Lanthanum Influence on EuAlO3 Perovskite Structural Properties : Experimental and Molecular Dynamics Studies

X-ray diffraction, 27Al MAS NMR, and FTIR spectra along with results of molecular dynamics simulations were used to characterise LaxEu1−xAlO3 perovskites for x=0.3,  0.1. Experimental and simulation results show that local changes in the perovskite-like structure can be achieved as lanthanum ions su...

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Veröffentlicht in:Advances in materials science and engineering 2012-01, Vol.2012 (2012), p.1-7
Hauptverfasser: Saniger, José, Lima, Enrique, Javier Álvarez, Luis, Sánchez-Sánchez, Jorge E., Lara, Victor, Villafuerte-Castrejón, María Elena
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Sprache:eng
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Zusammenfassung:X-ray diffraction, 27Al MAS NMR, and FTIR spectra along with results of molecular dynamics simulations were used to characterise LaxEu1−xAlO3 perovskites for x=0.3,  0.1. Experimental and simulation results show that local changes in the perovskite-like structure can be achieved as lanthanum ions substitute europium ones. The introduction of La3+ ions in the EuAlO3 parent causes an increase in the mobility of oxygen network.
ISSN:1687-8434
1687-8442
DOI:10.1155/2012/238075