Information card for entry 4318040

Structure parameters

• Common name: K8NbPbAs5
• Formula: As5 K8 Nb Pb
• Calculated formula: As5 K8 Nb Pb
• Title of publication: Niobium-Arsenic Zintl Phases: A6NbAs5 (A = K, Rb, Cs), K6NbTlAs4, and K8NbPbAs5 with Edge-Bridged Niobium-Centered Tetrahedra of Arsenic, [NbAs4M]n- Where M = As, Tl, Pb
• Authors of publication: Franck Gascoin; Slavi C. Sevov
• Journal of publication: Inorganic Chemistry
• Year of publication: 2002
• Journal volume: 41
• Pages of publication: 2820 - 2825
• a: 31.597 ± 0.009 Å
• b: 9.353 ± 0.001 Å
• c: 13.427 ± 0.002 Å
• α: 90°
• β: 95.25 ± 0.01°
• γ: 90°
• Cell volume: 3951.4 ± 1.3 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Residual factor for all reflections: 0.0851
• Residual factor for significantly intense reflections: 0.0611
• Weighted residual factors for significantly intense reflections: 0.1936
• Weighted residual factors for all reflections included in the refinement: 0.2297
• Goodness-of-fit parameter for all reflections included in the refinement: 1.074
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No