Information card for entry 4311784

Structure parameters

• Formula: Se10 Sn2 Sr4
• Calculated formula: Se10 Sn2 Sr4
• Title of publication: Crystal Structures of Sr4Sn2Se9 and Sr4Sn2Se10 and the Oxidation State of Tin in an Unusual Geometry
• Authors of publication: Regina Pocha; Dirk Johrendt
• Journal of publication: Inorganic Chemistry
• Year of publication: 2004
• Journal volume: 43
• Pages of publication: 6830 - 6837
• a: 12.028 ± 0.002 Å
• b: 16.541 ± 0.003 Å
• c: 8.611 ± 0.002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1713.2 ± 0.6 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 200 ± 2 K
• Number of distinct elements: 3
• Space group number: 18
• Hermann-Mauguin space group symbol: P 21 21 2
• Hall space group symbol: P 2 2ab
• Residual factor for all reflections: 0.0573
• Residual factor for significantly intense reflections: 0.0464
• Weighted residual factors for significantly intense reflections: 0.1083
• Weighted residual factors for all reflections included in the refinement: 0.1141
• Goodness-of-fit parameter for all reflections included in the refinement: 1.05
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No