F. Espinosa-Magaña - Academia.edu (original) (raw)

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Papers by F. Espinosa-Magaña

Research paper thumbnail of EELS study of the inverse martensitic transformation of 2H and 18R Cu–Al–Zn alloys

Physica B: Condensed Matter, 2010

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Research paper thumbnail of Magnetic behavior in LiNbO3 nanocrystallites caused by oxygen vacancies

Ferromagnetism is observed in LiNiO3 nanocrystals exposed to a reducing atmosphere intended to cr... more Ferromagnetism is observed in LiNiO3 nanocrystals exposed to a reducing atmosphere intended to create oxygen vacancies. The existence of vacancies is confirmed by measuring the oxygen depletion across the selected nanoparticles by TEM. The magnetism shows no temperature dependence in the range of 4– 300 K. The density functional theory was used to perform spin polarized electronic structure calculations for LiNiO3 with and without oxygen vacancies. The calculated magnetic data qualitatively support the observed magnetic behavior.

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Research paper thumbnail of EELS study of the inverse martensitic transformation of 2H and 18R Cu–Al–Zn alloys

Physica B: Condensed Matter, 2010

Bookmarks Related papers MentionsView impact

Research paper thumbnail of Magnetic behavior in LiNbO3 nanocrystallites caused by oxygen vacancies

Ferromagnetism is observed in LiNiO3 nanocrystals exposed to a reducing atmosphere intended to cr... more Ferromagnetism is observed in LiNiO3 nanocrystals exposed to a reducing atmosphere intended to create oxygen vacancies. The existence of vacancies is confirmed by measuring the oxygen depletion across the selected nanoparticles by TEM. The magnetism shows no temperature dependence in the range of 4– 300 K. The density functional theory was used to perform spin polarized electronic structure calculations for LiNiO3 with and without oxygen vacancies. The calculated magnetic data qualitatively support the observed magnetic behavior.

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