory
    • Univeristy of Tenessee, Knoxville
    • Oak Ridge National Laboratory

  • Tatiana Guidi

    • ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 OQX, United Kingdom
    • ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
    • ISIS

  • Toby Perring

    • ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 OQX, United Kingdom

  • Thomas A. Lograsso

    • Ames Lab. DoE

  • Andreas Kreyssig

    • Ames Laboratory and Iowa State University
    • Ames Lab. DoE
    • Ames Laboratory, Dept. of Physics and Astronomy, Iowa State University, Ames, IA
    • Ames Laboratory, US DOE, Iowa State University, Ames, IA 50011, USA

  • Alan Goldman

    • Ames Laboratory and Iowa State University
    • Ames Lab. DoE
    • Ames Laboratory, US DOE, Iowa State University, Ames, IA 50011, USA

  • Robert McQueeney

    • Ames Lab. DoE
    • Ames Laboratory, US DOE, Iowa State University, Ames, IA 50011, USA

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