Information card for entry 4107704

Structure parameters

• Formula: Cs8 Hf4 O97 Si2 W20
• Calculated formula: Cs7.98 Hf4 O97 Si2 W20
• Title of publication: Synthesis and Catalysis of Di- and Tetranuclear Metal Sandwich-Type Silicotungstates [(γ-SiW10O36)2M2(μ-OH)2]10- and [(γ-SiW10O36)2M4(μ4-O)(μ-OH)6]8- (M = Zr or Hf)
• Authors of publication: Yuji Kikukawa; Syuhei Yamaguchi; Kazutaka Tsuchida; Yoshinao Nakagawa; Kazuhiro Uehara; Kazuya Yamaguchi; Noritaka Mizuno
• Journal of publication: Journal of the American Chemical Society
• Year of publication: 2008
• Journal volume: 130
• Pages of publication: 5472 - 5478
• a: 12.6813 ± 0.0001 Å
• b: 12.6813 ± 0.0001 Å
• c: 61.5483 ± 0.0009 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 9897.91 ± 0.18 ų
• Cell temperature: 153.1 K
• Number of distinct elements: 5
• Space group number: 92
• Hermann-Mauguin space group symbol: P 41 21 2
• Hall space group symbol: P 4abw 2nw
• Residual factor for significantly intense reflections: 0.0835
• Weighted residual factors for all reflections included in the refinement: 0.2133
• Goodness-of-fit parameter for all reflections included in the refinement: 1.064
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No