Structural interpretation of optical properties and ion transport mechanism in mixed valent Pr containing nanoceria

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• 关键词：A. Ceramics ; B. Chemical synthesis ; C. Impedance spectroscopy ; C. X-ray diffraction ; D. Dielectric properties
• 刊名：Materials Research Bulletin
• 出版年：2017
• 出版时间：February 2017
• 年：2017
• 卷：86
• 期：Complete
• 页码：119-130
• 全文大小：3998 K
• 卷排序：86

文摘

Microstructural parameters depend on Pr content and sintering temperature. Decrease of oxygen content with Pr concentration. A red shift of direct band gap with dopant concentration and sintering temperature. The conductivity depends on the oxidation of Pr3+ to Pr4.