Information card for entry 2003173

Structure parameters

• Chemical name: calcium_zirconium_tantalum_oxide
• Formula: Ca7 O36 Ta6 Zr7
• Calculated formula: Ca6.98667 O36 Ta5.94667 Zr7.06667
• Title of publication: The crystal structure of Ca~7~Zr~7~Ta~6~O~36~ refined using synchrotron-radiation data
• Authors of publication: Schmid, Siegbert; Thompson, John G.; Withers, Ray L.; Ling, Christopher D.; Ishizawa, Nobuo; Kishimoto, Shunji
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 1999
• Journal volume: 55
• Journal issue: 3
• Pages of publication: 313 - 320
• a: 36.394 ± 0.001 Å
• b: 7.3674 ± 0.0005 Å
• c: 31.006 ± 0.002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 8313.6 ± 0.8 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 4
• Space group number: 70
• Hermann-Mauguin space group symbol: F d d d :2
• Hall space group symbol: -F 2uv 2vw
• Residual factor for all reflections: 0.047
• Residual factor for significantly intense reflections: 0.031
• Weighted residual factors for all reflections: 0.038
• Weighted residual factors for significantly intense reflections: 0.034
• Goodness-of-fit parameter for all reflections: 1.379
• Goodness-of-fit parameter for significantly intense reflections: 1.508
• Diffraction radiation wavelength: 1.2682 Å
• Diffraction radiation type: xray
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No