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A TEM, XRD, and crystal chemical investigation of oxygen/vacancy ordering in (Ba1-xLax)2In2O5+x, 0<=x<=0.6

Date

Authors

Liu, Yun

Withers, Raymond

Fitz Gerald, John

Publisher

Academic Press

Abstract

A careful TEM and XRD study of the (Ba1-xLax) 2In2O5+x, 0≤x≤0.6, 'defect-perovskite'- type solid solution has been carried out. A well-defined structural phase transition is shown to occur between x=0.1 and 0.2 from the orthorhombic brownmillerite str

Keywords

Keywords: Electric conductivity; Phase transitions; Reflection; Scattering; Transmission electron microscopy; X ray diffraction analysis; Braggs reflection; Valancy ordering; Barium compounds; barium; indium; lanthanum; oxygen; perovskite; article; association; cor (Ba1-xLax)2In2O5+x; Defect perovskite solid solution; Oxygen vacancy ordering; Phase transition; Structured diffuse scattering; TEM study

URI

http://hdl.handle.net/1885/85771

Collections

ANU Research Publications

Source

Journal of Solid State Chemistry

Type

Journal article

DOI

10.1016/S0022-4596(02)00115-9

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