Focus Session: Dielectric, Ferroelectric, and Piezoelectric Oxides - Lattice Dynamics

Presentations

• Dynamical couplings in ferroelectrics and multiferroics

  COFFEE_KLATCH · Invited

  Feb. 27, 2012, 2:30 PM – Feb. 27, 2012, 3:06 PM

  Authors

  • Dawei Wang

    • Xi`an Jiaotong University

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• A-site ion vibrational modes in ABO3 polar perovskites

  COFFEE_KLATCH · Invited

  Feb. 27, 2012, 3:06 PM – Feb. 27, 2012, 3:42 PM

  Authors

  • Jirka Hlinka

    • Institute of Physics ASCR, Na Slovance 2, 182 21 Prague 8
    • Institute of Physics, Czech Academy of Sciences (ASCR)

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• Fully-atomistic first-princples approach to the temperature-dependent lattice-dynamical properties of perovskite oxides

  ORAL

  Feb. 27, 2012, 3:42 PM – Feb. 27, 2012, 3:54 PM

  Authors

  • Mathias Ljungberg

    • ICMAB-CSIC

  • Jacek Wojdel

    • ICMAB-CSIC, Campus de la UAB, 08193 Bellaterra
    • ICMAB-CSIC

  • Jorge Iniguez

    • ICMAB-CSIC, Spain
    • ICMAB-CSIC, Campus de la UAB, 08193 Bellaterra
    • ICMAB-CSIC

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• Lattice dynamics of cubic PbTiO$_3$

  ORAL

  Feb. 27, 2012, 3:54 PM – Feb. 27, 2012, 4:06 PM

  Authors

  • Izumi Tomeno

    • Akita University

  • Jaime A. Fernandez-Baca

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

  • Karol J. Marty

    • Oak Ridge National Laboratory
    • ORNL

  • Yorihiko Tsunoda

    • Waseda University

  • Kunihiko Oka

    • AIST

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• BaTiO$_{3}$ nanocrystals studied by Raman spectroscopy

  ORAL

  Feb. 27, 2012, 4:06 PM – Feb. 27, 2012, 4:18 PM

  Authors

  • A.K. Farrar

    • Department of Physics, Boise State University
    • Department of Physics, Boise State University, Boise, ID 83725, USA

  • T. Engman

    • Department of Physics, Boise State University

  • D.A. Tenne

    • Department of Physics, Boise State University
    • Department of Physics, Boise State University, Boise, ID 83725, USA

  • S. Adireddy

    • Advanced Materials Research Institute, Department of Chemistry, University of New Orleans

  • G. Caruntu

    • Advanced Materials Research Institute, Department of Chemistry, University of New Orleans

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• Raman spectra and lattice dynamics of disordered complex perovskite BaMg$_{1/3}$Ta$_{2/3}$O$_3$

  ORAL

  Feb. 27, 2012, 4:18 PM – Feb. 27, 2012, 4:30 PM

  Authors

  • Severian Gvasaliya

    • Laboratorium fur Festkorperphysik, ETH Honggerberg, 8093 Zurich, Switzerland

  • Dan H\"uvonen

    • ETH Zurich
    • Laboratorium fur Festkorperphysik, ETH Honggerberg, 8093 Zurich, Switzerland

  • Sergey Lushnikov

    • Ioffe Physico-Technical Institute, 194021, St Petersburg, Russia

  • Elena Popova

    • St. Petersburg State University, Department of Crystallography, 199034, Russia \& Ioffe Physico-Technical Institute, 194021, St Petersburg, Russia

  • Tatiyana Shaplygina

    • Ioffe Physico-Technical Institute, 194021, St Petersburg, Russia

  • Andrey Zheludev

    • Laboratorium fur Festkorperphysik, ETH Honggerberg, 8093 Zurich, Switzerland

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• Frequency shift of Raman modes due to an applied electric field and domain inversion in LiNbO3

  ORAL

  Feb. 27, 2012, 4:30 PM – Feb. 27, 2012, 4:42 PM

  Authors

  • Greg Stone

    • Lehigh University

  • Brian Knorr

    • Lehigh University

  • Venkatraman Gopalan

    • Pennsylvania State University

  • Volkmar Dierolf

    • Lehigh University

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• Infrared phonon anomaly and magnetic excitations in single-crystal Cu$_{3}$Bi(SeO$_{3})_{2}$O$_{2}$Cl

  ORAL

  Feb. 27, 2012, 4:42 PM – Feb. 27, 2012, 4:54 PM

  Authors

  • Kevin H. Miller

    • Department of Physics, University of Florida

  • C. Martin

    • Department of Physics, University of Florida

  • X. Xi

    • Department of Physics, University of Florida

  • H. Berger

    • Ecole Polytechnique Federal de Lausanne

  • G.L. Carr

    • Photon Sciences, Brookhaven National Laboratory

  • D.B. Tanner

    • Department of Physics, University of Florida

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• Hydrogen diffusion and tunneling in KTaO$_{3}$ from first principles

  ORAL

  Feb. 27, 2012, 4:54 PM – Feb. 27, 2012, 5:06 PM

  Authors

  • Hazem Abu Farsakh

    • Materials Department, University of California, Santa Barbara

  • C.G. Van de Walle

    • Materials Department, University of California, Santa Barbara
    • Materials Department, University of California Santa Barbara
    • University of California, Santa Barbara
    • Materials Department, University of California Santa Barbara, CA 93106-5050
    • Materials Department, University of California at Santa Barbara
    • Materials Department, University of California, Santa Barbara, California, CA

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• Scaling of Flat Band Potential and Dielectric Constant as a Function of Ta Concentration in Ta-TiO2 Epitaxial Films

  ORAL

  Feb. 27, 2012, 5:06 PM – Feb. 27, 2012, 5:18 PM

  Authors

  • Y.L. Zhao

    • NUSNNI-NanoCore, NUS

  • A. Roy Barman

    • NUSNNI-NanoCore, NUS

  • S. Dhar

    • NUSNNI-NanoCore, NUS

  • A. Annadi

    • NUSNNI-NanoCore, NUS

  • M. Motapothula

    • CIBA,NUS

  • J.H. Wang

    • Material science, NTU

  • H.B. Su

    • Material science, NTU

  • M. Breese

    • CIBA,NUS

  • T. Venkatesan

    • NUSNNI-NanoCore, NUS

  • Q. Wang

    • Material science, NUS

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• Raman spectroscopic studies of Ti$_{1-x}$Ta$_{x}$O$_{2}$ alloy thin films

  ORAL

  Feb. 27, 2012, 5:18 PM – Feb. 27, 2012, 5:30 PM

  Authors

  • S. Saha

    • NUSNNI-NanoCore, National University of Singapore

  • A. RoyBarman

    • NUSNNI-NanoCore, National University of Singapore

  • C.B. Tay

    • Department of Electrical and Computer Engineering, National Univesity of Singapore

  • T. Sarkar

    • NUSNNI-NanoCore, National University of Singapore

  • Y. Zhao

    • NUSNNI-NanoCore, National University of Singapore

  • S. Tripathy

    • IMRE, A*STAR, Singapore

  • S. Dhar

    • NUSNNI-NanoCore, National University of Singapore

  • - Ariando

    • NUSNNI-NanoCore, National University of Singapore

  • S.J. Chua

    • Department of Electrical and Computer Engineering, National Univesity of Singapore

  • T. Venkatesan

    • NUSNNI-NanoCore, National University of Singapore

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