Information card for entry 2009234

Structure parameters

• Chemical name: Dioxoniobium disodium arsenate
• Formula: As Na2 Nb O6
• Calculated formula: As Na2 Nb O6
• Title of publication: Na~2~NbO~2~AsO~4~, a new niobium monoarsenate
• Authors of publication: Hizaoui, Khaled; Jouini, Noureddine; Driss, Ahmed; Jouini, Tahar
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 1999
• Journal volume: 55
• Journal issue: 12
• Pages of publication: 1972 - 1974
• a: 14.593 ± 0.0003 Å
• b: 10.801 ± 0.0002 Å
• c: 7.309 ± 0.0002 Å
• α: 90°
• β: 108.35 ± 0.02°
• γ: 90°
• Cell volume: 1093.46 ± 0.13 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Residual factor for all reflections: 0.023
• Residual factor for significantly intense reflections: 0.021
• Weighted residual factors for all reflections: 0.059
• Weighted residual factors for all reflections included in the refinement: 0.057
• Goodness-of-fit parameter for all reflections: 1.177
• Goodness-of-fit parameter for all reflections included in the refinement: 1.192
• Diffraction radiation wavelength: 0.71069 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No