Focus Session: Multiferroics I

Presentations

• Local Structure of the Multiferroic System RMn$_2$O$_5$

  ORAL

  March 13, 2006, 2:30 PM – March 13, 2006, 2:42 PM

  Authors

  • T. Tyson

    • New Jersey Institute of Technology, Applied Physics
    • New Jersey Institute of Technology
    • Department of Physics, New Jersey Institute of Technology, Newark, New Jersey 07102

  • Qing Qian

    • NJIT

  • Alexander Ignatov

    • Case Western University

  • Soonyong Park

  • Sang-Wook Cheong

    • Rutgers University

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• Ferroelectricity induced by acentric spin-density waves in YMn2O5

  ORAL

  March 13, 2006, 2:42 PM – March 13, 2006, 2:54 PM

  Authors

  • Graeme R. Blake

    • ISIS Facility, Rutherford Appleton Laboratory

  • Laurent C. Chapon

    • ISIS Facility, Rutherford Appleton Laboratory, UK

  • Paolo G. Radaelli

    • ISIS, Rutherford Appleton Laboratory
    • ISIS Facility, Rutherford Appleton Laboratory, UK
    • ISIS-Rutherford Laboratory

  • S. Park

    • Rutgers University, USA

  • Sang-Wook Cheong

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

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• X-ray and neutron scattering studies of the magnetoelectric DyMn$_2$O$_5$

  ORAL

  March 13, 2006, 2:54 PM – March 13, 2006, 3:06 PM

  Authors

  • V. Kiryukhin

  • A. Borissov

  • S-W. Cheong

    • Rutgers University

  • W. Ratcliff II

  • S.-H. Lee

    • NIST

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• Structural anomalies at the magnetic and ferroelectric transitions in RMn$_{2}$O$_{5}$

  ORAL

  March 13, 2006, 3:06 PM – March 13, 2006, 3:18 PM

  Authors

  • B. Lorenz

  • C.R. dela Cruz

  • F. Yen

  • Y.Y. Sun

  • C.W. Chu

    • Dept. of Physics, University of Houston

  • S. Park

  • S-W. Cheong

    • Dept. of Physics and Astronomy and RCEM, Rutgers University

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• The Pressure Effect on the Ferroelectricity in Multiferroic $R$Mn$_{2}$O$_{5}$ ($R$=Tb, Dy, Ho)

  ORAL

  March 13, 2006, 3:18 PM – March 13, 2006, 3:30 PM

  Authors

  • Clarina dela Cruz

  • B. Lorenz

  • Paul C.W. Chu

    • Dept. of Physics and TCSUH, University of Houston
    • Texas Center for Superconductivity, University of Houston, Houston, TX 77204-5002
    • University of Houston

  • Soon Yong Park

  • Sang-Wook Cheong

    • Dept. of Physics and Astronomy and RCEM, Rutgers University

  • Marin Gospodinov

    • Inst. of Solid State Physics, Bulgarian Academy of Sciences

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• High Magnetic Field Investigations of Multiferroic RMn2O5 (R=Tb, Dy, Bi, and Y)

  ORAL

  March 13, 2006, 3:30 PM – March 13, 2006, 3:42 PM

  Authors

  • Kee Hoon Kim

    • School of Physics and CSCMR, Seoul National University

  • S. Y. Haam

  • J. W. Kim

  • Y. S. Oh

    • Seoul National University

  • N. Hur

  • S. Park

  • S.-W. Cheong

    • Rutgers University

  • P. A. Sharma

  • N. Harrison

  • A. Migliori

    • NHMFL, Los Alamos National Laboratory

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• Phonon anisotropy in ZnCr$_2$O$_4$ from first principles

  ORAL

  March 13, 2006, 3:42 PM – March 13, 2006, 3:54 PM

  Authors

  • Craig J. Fennie

    • RutgersUniversity

  • Karin M. Rabe

    • Rutgers University, 136 Frelinghuysen Rd., Piscataway 08854, New Jersey

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• IR phonons induced by the helical magnetic order in multiferroic TbMn$_2$O$_5$

  ORAL

  March 13, 2006, 3:54 PM – March 13, 2006, 4:06 PM

  Authors

  • Rolando Valdes Aguilar

  • A. Sushkov

  • H.D. Drew

    • University of Maryland. College Park, MD 20742

  • S.W. Cheong

    • Rutgers University. Piscataway, NJ 08854

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• Microwave dielectric constant measurements of multiferroic TbMn$_{2}$O$_{5}$

  ORAL

  March 13, 2006, 4:06 PM – March 13, 2006, 4:18 PM

  Authors

  • Samuel Lofland

    • Rowan Univ.
    • Rowan University

  • A Sushkov

    • Materials Research Science and Engineering Center, University of Maryland
    • University of Maryland

  • H.D. Drew

    • Physics Dept., Univ. of Maryland, College Park, MD
    • Department of Physics, University of Maryland, College Park, Maryland 20742, USA
    • Physics Department, University of Maryland, College Park, MD 20742
    • University of Maryland, College Park, MD 20742
    • Department of Physics, University of Maryland, College Park, Maryland 20742 USA
    • University of Maryland

  • Sang-Wook Cheong

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

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• Phonon coupling to the Tb spin in multiferroic TbMn2O5

  ORAL

  March 13, 2006, 4:18 PM – March 13, 2006, 4:30 PM

  Authors

  • Young-noh Yoon

  • A Sushkov

    • Materials Research Science and Engineering Center, University of Maryland
    • University of Maryland

  • R. Valdes Aguilar

  • H.D. Drew

    • MRSEC, University of Maryland

  • N. Hur

  • S.W. Cheong

    • Rutgers University

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• Temperature depending studies of multiferroic TbMnO$_3$ by spectral ellipsometry and Raman scattering

  ORAL

  March 13, 2006, 4:30 PM – March 13, 2006, 4:42 PM

  Authors

  • Ilka Mahns

    • Institute of Applied Physics, University of Hamburg, Germany

  • M. Bastjan

  • R. Rauer

  • G. Neuber

  • B. Schulz

  • S. Mueller

  • A. Rusydi

  • M. Ruebhausen

    • e 11, D-20355 Hamburg, Germany

  • D. N. Argyriou

    • Hahn-Meitner Institute, Germany

  • M. Kim

  • H. Barath

  • S.L. Cooper

    • Dept. of Physics and Frederick Seitz Materials Research Laboratory, University of Illinois at Urbana-Champaign

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• Investigation of coupling between antiferromagnetic and ferroelectric orders in TbMnO$_{3}$ using magnetic field dependent Raman scattering

  ORAL

  March 13, 2006, 4:42 PM – March 13, 2006, 4:54 PM

  Authors

  • Harini Barath

  • Minjung Kim

  • S.L. Cooper

    • Dept. of Physics and Frederick Seitz Materials Research Laboratory, University of Illinois at Urbana-Champaign, Urbana, Illinois 61801

  • I. Mahns

  • M. Ruebhausen

    • Institut fur Angewandte Physik, Univeristat Hamburg, Jungiusstrasse 11, D-20355 Hamburg, Germany

  • D.N. Argyriou

    • Hahn-Meitner Institut, Glienicker Str. 100, D-15109 Berlin, Germany

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• Dielectric properties of TbMnO$_{3}$ and La(Sr,Ca)$_{0.3}$MnO$_{3 }$-- evidence for spectral weight changes up to 20 eV.

  ORAL

  March 13, 2006, 4:54 PM – March 13, 2006, 5:06 PM

  Authors

  • S. M\"{u}ller

  • M. Rubhausen

  • R. Rauer

  • A. Rusydi

  • M. Bastjan

  • G. Neuber

  • S. Dastjani-Faharani

  • B. Schulz

  • S. Singer

  • A. Lichtenstein

    • Universit\"{a}t Hamburg

  • D. Argyriou

    • Hahn-Meitner Institut, Berlin

  • K. D\"{o}rr

    • IFW, Dresden

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• The role of lattice distortions in magnetoelectrics

  ORAL

  March 13, 2006, 5:06 PM – March 13, 2006, 5:18 PM

  Authors

  • Turab Lookman

  • Avadh Saxena

    • Los Alamos National Lab

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• Field induced linear magneto-elastic coupling in multiferroic TbMnO$_{3}$

  ORAL

  March 13, 2006, 5:18 PM – March 13, 2006, 5:30 PM

  Authors

  • Nadir Aliouane

  • Dimitri Argyriou

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

  • J. Strempfer

  • I. Zegkinoglou

    • Max-Planck-Institut fur Festkorperforschung,Heisenbergstrasse 1, 70569 Stuttgart, Germany

  • M. v. Zimmerman

    • HASYLAB at Deutsches Elektronen-Synchrotron DESY, Notkestr. 85, 22603 Hamburg, Germany

  View abstract →