Focus Session: Iron Based Superconductors -- Spin Dynamics

Presentations

• High Energy Spin Excitations in Optimal doped Superconducting BaFe$_{1.9}$ Ni$_{0.1}$As$_{2}$

  ORAL

  March 23, 2011, 8:00 AM – March 23, 2011, 8:12 AM

  Authors

  • Mengshu Liu

    • Department of Physics and Astronomy, The University of Tennessee, Knoxville, Tennessee 37996-1200, USA

  • Huiqian Luo

    • Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China

  • Russell Ewings

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

  • Tatiana Guidi

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

  • Pengcheng Dai

    • Department of Physics and Astronomy, The University of Tennessee, Knoxville, Tennessee 37996-1200, USA

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• Spin-phonon coupling in iron arsenide superconductors

  ORAL

  March 23, 2011, 8:12 AM – March 23, 2011, 8:24 AM

  Authors

  • Jennifer Niedziela

    • U. of Tennessee - Knoxville, TN

  • Daniel Parshall

    • U. of Tennessee - Knoxville, TN

  • Konstantin Lokshin

    • University of Tennessee
    • U. of Tennessee - Knoxville, TN

  • A.S. Sefat

    • ORNL
    • Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA
    • Oak Ridge National Laboratory
    • MST Division, Oak Ridge National Laboratory
    • ORNL, Oak Ridge, TN
    • Oak Ridge National Laboratory (ORNL), Oak Ridge, TN 37831, USA
    • Materials Science \& Technology Division, ORNL, Oak Ridge, TN 37831, USA

  • Ahmet Alatas

    • APS, Argonne National Laboratory, Darien, IL

  • Takeshi Egami

    • The University of Tennessee and Oak Ridge National Laboratory
    • University of Tennessee and Oak Ridge National Laboratory
    • University of Tennessee
    • U. of Tennessee - Knoxville, TN USA

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• Collapse of the spin resonance spectral weight in overdoped Ba$_{1-x}$K$_{x}$Fe$_{2}$As$_{2}$

  ORAL

  March 23, 2011, 8:24 AM – March 23, 2011, 8:36 AM

  Authors

  • R. Osborn

    • Argonne National Laboratory
    • Argonne National Laboratory, Argonne, IL 60439

  • S. Rosenkranz

    • Argonne National Laboratory
    • Argonne National Laboratory, Argonne, IL 60439

  • John-Paul Castellan

    • Argonne National Laboratory
    • Argonne National Laboratory, Argonne, IL 60439

  • Eugene Goremychkin

    • Argonne National Laboratory

  • Duck-Young Chung

    • Argonne National Laboratory

  • Helmut Claus

    • Argonne National Laboratory

  • Mercouri Kanatzidis

    • Northwestern U
    • Northwestern University

  • Tatiana Guidi

    • Rutherford Appleton Laboratory, UK

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• Spin Correlations in Superconducting Ba(Fe$_{1-x}$Co$_{x}$)$_{2}$As$_{2}$

  COFFEE_KLATCH · Invited

  March 23, 2011, 8:36 AM – March 23, 2011, 9:12 AM

  Authors

  • Stephen Hayden

    • University of Bristol

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• Multiband effect on the magnetic resonance spectrum of pnictide superconductors

  ORAL

  March 23, 2011, 9:12 AM – March 23, 2011, 9:24 AM

  Authors

  • Tanmoy Das

    • LANL
    • Theoretical Division, Los Alamos National Laboratory
    • Northeastern U and LANL

  • Alexander Balatsky

    • Los Alamos National Laboratory
    • Theoretical Division and Center for Integrated Nano-Technologies, Los Alamos National Laboratory, Los Alamos, New Mexico 87545
    • LANL
    • Theoretical Division, Los Alamos National Laboratory and Center for Integrated Nanotechnologies, Los Alamos, NM 87545
    • Los Alamos National Lab
    • Theoretical Division, Los Alamos National Laboratory

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• Spin-orbit coupling in Fe-based superconductors

  ORAL

  March 23, 2011, 9:24 AM – March 23, 2011, 9:36 AM

  Authors

  • M.M. Korshunov

    • University of Florida
    • Department of Physics, University of Florida, Gainesville, Florida 32611, USA

  • I. Eremin

    • Institut fuer Theoretische Physik III, Ruhr-Universitaet Bochum, D-44801 Bochum, Germany

  • Peter Hirschfeld

    • Department of Physics, University of Florida, Gainesville, FL 32611, USA
    • Physics, University of Florida
    • University of Florida
    • Department of Physics, University of Florida, Gainesville, Florida 32611, USA

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• A LDA+DMFT+Vertex function study of dynamical magnetic susceptibility in iron based superconductors

  ORAL

  March 23, 2011, 9:36 AM – March 23, 2011, 9:48 AM

  Authors

  • Hyowon Park

    • Rutgers University

  • Kristjan Haule

    • Rutgers University
    • Department of Physics and Astronomy, Rutgers University, Piscataway, New Jersey 08854, USA
    • Serin Physics Laboratory, Rutgers University,Piscataway, NJ 08854, USA.
    • Department of Physics, Rutgers University

  • Gabriel Kotliar

    • Rutgers University
    • Department of Physics and Astronomy, Rutgers University, Piscataway, New Jersey 08854, USA
    • Serin Physics Laboratory, Rutgers University,Piscataway, NJ 08854, USA.
    • Department of Physics, Rutgers University

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• Neutron scattering study of spin fluctuations on hole-overdoped KFe$_2$As$_2$

  ORAL

  March 23, 2011, 9:48 AM – March 23, 2011, 10:00 AM

  Authors

  • C.H. Lee

    • AIST, Jpn

  • K. Kihou

    • AIST, Jpn

  • A. Iyo

    • AIST, Jpn

  • H. Eisaki

    • AIST, Jpn

  • H. K.-Furukawa

    • Ocha. Univ.

  • H. Usui

    • The Univ. of Electro-Commun.

  • K. Kuroki

    • The Univ. of Electro-Commun.

  • T. Saito

    • Chiba Univ.

  • H. Fukazawa

    • Chiba Univ.

  • Y. Kohori

    • Chiba Univ.

  • K. Yamada

    • WPI, Tohoku Univ.

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• Neutron Scattering Experiment on Magnetic Field Effect in Under-doped Superconducting BaFe$_{1.915}$Ni$_{0.085}$As$_{2}$

  ORAL

  March 23, 2011, 10:00 AM – March 23, 2011, 10:12 AM

  Authors

  • Miaoyin Wang

    • University of Tennessee, Physics Dept
    • Department of Physics and Astronomy, University of Tennessee, Knoxville

  • Pengcheng Dai

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

  • Meng Wang

    • Institute of Physics, Chinese Academy of Sciences

  • Huiqian Luo

    • Institute of Physics, Chinese Academy of Sciences

  • Jeffrey Lynn

    • NIST Center for Neutron Research, National Institute of Standards and Technology

  • Sung Chang

    • NIST Center for Neutron Research, National Institute of Standards and Technology

  • Songxue Chi

    • NIST Center for Neutron Research, National Institute of Standards and Technology

  • Deepak Singh

    • NIST Center for Neutron Research, National Institute of Standards and Technology

  • Jose Rodriguez

    • NIST Center for Neutron Research, National Institute of Standards and Technology

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• Spin excitations as in hole-doped Ba$_{0.67}$K$_{0.33}$Fe$_{2}$As$_{2}$ superconductor

  ORAL

  March 23, 2011, 10:12 AM – March 23, 2011, 10:24 AM

  Authors

  • Chenglin Zhang

    • University of Tennessee, Knoxville
    • University of Tennessee, Physics Dept
    • University of Tennessee

  • Meng Wang

    • University of Tennessee, Physics Dept

  • Miaoyin Wang

    • University of Tennessee, Physics Dept
    • Department of Physics and Astronomy, University of Tennessee, Knoxville

  • Jun Zhao

    • University of Tennessee, Physics Dept

  • Marty Karol

    • ORNL
    • Oak Ridge National Laboratory

  • M.A. Lumsden

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

  • Songxue Chi

    • National Institute of Standards and Technology

  • Sung Chang

    • National Institute of Standards and Technology

  • Jeffrey Lynn

    • NIST Center for Neutron Research, Gaithersburg, MD
    • National Institute of Standards and Technology
    • NIST Center for Neutron Research

  • Huiqian Luo

    • Institute of Physics, Chinese Academy of Sciences

  • Tao Xiang

    • Institute of Physics, Chinese Academy of Sciences

  • Jiangping Hu

    • Purdue University
    • Department of Physics, Purdue University

  • Pengcheng Dai

    • University of Tennessee, Knoxville
    • University of Tennessee and ORNL
    • University of Tennessee, Physics Dept
    • University of Tennessee

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• ABSTRACT WITHDRAWN

  March 23, 2011, 10:24 AM – March 23, 2011, 10:36 AM

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• Finite temperature spin dynamics of a square lattice $J_1-J_2$ antiferromagnet and its implications for iron arsenides

  ORAL

  March 23, 2011, 10:36 AM – March 23, 2011, 10:48 AM

  Authors

  • Elihu Abrahams

    • University of California Los Angeles

  • Pallab Goswami

    • Rice University

  • Rong Yu

    • Rice University
    • Rice Univ.
    • Department of Physics \& Astronomy, Rice University, Houston, TX 77005

  • Qimiao Si

    • Rice University
    • Department of Physics and Astronomy, Rice University
    • Department of Physics \& Astronomy, Rice University, Houston, TX 77005

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• Neutron and ARPES constraints on the couplings of the multiorbital Hubbard model for the iron pnictides

  ORAL

  March 23, 2011, 10:48 AM – March 23, 2011, 11:00 AM

  Authors

  • Qinlong Luo

    • Univ. of Tennessee/ORNL

  • Adriana Moreo

    • University of Tennessee and ORNL
    • Univ. of Tennessee/ORNL
    • University of Tennessee and Oak Ridge National Laboratory
    • University of Tennessee and Oak Ridge National Lab

  • Elbio Dagotto

    • University of Tennessee and ORNL
    • University of Tennessee
    • Univ. of Tennessee/ORNL
    • UTK, ORNL

  • George Martins

    • Oakland University
    • Oakland Univ.
    • Oakland University, MI

  • Dao-Xin Yao

    • Sun Yat-Sen Univ.
    • State Key Lab of Optoelectronic Materials and Technologies, Sun Yat-sen University

  • Maria Daghofer

    • IFW Dresden

  • Rong Yu

    • Rice University
    • Rice Univ.
    • Department of Physics \& Astronomy, Rice University, Houston, TX 77005

  View abstract →