Ferroelectric and Structural Phase Transitions

Presentations

• Magnetic and magnetoelectric excitations in multiferroic BiFeO$_{3}$

  ORAL

  March 25, 2011, 8:00 AM – March 25, 2011, 8:12 AM

  Authors

  • D. Talbayev

    • Yale University
    • CINT, Los Alamos National Laboratory

  • Stuart A. Trugman

  • Antoinette J. Taylor

    • Los Alamos National Laboratory

  • Seongsu Lee

  • Sang-Wook Cheong

    • Rutgers University

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• Size-dependent infrared phonon modes and ferroelectric phase transition in BiFeO$_3$ nanoparticles

  ORAL

  March 25, 2011, 8:12 AM – March 25, 2011, 8:24 AM

  Authors

  • Peng Chen

    • University of Tennessee

  • Xiaoshan Xu

    • University of Tennessee

  • Christopher Koenigsmann

    • University of Tennessee

  • Alexander C. Santulli

    • University of Tennessee

  • Stanislaus S. Wong

    • University of Tennessee

  • Janice L. Musfeldt

    • University of Tennessee

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• Remarkably robust ferroelectric state in multiferroic Mn$_{1-x}$Zn$_x$WO$_4$

  ORAL

  March 25, 2011, 8:24 AM – March 25, 2011, 8:36 AM

  Authors

  • Bernd Lorenz

    • Department of Physics and TcSUH at the University of Houston
    • Department of Physics, TcSUH, University of Houston
    • Univ of Houston
    • TCSUH and Department of Physics, University of Houston, Houston, Texas 77024-5002, USA
    • Dept. of Physics and TcSUH, University of Houston

  • R.P. Chaudhury

  • Y.Q. Wang

  • Y.Y. Sun

  • C.W. Chu

    • Dept. of Physics and TCSUH, Univ. of Houston, Houston, TX 77204-5002

  • F. Ye

  • H.A. Mook

    • Neutron Scattering Science Division, ORNL, Oak Ridge, TN 37831

  • J.A. Fernandez-Baca

    • Dept. of Physics and Astronomy, Univ. of Tennessee, Knoxville, TN 37996

  View abstract →

• Ferroelectricity in CaTiO$_{3}$ Single Crystal Surfaces and Thin Films and Probed by Nonlinear Optics and Raman Spectroscopy

  ORAL

  March 25, 2011, 8:36 AM – March 25, 2011, 8:48 AM

  Authors

  • Eftihia Vlahos

    • The Pennsylvania State University
    • Pennsylvania State University, University Park, Pennsylvania 16802, USA

  • Tom Lummen

    • The Pennsylvania State University
    • Pennsylvania State University, University Park, Pennsylvania 16802, USA

  • Ryan Haislmaier

    • The Pennsylvania State University

  • Sava Denev

    • The Pennsylvania State University
    • The Pennsylvania State University, University Park, PA
    • Pennsylvania State University, University Park, Pennsylvania 16802, USA

  • Charles Brooks

    • The Pennsylvania State University

  • M.D. Biegalski

    • Oak Ridge National Lab
    • Oak Ridge National Laboratory

  • Darrell Schlom

    • Cornell University
    • Cornell University, NY

  • Carl-Johan Eklund

    • Rutgers University

  • Karin M. Rabe

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

  • Craig Fennie

    • Cornell University
    • Cornell University, NY
    • School of Applied and Engineering Physics, Cornell University
    • School of Applied and Engineering Physics, Cornell University, Ithaca, NY

  • Venkatraman Gopalan

    • The Pennsylvania State University
    • The Pennsylvania State University, University Park, PA
    • Pennsylvania State University
    • Pennsylvania State University, University Park, Pennsylvania 16802, USA

  View abstract →

• Phase transitions in relaxors as seen by neutron scattering

  ORAL

  March 25, 2011, 8:48 AM – March 25, 2011, 9:00 AM

  Authors

  • Severian Gvasaliya

    • Laboratorium f\"ur Festk\"orperphysik, ETH H\"onggerberg, Z\"urich, Switzerland

  • Roger Cowley

    • Clarendon Laboratory, Physics Department, Oxford University, UK

  • Sergey Lushnikov

    • Ioffe Physico-Technical Institute, St Petersburg, Russia

  • Bertrand Roessli

    • Laboratory for Neutron Scattering, Paul Scherrer Institut, Villigen PSI, Switzerland

  • Gelu-Marius Rotaru

    • Empa, Laboratory for Protection and Physiology, St Gallen, Switzerland

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• ABSTRACT WITHDRAWN

  March 25, 2011, 9:00 AM – March 25, 2011, 9:12 AM

  View abstract →

• Elastic collapse and avalanche criticality near a Mott transition

  ORAL

  March 25, 2011, 9:12 AM – March 25, 2011, 9:24 AM

  Authors

  • J.L. Smith

  • Douglas Safarik

    • Los Alamos National Laboratory

  • Jason Lashley

    • Los Alamos
    • Los Alamos National Laboratory

  • E.K.H. Salje

    • Cambridge

  • C.P. Opeil

    • Boston College

  • Peter Riseborough

    • Temple University
    • Physics Department Temple University

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• Calculated temperature dependence of elastic constants and phonon dispersion of hcp and bcc beryllium

  ORAL

  March 25, 2011, 9:24 AM – March 25, 2011, 9:36 AM

  Authors

  • Steven Hahn

    • Ames Laboratory and Iowa State University

  • Sergiu Arapan

    • Uppsala University

  • Bruce Harmon

    • Ames Laboratory and Iowa State University

  • Olle Eriksson

    • Uppsala University

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• Influence of the Magnetic State on the Chemical Order-Disorder Transition Temperature in Fe-Ni Permalloy

  ORAL

  March 25, 2011, 9:36 AM – March 25, 2011, 9:48 AM

  Authors

  • Marcus Ekholm

    • Link\"oping University, Sweden

  • Helena Zapolsky

    • Universit\'e de Rouen, France

  • Andrei Ruban

    • Royal Institute of Technology, Sweden

  • Iryna Vernyhora

    • Universit\'e de Rouen, France

  • Denis Ledue

    • Universit\'e de Rouen, France

  • Igor Abrikosov

    • Link\"oping University, Sweden

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• Structural and magnetic properties of Ni$_2$MnGa from first-principles

  ORAL

  March 25, 2011, 9:48 AM – March 25, 2011, 10:00 AM

  Authors

  • Vamshi Katukuri

    • CEMS University of Minnesota

  • Burak Himmetoglu

    • CEMS University of Minnesota

  • Matteo Cococcioni

    • CEMS University of Minnesota
    • University of Minnesota

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• ABSTRACT WITHDRAWN

  March 25, 2011, 10:00 AM – March 25, 2011, 10:12 AM

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• Origin of ``aging'' in shape-memory alloys

  ORAL

  March 25, 2011, 10:12 AM – March 25, 2011, 10:24 AM

  Authors

  • Xiangdong Ding

    • Los Alamos National Laboratory

  • Junkai Deng

    • Xi'an Jiaotong University,China

  • Turab Lookman

    • Los Alamos National Laboratory
    • Theoretical Division, Los Alamos National Laboratory, USA

  • Avadh Saxena

    • Los Alamos National Laboratory

  • Xiaobing Ren

    • National Institute for materials science, Japan

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• Microstructure from ferroelastic transitions using strain pseudospin clock models in two and three dimensions

  ORAL

  March 25, 2011, 10:24 AM – March 25, 2011, 10:36 AM

  Authors

  • Turab Lookman

    • Los Alamos National Laboratory
    • Theoretical Division, Los Alamos National Laboratory, USA

  • Romain Vasseur

    • Ecole Normale Superieur, Paris

  • Subodh Shenoy

    • School of Physics, University of Hyderabad

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• Symmetry breaking in amorphous solids undergoing martensitic phase transformation - a relation to Landau's theory

  ORAL

  March 25, 2011, 10:36 AM – March 25, 2011, 10:48 AM

  Authors

  • Michael Fischlschweiger

    • Materials Center Leoben Forschung
    • Materials Center Leoben Forschung GmbH

  • Eduard Oberaigner

    • University of Leoben, Institute of Mechanics

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• Probing driven first order structural transitions with resistivity noise

  ORAL

  March 25, 2011, 10:48 AM – March 25, 2011, 11:00 AM

  Authors

  • U. Chandni

    • Indian Institute of Science

  • Arindam Ghosh

    • Indian Institute of Science
    • Department of Physics, Indian Institute of Science, Bangalore 560012, India

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