Order-disorder phase transformations in quaternary pyrochlore oxide system: Investigated by X-ray diffraction, transmission electron microscopy and Raman spectroscopic techniques

Journal of Solid State Chemistry

Volumn 182, Issue 8, 2009, Pages 2312-2318

  Radhakrishnan, A N ^a   Prabhakar Rao, P ^a   Sibi, K S ^a   Deepa, M ^a   Koshy, Peter ^a  

^a REGIONAL RESEARCH LABORATORY CSIR   (India)

Author keywords

Defect fluorite; Order disorder transition; Pyrochlore; Raman spectra; TEM

Indexed keywords

CATION RADIUS RATIO; FLUORITE STRUCTURE; HIGH TEMPERATURE CERAMICS; ORDER-DISORDER; ORDER-DISORDER TRANSFORMATION; PHASE TRANSFORMATION; POWDER X RAY DIFFRACTION; PYROCHLORE; PYROCHLORE OXIDE; PYROCHLORE STRUCTURES; RAMAN SPECTRA; RAMAN SPECTROSCOPIC; STRUCTURAL TRANSFORMATION; TEM; TEM ANALYSIS; TRANSMISSION ELECTRON MICROSCOPE; XRD;

CALCIUM; CRYSTALLIZATION; DEFECTS; DIFFRACTION; ELECTRON MICROSCOPES; FLUORSPAR; ORDER DISORDER TRANSITIONS; POSITIVE IONS; RAMAN SCATTERING; RAMAN SPECTROSCOPY; RIETVELD ANALYSIS; RIETVELD METHOD; SOLID SOLUTIONS; SOLIDIFICATION; TANTALUM; TRANSMISSION ELECTRON MICROSCOPY; X RAY DIFFRACTION; ZIRCONIUM;

CRYSTAL STRUCTURE;

EID: 68049111386     PISSN: 00224596     EISSN: 1095726X     Source Type: Journal    
DOI: 10.1016/j.jssc.2009.06.016     Document Type: Article

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