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Induction of Bidimensionality in CU-TI Perovskttes

Published online by Cambridge University Press:  21 February 2011

M.R. Palacín
Affiliation:
Instituto de Ciencia de Materiales de Barcelona (CSIC), Campus UAB, 08193 Bellaterra, Barcelona, Spain
A. Fuertes
Affiliation:
Instituto de Ciencia de Materiales de Barcelona (CSIC), Campus UAB, 08193 Bellaterra, Barcelona, Spain
N. Casañ-Pastor
Affiliation:
Instituto de Ciencia de Materiales de Barcelona (CSIC), Campus UAB, 08193 Bellaterra, Barcelona, Spain
P. Gómez-Romero
Affiliation:
Instituto de Ciencia de Materiales de Barcelona (CSIC), Campus UAB, 08193 Bellaterra, Barcelona, Spain
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Abstract

The synteses and structure of the three-dimensional perovskite LajCuTiOg are described. In this oxide Cu and Ti atoms are disordered among octahedral sites. The introduction of oxygen vacancies by an adequate cation substitution leads to the induction of bidimensionality as well as an ordered arrangement of cations and oxygen vacancies as found in the layered oxides Ln2Ba2Cu2Ti2O11 (Ln=La,Nd,Eu).

Type
Research Article
Copyright
Copyright © Materials Research Society 1998

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