Information card for entry 4335252

Structure parameters

• Formula: F2 Na9 O20 Si4 U3
• Calculated formula: F2 Na9 O20 Si4 U3
• Title of publication: High-Temperature, High-Pressure Hydrothermal Synthesis and Characterization of a Salt-Inclusion Mixed-Valence Uranium(V,VI) Silicate: [Na9F2][(UVO2)(UVIO2)2(Si2O7)2]
• Authors of publication: Yu-Chih Chang; Wen-Jung Chang; Sophie Boudin; Kwang-Hwa Lii
• Journal of publication: Inorganic Chemistry
• Year of publication: 2013
• Journal volume: 52
• Pages of publication: 7230 - 7235
• a: 5.7889 ± 0.0012 Å
• b: 7.4227 ± 0.0015 Å
• c: 12.092 ± 0.002 Å
• α: 90.75 ± 0.03°
• β: 96.09 ± 0.03°
• γ: 90.9 ± 0.03°
• Cell volume: 516.53 ± 0.17 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: 0.0259
• Residual factor for significantly intense reflections: 0.0241
• Weighted residual factors for significantly intense reflections: 0.0602
• Weighted residual factors for all reflections included in the refinement: 0.0612
• Goodness-of-fit parameter for all reflections included in the refinement: 1.11
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No