Focus Session: Multiferroics I: 113 and 125

Presentations

• Dynamics and Phase Transitions in Multiferroic Helimagnets

  ORAL

  March 12, 2008, 1:30 PM – March 12, 2008, 1:42 PM

  Authors

  • Hosho Katsura

    • Department of Applied Physics, University of Tokyo
    • Department of Applied Physics, The University of Tokyo

  • Shigeki Onoda

    • Condensed Matter Theory Laboratory, RIKEN

  • Jung Hoon Han

    • Department of Physics and Institute for Basic Science Research, Sungkyunkwan University

  • Naoto Nagaosa

    • Department of Applied Physics. University of Tokyo, CERC, CREST

  View abstract →

• Novel coupling of Tb- and Mn-magnetic orders in multiferroic TbMnO$_{3}$

  ORAL

  March 12, 2008, 1:42 PM – March 12, 2008, 1:54 PM

  Authors

  • D.N. Argyriou

  • O. Prokhnenko

  • R. Feyerherm

    • Hahn-Meitner-Institut, Glienicker Str. 100, Berlin D-14109, Germany

  • M. Mostovoy

    • Zernike Institute for Advanced Materials, University of Groningen, 9747 AG Groningen, Netherlands

  • N. Aliouane

  • E. Dudzik

  • A.U.B. Wolter

  • A. Maljuk

    • Hahn-Meitner-Institute, Glienicker Str.~100, D-14109 Berlin, Germany

  View abstract →

• Electric polarization reversal in multiferroic TbMnO$_{3}$ with rotating magnetic field direction.

  ORAL

  March 12, 2008, 1:54 PM – March 12, 2008, 2:06 PM

  Authors

  • Nobuyuki Abe

    • Department of Physics, Tohoku University

  • Shintaro Ohtani

    • Department of Physics, Tohoku University

  • Kouji Taniguchi

    • IMRAM, Tohoku University

  • Taka-hisa Arima

    • IMRAM, Tohoku University

  • Taishi Takenobu

    • IMR, Tohoku University

  • Yoshihiro Iwasa

    • IMR, Tohoku University

  View abstract →

• Spiral magnetic order in the ferroelectric phase of Gd$_{0.7}$Tb$_{0.3}$MnO$_3$

  ORAL

  March 12, 2008, 2:06 PM – March 12, 2008, 2:18 PM

  Authors

  • Yuichi Yamasaki

    • University of Tokyo

  • Y. Tokura

    • University of Tokyo

  • K. Sasai

    • University of Tokyo

  • M. Matsuura

    • University of Tokyo

  • K. Hirota

    • University of Tokyo

  • D. Okuyama

    • ERATO-MF

  • H. Sagayama

    • Tohoku University

  • N. Abe

    • Tohoku University

  • T. Arima

    • Tohoku University

  • Y. Noda

    • Tohoku University

  View abstract →

• Reentrant electromagnons in multiferroic Eu$_{0.75}$Y$_{0.25}$MnO$_3$ in the H-T phase diagram

  ORAL

  March 12, 2008, 2:18 PM – March 12, 2008, 2:30 PM

  Authors

  • Rolando Valdes Aguilar

  • A.B. Sushkov

  • H.D. Drew

    • MRSEC, Department of Physics. University of Maryland, College Park, MD 20742

  • Y.J. Choi

  • C. Zhang

  • S-W. Cheong

    • Rutgers University, Piscataway, NJ 08854

  View abstract →

• Ultrafast pump-probe reflectance study of multiferroic Eu$_{0.75}$Y$_{0.25}$MnO$_{3}$

  ORAL

  March 12, 2008, 2:30 PM – March 12, 2008, 2:42 PM

  Authors

  • Diyar Talbayev

    • Los Alamos National Laboratory

  • Antoinette Taylor

    • Los Alamos National Laboratory
    • Center for Integrated Nanotechnologies, Los Alamos National Laboratory

  • Richard D. Averitt

    • Boston University

  • 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 →

• Theory of terahertz absorption spectra due to two-magnon processes in cycloidal spin magnets

  ORAL

  March 12, 2008, 2:42 PM – March 12, 2008, 2:54 PM

  Authors

  • Shin Miyahara

    • Multiferroics Project (MF), ERATO, Japan Science and Technology Agency (JST)

  • Nobuo Furukawa

    • Aoyama Gakuin University

  View abstract →

• Resonant magnetic scattering of multiferroic HoMnO$_{3}$ in an applied electric field

  ORAL

  March 12, 2008, 2:54 PM – March 12, 2008, 3:06 PM

  Authors

  • S. Nandi

    • Ames Laboratory and Dept. of Physics and Astronomy, Iowa State Univ.

  • A. kreyssig

    • Ames Laboratory and Dept. of Physics and Astronomy, Iowa State Univ.

  • L. Tan

    • Ames Laboratory and Dept. of Physics and Astronomy, Iowa State Univ.

  • J.W. Kim

    • Ames Laboratory and Dept. of Physics and Astronomy, Iowa State Univ.

  • J.Q. Yan

    • Ames Laboratory and Dept. of Physics and Astronomy, Iowa State Univ.

  • J.C. Lang

    • Advanced Photon Source, Argonne National Laboratory

  • D. Haskel

    • Advanced Photon Source, Argonne National Laboratory

  • R.J. McQueeney

    • Ames Laboratory and Dept. of Physics and Astronomy, Iowa State Univ.

  • A.I. Goldman

    • Ames Laboratory and Dept. of Physics and Astronomy, Iowa State Univ.

  View abstract →

• Enhanced ferroelectric polarization by induced Dy spin-order in multiferroic DyMnO$_{3}$

  ORAL

  March 12, 2008, 3:06 PM – March 12, 2008, 3:18 PM

  Authors

  • O. Prokhnenko

  • R. Feyerherm

  • E. Dudzik

  • S. Landsgesell

  • N. Aliouane

    • Hahn-Meitner-Institut, Glienicker Str. 100, Berlin D-14109, Germany

  • L.C. Chapon

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

  • D.N. Argyriou

    • Hahn-Meitner-Institut, 100 Glienicker str, Berlin, Germany
    • HMI
    • Hahn-Meitner-Institut, Glienicker Str. 100, Berlin D-14109, Germany
    • Hahn-Meitner-Institut
    • HMI, Berlin, Germany

  View abstract →

• Electrically driven spin excitation in a ferroelectric magnet DyMnO$_{3}$

  ORAL

  March 12, 2008, 3:18 PM – March 12, 2008, 3:30 PM

  Authors

  • Y. Kaneko

    • Multiferroics Project, ERATO, JST

  • N. Kida

    • Multiferroics Project, ERATO, JST

  • Y. Ikebe

    • Univ. Tokyo

  • Y. Takahashi

    • Multiferroics Project, ERATO, JST

  • J.P. He

    • Multiferroics Project, ERATO, JST

  • Y. Yamasaki

    • Univ. Tokyo

  • R. Shimano

    • Multiferroics Project, ERATO, JST and Univ. Tokyo

  • T. Arima

    • Tohoku Univ.

  • N. Nagaosa

    • Univ. Tokyo and RIKEN

  • Y. Tokura

    • ERATO-JST, Univ. Tokyo, and RIKEN

  View abstract →

• Spin structures of magnetic phases in YMn2O5

  ORAL

  March 12, 2008, 3:30 PM – March 12, 2008, 3:42 PM

  Authors

  • J.-H. Kim

    • University of Virginia

  • S.-H. Lee

    • University of Virginia

  • S. Wakimoto

    • JAEA

  • M. Matsuda

    • JAEA

  • H. Kimura

    • Tohoku University

  • Y. Noda

    • Tohoku University

  • S. Juerg

    • PSI

  • M. Kenzelmann

    • LNS, ETHZ \& PSI, PSI, Switzerland
    • ETH/PSI

  • C.F. Majkrzak

    • NIST

  • S.-I. Park

    • KAERI

  • S. Park

    • Rutgers University

  • 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

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• Magnetic domains in multiferroic YMn$_$2O$_5$ probed by Spherical Neutron Polarimetry under electric field

  ORAL

  March 12, 2008, 3:42 PM – March 12, 2008, 3:54 PM

  Authors

  • Carlo Vecchini

    • ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, Oxfordshire, OX11 0QX, UK

  • Laurent Chapon

    • ISIS Facility, Rutherford Appleton Laboratory
    • ISIS, Rutherford Appleton Laboratory
    • ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, Oxfordshire, OX11 0QX, UK
    • ISIS Facility, STFC-RAL, Didcot,OX110QX, UK

  • Paolo Radaelli

    • ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, Oxfordshire, OX11 0QX, UK

  • Aziz Daoud-Aladine

    • ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, Oxfordshire, OX11 0QX, UK

  • Jane Brown

    • Institut Laue-Langevin, 6, rue Jules Horowitz, BP156-38042 Grenoble Cedex 9 - France

  • Tapan Chatterji

    • Institut Laue-Langevin, 6, rue Jules Horowitz, BP156-38042 Grenoble Cedex 9 - France

  • S. Park

    • Rutgers Univ.
    • Department of Physics and 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 →

• Electromagnon H-T phase diagram of multiferroic TbMn$_2$O$_5$

  ORAL

  March 12, 2008, 3:54 PM – March 12, 2008, 4:06 PM

  Authors

  • Dennis Drew

  • Andrei Sushkov

  • Rolando Valdes Aguilar

    • Department of Physics, University of Maryland, College Park MD

  • Soongyong Park

  • Sang-Wook Cheong

    • Rutgers University, Piscataway, NJ

  View abstract →

• Far Infrared Anomalies in Orthorhombic Multiferroics (Bi,Pr)Mn$_{2}$O$_{5}$

  ORAL

  March 12, 2008, 4:06 PM – March 12, 2008, 4:18 PM

  Authors

  • N.E. Massa

    • LANAIS EFO-CEQUINOR, UNLP, CP 962, 1900, La Plata, Argentina

  • D. de Sousa Meneses

    • CNRS- CRMHT-F45071, Orleans, France

  • P. Echegut

    • CNRS- CRMHT-F45071, Orleans, France

  • M.J. Mart\'Inez-Lope

    • CSIC-ICMM-Cantoblanco, E28049 Madrid, Spain

  • J.A. Alonso

    • CSIC-ICMM-Cantoblanco, E28049 Madrid, Spain

  View abstract →

• Magnetic X-ray scattering in multiferroic HoMn2O5

  ORAL

  March 12, 2008, 4:18 PM – March 12, 2008, 4:30 PM

  Authors

  • Laurent Chapon

    • ISIS Facility, Rutherford Appleton Laboratory
    • ISIS, Rutherford Appleton Laboratory
    • ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, Oxfordshire, OX11 0QX, UK
    • ISIS Facility, STFC-RAL, Didcot,OX110QX, UK

  • Guillaume Beutier

    • Diamond Light Source, Rutherford Appleton Laboratory

  • Alessandro Bombardi

    • Diamond Light Source, Rutherford Appleton Laboratory

  • Carlo Vecchini

    • ISIS, Rutherford Appleton Laboratory

  • Paolo Radaelli

    • ISIS, Rutherford Appleton Laboratory

  • S. Park

    • Rutgers University

  • Sang-Wook Cheong

    • Rutgers University

  View abstract →