Information card for entry 4342855

Structure parameters

• Formula: K2 O15 Si6 U
• Calculated formula: K2 O15 Si6 U
• Title of publication: Flux Synthesis, Structure, Properties, and Theoretical Magnetic Study of Uranium(IV)-Containing A2USi6O15 (A = K, Rb) with an Intriguing Green-to-Purple, Crystal-to-Crystal Structural Transition in the K Analogue.
• Authors of publication: Morrison, Gregory; Ramanantoanina, Harry; Urland, Werner; Smith, Mark D.; Zur Loye, Hans-Conrad
• Journal of publication: Inorganic chemistry
• Year of publication: 2015
• Journal volume: 54
• Journal issue: 11
• Pages of publication: 5504 - 5511
• a: 24.2554 ± 0.0008 Å
• b: 7.0916 ± 0.0002 Å
• c: 17.0588 ± 0.0006 Å
• α: 90°
• β: 97.086 ± 0.0006°
• γ: 90°
• Cell volume: 2911.87 ± 0.16 ų
• Cell temperature: 295 ± 1 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: 0.0262
• Residual factor for significantly intense reflections: 0.0259
• Weighted residual factors for significantly intense reflections: 0.0572
• Weighted residual factors for all reflections included in the refinement: 0.0574
• Goodness-of-fit parameter for all reflections included in the refinement: 1.034
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No