Information card for entry 1561509

Structure parameters

• Common name: potassium germanium arsenide (1/3/3)
• Chemical name: potassium germanium arsenide (1/3/3)
• Formula: As3 Ge3 K
• Calculated formula: As3 Ge3 K
• Title of publication: Ternary arsenides ATt3As3 (A=K, Rb; Tt=Ge, Sn) with layered structures
• Authors of publication: Khatun, Mansura; Stoyko, Stanislav S.; Mar, Arthur
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 2016
• Journal volume: 238
• Pages of publication: 229 - 235
• a: 9.9931 ± 0.0011 Å
• b: 3.7664 ± 0.0004 Å
• c: 18.607 ± 0.002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 700.33 ± 0.13 ų
• Cell temperature: 193 ± 2 K
• Ambient diffraction temperature: 193 ± 2 K
• Number of distinct elements: 3
• Space group number: 62
• Hermann-Mauguin space group symbol: P n m a
• Hall space group symbol: -P 2ac 2n
• Residual factor for all reflections: 0.0626
• Residual factor for significantly intense reflections: 0.0386
• Weighted residual factors for significantly intense reflections: 0.0879
• Weighted residual factors for all reflections included in the refinement: 0.0961
• Goodness-of-fit parameter for all reflections included in the refinement: 1.084
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No