Information card for entry 4307194

Structure parameters

• Formula: H23 K8.25 O89.5 Si2 Sm W22
• Calculated formula: K8.25 O89.5 Si2 Sm W22
• Title of publication: The Monolanthanide-Containing Silicotungstates [Ln(β2-SiW11O39)2]13- (Ln = La, Ce, Sm, Eu, Gd, Tb, Yb, Lu): A Synthetic and Structural Investigation
• Authors of publication: Bassem S. Bassil; Michael H. Dickman; Bernd von der Kammer; Ulrich Kortz
• Journal of publication: Inorganic Chemistry
• Year of publication: 2007
• Journal volume: 46
• Pages of publication: 2452 - 2458
• a: 18.7442 ± 0.0005 Å
• b: 20.047 ± 0.0005 Å
• c: 27.3945 ± 0.0005 Å
• α: 90°
• β: 97.439 ± 0.001°
• γ: 90°
• Cell volume: 10207.3 ± 0.4 ų
• Cell temperature: 173 ± 2 K
• Ambient diffraction temperature: 173 ± 2 K
• Number of distinct elements: 6
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Residual factor for all reflections: 0.1708
• Residual factor for significantly intense reflections: 0.085
• Weighted residual factors for significantly intense reflections: 0.2157
• Weighted residual factors for all reflections included in the refinement: 0.2697
• Goodness-of-fit parameter for all reflections included in the refinement: 1.029
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No