James P. Shaffer
University of Oklahoma
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Publication
Featured researches published by James P. Shaffer.
Physical Review B | 1999
B. Dabrowski; X. Xiong; Z. Bukowski; R. Dybzinski; P. W. Klamut; Joan Siewenie; Omar Chmaissem; James P. Shaffer; C. W. Kimball; J. D. Jorgensen; S. Short
By combining the results of magnetization, resistivity, and neutron powder-diffraction data for stoichiometric
Nature Photonics | 2010
Harald Kübler; James P. Shaffer; T. Baluktsian; Robert Löw; Tilman Pfau
{\mathrm{La}}_{1\ensuremath{-}x}{\mathrm{Sr}}_{x}{\mathrm{MnO}}_{3},
Physical Review Letters | 2013
Jonathon Sedlacek; Arne Schwettmann; Harald Kübler; James P. Shaffer
we have constructed a phase diagram that describes the magnetic, transport, and structural properties and the relationships among them as a function of composition
Physical Review Letters | 2010
Vera Bendkowsky; Björn Butscher; J. Nipper; Jonathan B. Balewski; James P. Shaffer; Robert Löw; Tilman Pfau; Weibin Li; Jovica Stanojevic; Thomas Pohl; Jan M. Rost
(0.1l~xl~0.2)
Physical Review Letters | 2015
A. Urvoy; Fabian Ripka; Igor Lesanovsky; D. Booth; James P. Shaffer; Tilman Pfau; Robert Löw
and temperature (10--340 K). We show that, with increasing Sr content, the Curie temperature increases linearly, while the temperature of an orbital ordering transition to a state with a large coherent Jahn-Teller (JT) distortion decreases. These two phase-transition lines cross at
Physical Review Letters | 2012
Jonathan Tallant; Seth T. Rittenhouse; Donald Booth; H. R. Sadeghpour; James P. Shaffer
x=0.145
Journal of Physics B | 2015
Haoquan Fan; Santosh Kumar; Jonathon Sedlacek; Harald Kübler; Shaya Karimkashi; James P. Shaffer
and
Science | 2015
Donald Booth; Seth T. Rittenhouse; Jin Yang; H. R. Sadeghpour; James P. Shaffer
T=210\mathrm{K}.
Optics Letters | 2014
Haoquan Fan; Santosh Kumar; Renate Daschner; H. Kübler; James P. Shaffer
When the transition to the ferromagnetic state occurs in a phase that has a large coherent JT distortion
Physical Review A | 2006
Arne Schwettmann; Jeff Crawford; K. Richard Overstreet; James P. Shaffer
(xl0.145),