Information card for entry 4319632

Structure parameters

• Formula: Eu K2 Se5 Si
• Calculated formula: Eu K2 Se5 Si
• Title of publication: Synthesis and Characterization of Four New Europium Group XIV Chalcogenides: K2EuTSe5 and KEuTS4(T = Si, Ge)
• Authors of publication: Evenson; Peter K. Dorhout
• Journal of publication: Inorganic Chemistry
• Year of publication: 2001
• Journal volume: 40
• Pages of publication: 2409 - 2414
• a: 11.669 ± 0.003 Å
• b: 9.844 ± 0.002 Å
• c: 8.917 ± 0.002 Å
• α: 90°
• β: 91.583 ± 0.005°
• γ: 90°
• Cell volume: 1023.9 ± 0.4 ų
• Cell temperature: 171 ± 2 K
• Ambient diffraction temperature: 171 ± 2 K
• Number of distinct elements: 4
• 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: 0.0733
• Residual factor for significantly intense reflections: 0.0519
• Weighted residual factors for significantly intense reflections: 0.1138
• Weighted residual factors for all reflections included in the refinement: 0.1206
• Goodness-of-fit parameter for all reflections included in the refinement: 1.01
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No