Information card for entry 1549991

Structure parameters

• Common name: Sm3TaO7 at 1073 K
• Formula: O7 Sm3 Ta
• Calculated formula: O7 Sm3 Ta
• Title of publication: Phase transitions of Sm3NbO7, (Sm1-xLnx)3NbO7 (Ln=Nd,Eu) and Sm3TaO7 with fluorite-related structure : structure at 1073 K
• Authors of publication: Hinatsu, Y.; Doi, Y.
• Journal of publication: Journal of the Ceramic Society of Japan
• Year of publication: 2018
• Journal volume: 126
• Pages of publication: 743 - 749
• a: 10.7818 ± 0.0004 Å
• b: 7.6197 ± 0.0003 Å
• c: 7.6556 ± 0.0003 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 628.94 ± 0.04 ų
• Ambient diffraction temperature: 1073 K
• Number of distinct elements: 3
• Space group number: 20
• Hermann-Mauguin space group symbol: C 2 2 21
• Hall space group symbol: C 2c 2
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No