Temperature and composition induced phase transitions in Sr_2−xCa_1+xTeO₆ (0 ≤ x ≤ 2) double perovskite oxides

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• 作者：Y. Tamraoui^a ; Bouchaib Manoun^a ; ^b ; ^{manounb@gmail.com} ; F. Mirinioui^a ; I. Saadoune^b ; ^c ; R. Haloui^a ; A. Elhachmi^a ; E. Saad^d ; P. Lazor^e
• 关键词：Inorganic compounds ; X-ray diffraction ; Raman spectroscopy ; Crystal structure ; Phase transition
• 刊名：Journal of Molecular Structure
• 出版年：2017
• 出版时间：5 March 2017
• 年：2017
• 卷：1131
• 期：Complete
• 页码：103-113
• 全文大小：2546 K
• 卷排序：1131

文摘

Synthesis and characterization of new double perovskites Sr2−xCa1+xTeO6 (0 ≤ x ≤ 2). High temperature studies of Sr2−xCa1+xTeO6 double perovskite using Raman spectroscopy. Temperature and compositions induced phase transitions in these materials. Structural determination/refinement of these compounds as a function of composition.