Information card for entry 2003076

Structure parameters

• Chemical name: bismuth tantalum oxide
• Formula: Bi7 O18 Ta3
• Calculated formula: Bi7 O18 Ta3
• Title of publication: Solution and refinement of the crystal structure of Bi~7~Ta~3~O~18~
• Authors of publication: Ling, C. D.; Schmid, S.; Withers, R. L.; Thompson, J. G.; Ishizawa, N.; Kishimoto, S
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 1999
• Journal volume: 55
• Journal issue: 2
• Pages of publication: 157 - 164
• a: 34.005 ± 0.003 Å
• b: 7.6024 ± 0.0004 Å
• c: 6.6358 ± 0.0005 Å
• α: 90.086 ± 0.006°
• β: 109.127 ± 0.006°
• γ: 90.043 ± 0.006°
• Cell volume: 1620.8 ± 0.2 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 3
• Space group number: 1
• Hermann-Mauguin space group symbol: C 1
• Hall space group symbol: C 1
• Residual factor for all reflections: 0.05
• Residual factor for significantly intense reflections: 0.0386
• Weighted residual factors for significantly intense reflections: 0.0337
• Goodness-of-fit parameter for significantly intense reflections: 1.249
• Diffraction radiation wavelength: 0.958 Å
• Diffraction radiation type: synchrotron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No