Information card for entry 4335253

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: 5.842 ± 0.001 Å
• b: 7.411 ± 0.002 Å
• c: 11.902 ± 0.001 Å
• α: 90.41 ± 0.01°
• β: 94.96 ± 0.01°
• γ: 90.01 ± 0.02°
• Cell volume: 513.35 ± 0.17 ų
• Ambient diffraction temperature: 293 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: 0.0322
• Residual factor R(I) for significantly intense reflections: 0.0703
• Goodness-of-fit parameter for all reflections: 0.0871
• Method of determination: powder diffraction
• Diffraction radiation wavelength: 1.5418 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes