Information card for entry 8102888

Structure parameters

• Chemical name: potassium praseodymium(III) tetraselenidogermanate
• Formula: Ge K Pr Se4
• Calculated formula: Ge K Pr Se4
• SMILES: [Pr+3].[Se-][Ge]([Se-])([Se-])[Se-].[K+]
• Title of publication: Crystal structures of potassium terbium(III) tetrasulfidogermanate, KTbGeS~4~, and potassium praseodymium(III) tetraselenidogermanat, KPrGeSe~4~
• Authors of publication: B. C. Chan; P. K. Dorhout
• Journal of publication: Zeitschrift für Kristallographie - New Crystal Structures
• Year of publication: 2005
• Journal volume: 220
• Journal issue: 1
• Pages of publication: 7 - 8
• a: 6.828 ± 0.0008 Å
• b: 7.0105 ± 0.0008 Å
• c: 8.9868 ± 0.001 Å
• α: 90°
• β: 108.157 ± 0.002°
• γ: 90°
• Cell volume: 408.76 ± 0.08 ų
• Cell temperature: 298 ± 2 K
• Ambient diffraction temperature: 298 ± 2 K
• Number of distinct elements: 4
• Space group number: 4
• Hermann-Mauguin space group symbol: P 1 21 1
• Hall space group symbol: P 2yb
• Residual factor for all reflections: 0.0381
• Residual factor for significantly intense reflections: 0.0371
• Weighted residual factors for significantly intense reflections: 0.0893
• Weighted residual factors for all reflections included in the refinement: 0.0898
• Goodness-of-fit parameter for all reflections included in the refinement: 1.11
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No