Features of crystalline and electronic structures of Sm₂MTaO₇ (M=Y, In, Fe) and their hydrogen production via photocatalysis

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• 作者：Leticia M. Torres-Martí ; nez^a ; ^{leticia.torresgr@uanl.edu.mx} ; M.A. Ruí ; z-Gó ; mez^b ; E. Moctezuma^c
• 关键词：Pyrochlore ; Rietveld analysis ; Crystal structure ; Photocatalysis ; Hydrogen production
• 刊名：Ceramics International
• 出版年：2017
• 出版时间：1 April 2017
• 年：2017
• 卷：43
• 期：5
• 页码：3981-3992
• 全文大小：1599 K
• 卷排序：43

文摘

Crystal structure determination of the new phase Sm2YTaO7. Analysis of crystal chemistry of the family with formula Sm2MTaO7 (M=Y, In, Fe, Ga). Structural stability map of the materials with the formula A23+B3+B5+O7. Effect of crystalline and electronic structure on the photocatalytic activity. Relationship between the CB potential of the photocatalysts and their hydrogen production.