A. M. de Leon-Guevara
University of Paris-Sud
Network
Latest external collaboration on country level. Dive into details by clicking on the dots.
Publication
Featured researches published by A. M. de Leon-Guevara.
Physical Review B | 1998
L. Vasiliu-Doloc; J. W. Lynn; A.H. Moudden; A. M. de Leon-Guevara; A. Revcolevschi
Neutron scattering has been used to study the structure and spin dynamics of
Journal of Applied Physics | 1997
L. Vasiliu-Doloc; J. W. Lynn; A.H. Moudden; A. M. de Leon-Guevara; A. Revcolevschi
{\mathrm{La}}_{0.85}{\mathrm{Sr}}_{0.15}{\mathrm{MnO}}_{3}.
Journal of Alloys and Compounds | 1997
A. M. de Leon-Guevara; P. Berthet; J. Berthon; F. Millot; A. Revcolevschi
The magnetic structure of this system is ferromagnetic below
Physica B-condensed Matter | 1997
M. Viret; H. Glättli; C. Fermon; A. M. de Leon-Guevara; A. Revcolevschi
{T}_{C}\ensuremath{\simeq}235\mathrm{K}.
Physica B-condensed Matter | 1997
A.H. Moudden; L. Vasiliu-Doloc; A. Goukassov; A. M. de Leon-Guevara; L. Pinsard; A. Revcolevschi
We see anomalies in the Bragg peak intensities and new superlattice peaks consistent with the onset of a spin-canted phase below
Journal of Applied Physics | 1997
A.H. Moudden; L. Vasiliu-Doloc; A. M. de Leon-Guevara; L. Pinsard; A. Revcolevschi
{T}_{\mathrm{CA}}\ensuremath{\sim}205\mathrm{K},
Physical Review B | 1997
A. M. de Leon-Guevara; P. Berthet; J. Berthon; F. Millot; A. Revcolevschi; A. Anane; C. Dupas; K. Le Dang; J. P. Renard; P. Veillet
which appears to be associated with a small gap at
EPL | 1998
M. Viret; H. Glättli; C. Fermon; A. M. de Leon-Guevara; A. Revcolevschi
q=(0,0,0.5)
Physical Review B | 1998
F. Ott; S. Barberan; J. G. Lunney; J. M. D. Coey; P. Berthet; A. M. de Leon-Guevara; A. Revcolevschi
in the spin-wave spectrum. Anomalies in the lattice parameters indicate a concomitant lattice distortion. The long-wavelength magnetic excitations are found to be conventional spin waves, with a gapless
European Physical Journal B | 1999
T. Niemöller; M. von Zimmermann; S. Uhlenbruck; O. Friedt; B. Büchner; T. Frello; Niels Hessel Andersen; P. Berthet; L. Pinsard; A. M. de Leon-Guevara; A. Revcolevschi; J. R. Schneider
(l0.02\mathrm{meV})