Session B13: Focus Session: Cobaltates and Manganites

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Sponsoring Units: DMP GMAG
Chair: Weida Wu, Rutgers University
Colorado Convention Center - Korbel 4C


Monday, March 5, 2007
11:15AM - 11:27AM

B13.00001: Tuning Physical Properties via Isovalent Doping in Ba$_{2-x}$Sr$_{x}$CoO$_{4}$
Hao Sha , Jiandi Zhang , Q. Huang , V.O. Garlea , B.C. Sales , D. Mandrus , R. Jin

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Monday, March 5, 2007
11:27AM - 11:39AM

B13.00002: Spin-state transitions and magnetic polaron in lightly doped La$_{1-x}$Sr$_{x}$CoO$_{3}$.
A. Podlesnyak , M.W. Haverkort , K. Conder , E. Pomyakushina , Daniel Khomskii

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Monday, March 5, 2007
11:39AM - 11:51AM

B13.00003: Incommensurate Spin Correlations in La$_{1-x}$Sr$_{x}$CoO$_{3}$
D. Phelan , D. Louca , K. Kamazawa , S.-H. Lee , S. Rosenkranz , J.F. Mitchell , S.N. Ancona , M.F. Hundley , Y. Motome , Y. Moritomo

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Monday, March 5, 2007
11:51AM - 12:03PM

B13.00004: A non-Griffiths-like clustered phase above the Curie temperature of the doped perovskite cobaltite La$_{1-x}$Sr$_{x}$CoO$_{3}$
Chunyong He , Maria Torija , Jing Wu , Jeff Lynn , John Mitchell , Chris Leighton

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Monday, March 5, 2007
12:03PM - 12:39PM

B13.00005: Competing ferromagnetic and incommensurate order in perovskite cobaltites La$_{1-x}$Sr$_x$CoO$_3$
Invited Speaker: Stephan Rosenkranz

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Monday, March 5, 2007
12:39PM - 12:51PM

B13.00006: Thickness dependence of the structural, magnetic, and electronic, properties of epitaxial La$_{0.5}$Sr$_{0.5}$CoO$_{3}$ films on SrTiO$_{3}$(001) substrates
Manish Sharma , Maria Torijja , Chris Leighton

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Monday, March 5, 2007
12:51PM - 1:03PM

B13.00007: Fabrication, characterization, and magnetic and electronic properties of epitaxial La$_{0.5}$Sr$_{0.5}$CoO$_{3}$ films
M.A. Torija , M. Sharma , J. Wu , C. Leighton

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Monday, March 5, 2007
1:03PM - 1:15PM

B13.00008: Doping Dependence of Polaron Hopping Energies in La$_{1-x}$Ca$_x$MnO$_3$ ($0\leq x\leq 0.15$)
Krishna Neupane , Joshua Cohn , John Neumeier

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Monday, March 5, 2007
1:15PM - 1:27PM

B13.00009: Magnetic susceptibility of La$_{0.7}$Ca$_{0.3}$MnO$_3$ at very low magnetic fields in the vicinity of the ferromagnetic transition
John J. Neumeier , Jose A. Souza , Yi-Kuo Yu

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Monday, March 5, 2007
1:27PM - 1:39PM

B13.00010: Critical Exponents and Pressure Dependence of $T_c$ of La(Ca)MnO$_3$
Jose A. Souza , B. D. White , J. J. Neumeier , Y.-K. Yu , C. A. M. dos Santos

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Monday, March 5, 2007
1:39PM - 1:51PM

B13.00011: High Pressure Effects on Structural and Transport of self-doped Manganite La$_{0.9}$MnO$_{3}$
Zhiqiang Chen , Trevor Tyson , Zhong Zhong

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Monday, March 5, 2007
1:51PM - 2:03PM

B13.00012: Effects of internal structural parameters on the properties of Ba-substituted La$_{0.5}$Sr$_{0.5}$MnO$_{3}$
Omar Chmaissem , Bogdan Dabrowski , Stanislaw Kolesnik , Leopoldo Suescun , James Mais , Timothy Maxwell , James D. Jorgensen

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Monday, March 5, 2007
2:03PM - 2:15PM

B13.00013: Structural and magnetic properties of SrMn$_{1-x}$Ru$_{x}$O$_{3}$ perovskites
B. Dabrowski , S. Kolesnik , O. Chmaissem , T. Maxwell

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