Information card for entry 7122502

Structure parameters

• Formula: K2 Na O14 Si4 U2
• Calculated formula: K2 Na O14 Si4 U2
• Title of publication: Moderate supercritical synthesis as a facile route to mixed-valent uranium(iv,v) and (v,vi) silicates.
• Authors of publication: Pace, Kristen A.; Klepov, Vladislav V.; Morrison, Gregory; Zur Loye, Hans-Conrad
• Journal of publication: Chemical communications (Cambridge, England)
• Year of publication: 2018
• Journal volume: 54
• Journal issue: 98
• Pages of publication: 13794 - 13797
• a: 8.3067 ± 0.0002 Å
• b: 11.1188 ± 0.0003 Å
• c: 14.7604 ± 0.0004 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1363.28 ± 0.06 ų
• Cell temperature: 300 ± 2 K
• Ambient diffraction temperature: 300.01 K
• Number of distinct elements: 5
• Space group number: 74
• Hermann-Mauguin space group symbol: I m m a
• Hall space group symbol: -I 2b 2
• Residual factor for all reflections: 0.0117
• Residual factor for significantly intense reflections: 0.0111
• Weighted residual factors for significantly intense reflections: 0.035
• Weighted residual factors for all reflections included in the refinement: 0.0354
• Goodness-of-fit parameter for all reflections included in the refinement: 1.144
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No