Focus Session: Multiferroics II: Theory and LuFe2O4

Presentations

• Spontaneous currents and charge redistribution in Mott insulators

  ORAL

  March 13, 2008, 7:00 AM – March 13, 2008, 7:12 AM

  Authors

  • D. Khomskii

    • Koeln University
    • Universitaet zu Koeln
    • Institute of Physics II, University of Cologne, Germany

  • Lev Boulaevskii

    • Los Alamos National Laboratory

  • Cristian D. Batista

    • LANL
    • Los Alamos National Lab
    • Los Alamos National Laboratory

  • Maxim Mostovoy

    • Zernike Institute for Advanced Materials, University of Groningen, The Netherlands
    • Groningen University

  View abstract →

• First-Principles Study of Large Magnetoelectric Coupling in Triangular Lattices

  ORAL

  March 13, 2008, 7:12 AM – March 13, 2008, 7:24 AM

  Authors

  • Kris Delaney

    • Materials Research Laboratory, UC Santa Barbara
    • University of California, Santa Barbara

  • Maxim Mostovoy

    • Zernike Institute for Advanced Materials, University of Groningen, The Netherlands
    • Groningen University

  • Nicola Spaldin

    • Materials Department, UC Santa Barbara
    • UCSB
    • University of California, Santa Barbara
    • Materials Dept., UC Santa Barbara

  View abstract →

• Trends in spin exchange interactions and ferroelectric polarization in the orthorhombic $R$MnO$_{3}$ series

  ORAL

  March 13, 2008, 7:24 AM – March 13, 2008, 7:36 AM

  Authors

  • Silvia Picozzi

    • CNR-INFM LAquila, Italy

  • Kunihiko Yamauchi

    • CNR-INFM LAquila, Italy

  • Biplab Sanyal

    • Uppsala Univ., Uppsala, Sweden

  • Frank Freimuth

    • Forschungszentrum Julich, Germany

  • Stefan Bluegel

    • Forschungszentrum Julich, Germany
    • Institut fuer Festkoerperforschung, Forschungszentrum Juelich, 52425 Juelich, Germany

  • Elbio Dagotto

    • Oak Ridge Natl. Lab. and Univ. Tennessee, TN, USA
    • Department of Physics and Astronomy, University of Tennessee and Materials Science and Technology Division, Oak Ridge National Laboratory
    • Department of Physics, University of Tennessee and Condensed Matter Sciences Division, ORNL

  View abstract →

• First-principles study of magnetoelecric coupling in TbMnO$_3$

  ORAL

  March 13, 2008, 7:36 AM – March 13, 2008, 7:48 AM

  Authors

  • Andrei Malashevich

  • David Vanderbilt

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

  View abstract →

• Magnetoelectric Chains: Quasi-One-Dimensional Multiferroics

  ORAL

  March 13, 2008, 7:48 AM – March 13, 2008, 8:00 AM

  Authors

  • Turab Lookman

    • Los alamos National Laboratory
    • Los Alamos National Lab

  • Avadh Saxena

    • Los Alamos National laboratory
    • Los Alamos National Lab

  View abstract →

• Influence of oxygen defects and lattice distortions on the energy gap formation and magnetic properties of multi-ferroic materials

  ORAL

  March 13, 2008, 8:00 AM – March 13, 2008, 8:12 AM

  Authors

  • Jiji Pulikkotil

    • Ames Laboratory

  • Vladimir Antropov

    • Ames Laboratory

  View abstract →

• Domain structure and magnetization reversal in multiferroic LuFe$_2$O$_4$

  ORAL

  March 13, 2008, 8:12 AM – March 13, 2008, 8:24 AM

  Authors

  • Weida Wu

  • S. Park

    • Rutgers Univ.
    • Department of Physics and Astronomy, Rutgers University, Piscataway, New Jersey 08854, USA

  • Chenglin Zhang

    • Rutgers University
    • Rutgers Center for Emergent Materials and Department of Physics \& Astronomy, Rutgers University, Piscataway, New Jersey 08854, USA

  • S.-W. Cheong

    • Rutgers University
    • RCEM and Rutgers University, Piscataway, NJ
    • Rutgers University (Deparment of Physics)
    • Rutgers Univ.
    • Department of Physics and Astronomy, Rutgers University
    • Department of Physics and Astronomy, Rutgers University, Piscataway, New Jersey 08854, USA
    • Rutgers Center for Emergent Materials and Department of Physics \& Astronomy, Rutgers University, Piscataway, New Jersey 08854, USA
    • Rutgers Center for Emergent Materials and Department of Physics \& Astronomy, Rutgers University, Piscataway, New Jersey 08854

  View abstract →

• Interplay of charge order and magnetism in LuFe$_{2}$O$_{4}$

  ORAL

  March 13, 2008, 8:24 AM – March 13, 2008, 8:36 AM

  Authors

  • M. Angst

    • Oak Ridge National Laboratory, Oak Ridge TN

  • R.P. Hermann

    • Institut fuer Festkoerperforschung, Forschungszentrum Juelich, Germany

  • A.D. Christianson

    • Oak Ridge National Laboratory, Oak Ridge TN

  • W. Tian

    • Oak Ridge National Laboratory, Oak Ridge TN

  • R. Jin

    • Oak Ridge National Laboratory, Oak Ridge TN

  • B.C. Sales

    • Oak Ridge National Laboratory, Oak Ridge TN

  • D. Mandrus

    • Oak Ridge National Laboratory, Oak Ridge TN

  View abstract →

• Three dimensional magnetic correlations in LuFe$_{2}$O$_{4}$

  ORAL

  March 13, 2008, 8:36 AM – March 13, 2008, 8:48 AM

  Authors

  • Mark Lumsden

    • Oak Ridge National Laboratory, Oak Ridge, TN 37831
    • Oak Ridge National Laboratory, Oak Ridge TN 37831
    • Neutron Scattering Science Division, Oak Ridge National Laboratory

  • A.D. Christianson

    • Oak Ridge National Laboratory, Oak Ridge TN 37831

  • M. Angst

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

  • Z. Yamani

    • Canadian Neutron Beam Centre, NRC, Chalk River, Canada

  • W. Tian

    • Oak Ridge National Laboratory, Oak Ridge TN 37831
    • Ames laboratory and Dept. of Physics and Astronomy, Iowa State University

  • Ronying Jin

    • Materials Science and Technology Division, ORNL, Oak Ridge, TN 37831 and Univ. of Tennessee, Knoxville, TN 37996
    • Materials Science and Technology Division, Oak Ridge National Laboratory
    • Oak Ridge National Laboratory, Oak Ridge, TN 37831
    • Oak Ridge National Laboratory, Oak Ridge TN 37831
    • Oak Ridge National Laboratory

  • Stephen Nagler

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

  • B.C. Sales

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

  • David Mandrus

    • Materials Science and Technology Division, ORNL, Oak Ridge, TN 37831
    • Oak Ridge National Laboratory, Oak Ridge, TN 37831
    • Oak Ridge National Laboratory
    • Oak Ridge National Laboratory, Oak Ridge TN 37831
    • Oak Ridge Natl Lab

  View abstract →

• Optical properties of LuFe$_2$O$_4$

  ORAL

  March 13, 2008, 8:48 AM – March 13, 2008, 9:00 AM

  Authors

  • Xiaoshan Xu

    • Univeristy of Tennessee, Knoxville

  • T. V. Brinzari

    • Univeristy of Tennessee, Knoxville
    • University of Tennessee

  • Janice Musfeldt

    • University of Tennessee
    • Univeristy of Tennessee, Knoxville

  • M. Angst

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

  • David Mandrus

    • Materials Science and Technology Division, ORNL, Oak Ridge, TN 37831
    • Oak Ridge National Laboratory, Oak Ridge, TN 37831
    • Oak Ridge National Laboratory
    • Oak Ridge National Laboratory, Oak Ridge TN 37831
    • Oak Ridge Natl Lab

  View abstract →

• Effect of oxygen deficiencies on charge ordering in RFe$_{2}$O$_{4-\delta }$ (R=Lu and Y)

  ORAL

  March 13, 2008, 9:00 AM – March 13, 2008, 9:12 AM

  Authors

  • Y. Horibe

    • Rutgers University

  • S. Mori

    • Osaka Prefecture University

  • S. Shinohara

    • Osaka Prefecture University

  • Y. Matsuo

    • Osaka Prefecture University

  • N. Ikeda

    • Okayama University

  • S-W. Cheong

    • Rutgers University

  View abstract →

• Ferroelectricity in an Ising Chain Magnet

  ORAL

  March 13, 2008, 9:12 AM – March 13, 2008, 9:24 AM

  Authors

  • V. Kiryukhin

  • Y.J. Choi

  • H.T. Yi

  • S. Lee

  • S-W. Cheong

    • Rutgers Univ.

  • Q. Huang

    • NIST

  View abstract →

• Magnetoelectric effect in Cr$_{2}$O$_{3}$ thin films

  ORAL

  March 13, 2008, 9:24 AM – March 13, 2008, 9:36 AM

  Authors

  • Xi He

    • University of Nebraska-Lincoln

  • Yi Wang

  • Sarbeswar Sahoo

  • Christian Binek

  View abstract →

• First-principles approach to lattice-mediated magnetoelectric effects

  ORAL

  March 13, 2008, 9:36 AM – March 13, 2008, 9:48 AM

  Authors

  • Jorge I\~niguez

    • Institut de Ciencia de Materials de Barcelona, Spain
    • ICMAB--CSIC

  View abstract →

• Chirality, Handedness and Pseudovectors

  ORAL

  March 13, 2008, 9:48 AM – March 13, 2008, 10:00 AM

  Authors

  • Thomas A. Kaplan

    • Michigan State University

  • S. D. Mahanti

    • Michigan State Universiy

  • Kyle Wardlow

    • Iowa State University

  View abstract →