Information card for entry 2108543

Structure parameters

• Common name: ammonium tantalum oxide fluoride
• Formula: F7.66 H12 N3 O0.17 Ta
• Calculated formula: F15.676 H3 N6 Ta1.998
• Title of publication: Ammonium tantalum oxide fluorides: new features of dynamic disorder
• Authors of publication: Udovenko, Anatoly A.; Laptash, Natalia M.
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 2019
• Journal volume: 75
• Journal issue: 6
• a: 8.5414 ± 0.0001 Å
• b: 8.5414 ± 0.0001 Å
• c: 41.4381 ± 0.0004 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 2618.11 ± 0.05 ų
• Cell temperature: 296 ± 2 K
• Ambient diffraction temperature: 296 ± 2 K
• Number of distinct elements: 5
• Space group number: 166
• Hermann-Mauguin space group symbol: R -3 m :H
• Hall space group symbol: -R 3 2"
• Residual factor for all reflections: 0.0365
• Residual factor for significantly intense reflections: 0.0345
• Weighted residual factors for significantly intense reflections: 0.1004
• Weighted residual factors for all reflections included in the refinement: 0.1014
• Goodness-of-fit parameter for all reflections included in the refinement: 1.188
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes