Focus Session: Layered Manganites

Presentations

• Nonthermal Photoresponse in Epitaxial Thin Films of (La,Pr).67Ca.33MnO4: Correlation with Non-ohmic Electrical Transport and Magnetoresistance

  ORAL

  March 9, 2007, 6:00 AM – March 9, 2007, 6:12 AM

  Authors

  • Anthony Davidson III

    • Towson University

  • Rajeswari Kolagani

    • Towson University
    • Towson U.

  • Grace Yong

    • Towson University

  • Vera Smolyaninova

    • Towson University

  • Mason Overby

    • Towson University (Currently at Purdue University)

  View abstract →

• Evolution of the CO-OO and AF ordering in the single-layer manganite $\rm Pr_{1-x}Ca_{1+x}MnO_4$ near half doping

  ORAL

  March 9, 2007, 6:12 AM – March 9, 2007, 6:24 AM

  Authors

  • F. Ye

    • Oak Ridge National Laboratory

  • J. A. Fernandez-Baca

    • Oak Ridge National Lab.

  • Songxue Chi

  • Pengcheng Dai

    • Univ. of Tennessee, Knoxville

  • J. W. Lynn

    • NIST Center for Neutron Research

  • R. Mathieu

  • Y. Kaneko

    • ERATO-SSS

  • Y. Tokura

    • Univ. of Tokyo

  View abstract →

• Dimensional Crossover of Antiferromagnetism in Half-Doped La$_{0.5}$Sr$_{1.5}$MnO$_{4}$

  ORAL

  March 9, 2007, 6:24 AM – March 9, 2007, 6:36 AM

  Authors

  • Kuo-Sheng Chao

    • National Chiao-Tung Univ., Taiwan

  • J. Okamoto

  • D. J. Huang

    • National Synchrotron Radiation Research Center, Taiwan
    • Natinal Symchrotron Radiation Research Center

  • C. Y. Mou

    • National Tsing Hua Univ., Taiwan

  • H. -J. Lin

  • C. -H. Hsu

    • National Synchrotron Radiation Research Center, Taiwan

  • Y. Kaneko

  • R. Mathieu

    • Spin SuperStructure Project, Japan

  • Y. Tokura

    • Univ. of Tokyo, Japan

  • C. T. Chen

    • National Synchrotron Radiation Research Center, Taiwan

  View abstract →

• Role of oxygen in the orbital ordered state of La$_{0.5}$Sr$_{1.5}$MnO$_4$

  ORAL

  March 9, 2007, 6:36 AM – March 9, 2007, 6:48 AM

  Authors

  • John W. Freeland

    • Advanced Photon Source, Argonne National Laboratory
    • ANL
    • Argonne National Laboratory

  • Michel van Veenendaal

    • Department of Physics, Norther Illinois University

  • Ken Gray

    • Materials Science Division, Argonne National Laboratory

  • Qing'an Li

    • Materials Science Division, Argonne National Laboratory

  • Hong Zheng

    • Materials Science Division, Argonne National Laboratory

  • John F. Mitchell

    • Materials Science Division, Argonne National Laboratory

  View abstract →

• Orbital Ordering in Magnanites Probed with Soft X-Ray Scattering

  ORAL

  March 9, 2007, 6:48 AM – March 9, 2007, 7:00 AM

  Authors

  • Stuart Wilkins

    • Brookhaven National Laboratory

  • Natasa Stojic

    • Abdus Salam International Centre for Theoretical Physics

  • Thomas Beale

    • University of Durham

  • Nadia Bingeli

    • Abdus Salam International Centre for Theoretical Physics

  • Peter Hatton

    • University of Durham

  • D. Prabhakaran

    • University of Oxford

  • Andrew Boothroyd

    • University of Oxford

  • Massimo Altarelli

    • Abdus Salam International Centre for Theoretical Physics

  View abstract →

• Rethinking the Orbital Ordering Transition: Using Coherent Soft X-ray Scattering to Study Dynamics in the CMR Manganites

  ORAL

  March 9, 2007, 7:00 AM – March 9, 2007, 7:12 AM

  Authors

  • Joshua Turner

    • University of Oregon and Advanced Light Source

  • Jessica Thomas

    • Brookhaven Lab

  • John Hill

    • Brookhaven Lab

  • Mark Pfeifer

    • University of Oregon and Advanced Light Source

  • Karine Chesnel

    • Advanced Light Source

  • Y. Tokura

    • Correlated Electron Research Center and University of Tokyo

  • Y. Tomioka

    • Correlated Electron Research Center

  • Steve Kevan

    • University of Oregon

  View abstract →

• Resonant soft x-ray scattering study on antiferromagnetic ordering of LaSr$_2$Mn$_2$O$_7$

  ORAL

  March 9, 2007, 7:12 AM – March 9, 2007, 7:24 AM

  Authors

  • Jun-Sik Lee

    • eSSC and Dept. of Physics, POSTECH
    • Department of Physics and eSSC, Pohang University of Science and Technology, Pohang, Korea

  • J. Koo

    • eSSC and Dept. of Physics, POSTECH

  • Hoyoung Jang

    • eSSC and Dept. of Physics, POSTECH
    • Department of Physics and eSSC, Pohang University of Science and Technology, Pohang, Korea

  • Kyung-Tae Ko

    • eSSC and Dept. of Physics, POSTECH
    • Department of Physics and eSSC, Pohang University of Science and Technology, Pohang, Korea

  • H. J. Lee

    • eSSC and Dept. of Physics, POSTECH

  • Y. H. Jeong

    • eSSC and Dept. of Physics, POSTECH

  • K.-B. Lee

    • eSSC and Dept. of Physics, POSTECH

  • J.-H. Park

    • eSSC and Dept. of Physics, POSTECH

  • J.-Y. Kim

  • Y. Bang

    • Dept. of Physics, Chonnam National University

  • T. Kimura

    • Dept. of Applied Physics, University of Tokyo

  • Y. Tokura

    • Dept. of Applied Physics, University of Tokyo

  View abstract →

• Reentrant orbital order and the true ground state of LaSr$_{2}$Mn$_{2}$O$_{7}$.

  ORAL

  March 9, 2007, 7:24 AM – March 9, 2007, 7:36 AM

  Authors

  • S. Nyborg Ancona

    • Argonne National Laboratory

  • S. Rosenkranz

  • R. Osborn

  • K. E. Gray

  • H. Zheng

  • Qing'An Li

  • J. F. Mitchell

    • Materials Sciences Division, Argonne National Laboratory, Argonne, IL 60439, U.S.A.

  • Y. Chen

  • J. Lynn

    • NIST Center for Neutron Research, Gaithersburg, MD 20899, U.S.A.

  View abstract →

• Exotic Bilayer Manganite Phase Diagram near x=0.6 Hole Doping.

  ORAL

  March 9, 2007, 7:36 AM – March 9, 2007, 7:48 AM

  Authors

  • Kenneth Gray

    • Argonne National Laboratory

  • Hong Zheng

    • Argonne National Laboratory

  • Qing'An Li

    • Argonne National Laboratory

  • John Mitchell

    • Materials Science Division, Argonne National Laboratory
    • Argonne National Lab.
    • Argonne National Laboratory
    • Argonne National Lab

  • S. Nyborg Ancona

    • Argonne National Laboratory

  • Stephan Rosenkranz

    • Argonne National Laboratory
    • Argonne Nat. Lab., Mat. Sci. Div.
    • Materials Science Division, Argonne National Laboratory

  • Ray Osborn

    • Argonne National Laboratory
    • Argonne Nat. Lab., Mat. Sci. Div.

  View abstract →

• Polarized transmission EXAFS study of single crystal La$_{2-2x}$Sr$_{1+2x}$Mn$_{2}$O$_{7 }$ as a function of temperature

  ORAL

  March 9, 2007, 7:48 AM – March 9, 2007, 8:00 AM

  Authors

  • Jesse Guzman

    • UC Santa Cruz

  • Geza Kurczveil

    • UC Santa Cruz

  • Lisa Downward

    • UC Santa Cruz
    • Physics Dept., University of California, Santa Cruz

  • F. Bridges

    • UC Santa Cruz
    • Physics Dept., University of California, Santa Cruz

  • John Mitchell

    • Materials Science Division, Argonne National Laboratory
    • Argonne National Lab.
    • Argonne National Laboratory
    • Argonne National Lab

  • Hong Zheng

    • Argonne National Lab.
    • Materials Science Division, Argonne National Laboratory

  View abstract →

• Magnetic momentum density, Fermi surface and directional magnetic Compton profiles in LaSr$_{2}$Mn$_{2}$O$_{7}$ and La$_{1.2}$Sr$_{1.8}$Mn$_2$O$_7$

  ORAL

  March 9, 2007, 8:00 AM – March 9, 2007, 8:12 AM

  Authors

  • P. E. Mijnarends

    • Delft University of Technology and Northeastern U.

  • S. Kaprzyk

    • Northeastern U. and AGH (Poland)

  • B. Barbiellini

    • Northeastern U.

  • A. Bansil

    • Northeastern U.

  • Yinwan Li

    • U. of Illinois Chicago and Argonne Nat. Lab.

  • J.F. Mitchell

    • Argonne Nat. Lab.

  • P.A. Montano

    • U. of Illinois Chicago and USDOE

  View abstract →

• Optic phonon anomaly as a precursor to polaron formation in a layered CMR manganite.

  ORAL

  March 9, 2007, 8:12 AM – March 9, 2007, 8:24 AM

  Authors

  • Dmitry Reznik

    • Forschungszentrum Karlsruhe

  • Frank Weber

    • Forschungszentrum Karlsruhe

  • Nadir Aliouane

    • Hahn-Meitner Institut

  • Dimitri Argyriou

    • Hahn-Meitner Institut

  • Marcus Braden

    • Physikalisches Institut, Universit\"at zu K\"oln

  • Winfried Reichardt

    • Forschungszentrum Karlsruhe

  View abstract →

• A local metallic state in globally insulating La$_{1.24}$Sr$_{1.76}$Mn$_{2}$O$_{7}$ well above the metal-insulator transition

  ORAL

  March 9, 2007, 8:24 AM – March 9, 2007, 8:36 AM

  Authors

  • Zhe Sun

  • J. Fraser Douglas

    • University of Colorado at Boulder

  • A. V. Fedorov

    • Lawrence Berkeley National Laboratory

  • Yi-De Chuang

    • Advanced Light Source, Lawrence Berkeley National Laboratory

  • Hong Zheng

    • Argonne National Lab.
    • Materials Science Division, Argonne National Laboratory

  • John Mitchell

    • Materials Science Division, Argonne National Laboratory
    • Argonne National Lab.
    • Argonne National Laboratory
    • Argonne National Lab

  • D. S. Dessau

    • University of Colorado at Boulder

  View abstract →

• Angle resolved photoemission studies of colossal magnetoresistive bilayer manganites

  ORAL

  March 9, 2007, 8:36 AM – March 9, 2007, 8:48 AM

  Authors

  • Norman Mannella

  • Wanli Yang

  • Kiyohisa Tanaka

  • Xingjiang Zhou

  • Jennifer Zheng

  • John Mitchell

  • Jan Zaanen

  • Tom Devereaux

  • Naoto Nagaosa

  • Zahid Hussain

  • Zhi-Xun Shen

    • Lawrence Berkeley National Laboratory

  View abstract →

• Energy Range of State Conservation for Coulomb Interaction Effects in $La_{1.28}Sr_{1.72}Mn_2O_7$

  ORAL

  March 9, 2007, 8:48 AM – March 9, 2007, 9:00 AM

  Authors

  • Daniel Mazur

    • Argonne National Laboratory

  • K. E. Gray

    • Argonne National Laboratory

  • J. F. Zasadzinski

    • Illinois Institute of Technology

  • L. Ozyuzer

    • Izmir Institute of Technology

  • I. Beloborodov

    • Argonne National Laboratory

  • H. Zheng

    • Argonne National Laboratory

  • J. F. Mitchell

    • Argonne National Laboratory

  View abstract →