Information card for entry 1001304

Structure parameters

• Chemical name: BARIUM TANTALUM TITANIUM OXIDE (3/3.2/5/21)
• Formula: Ba3 O21 Ta3.2 Ti5
• Calculated formula: Ba3 O21 Ta3.2 Ti5
• Title of publication: Insertion du niobium et du tantale dans les oxydes de type A~3~ M~8~ O~21~. Les composes Ba~3~ M~4-4x~ Ti~4+5x~ O~21~ (0 <= x <= 0.3)
• Authors of publication: Mercey, C; Groult, D; Raveau, B
• Journal of publication: Revue de Chimie Minerale
• Year of publication: 1979
• Journal volume: 16
• Pages of publication: 165 - 173
• a: 9.017 ± 0.004 Å
• b: 9.017 ± 0.004 Å
• c: 11.82 ± 0.008 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 832.3 ų
• Number of distinct elements: 4
• Space group number: 193
• Hermann-Mauguin space group symbol: P 63/m c m
• Hall space group symbol: -P 6c 2
• Residual factor for all reflections: 0.053
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No