Information card for entry 4308731

Structure parameters

• Formula: K14.74 Ni0.63 O88.85 Si2 W18
• Calculated formula: K13.65 Ni0.63 O88.85 Si2 W18
• Title of publication: Cation-Directed Synthesis of Tungstosilicates. 2. Synthesis, Structure, and Characterization of the Open Wells-Dawson Anion α-[{K(H2O)2}(Si2W18O66)]15- and Its Transiton-Metal Derivatives [{M(H2O)}(μ-H2O)2K(Si2W18O66)]13- and [{M(H2O)}(μ-H2O)2K{M(H2O)4}(Si2W18O66)]11-
• Authors of publication: Nathalie Leclerc-Laronze; Jérôme Marrot; Gilbert Hervé
• Journal of publication: Inorganic Chemistry
• Year of publication: 2005
• Journal volume: 44
• Pages of publication: 1275 - 1281
• a: 12.4749 ± 0.0002 Å
• b: 15.3716 ± 0.0002 Å
• c: 25.0846 ± 0.0002 Å
• α: 94.221 ± 0.001°
• β: 95.451 ± 0.001°
• γ: 111.53 ± 0.001°
• Cell volume: 4423.68 ± 0.1 ų
• Cell temperature: 296 ± 2 K
• Ambient diffraction temperature: 296 ± 2 K
• Number of distinct elements: 5
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.1313
• Residual factor for significantly intense reflections: 0.078
• Weighted residual factors for significantly intense reflections: 0.181
• Weighted residual factors for all reflections included in the refinement: 0.1988
• Goodness-of-fit parameter for all reflections included in the refinement: 0.96
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No