Information card for entry 4030351

Structure parameters

• Formula: Ba2 Co2 Cs F9
• Calculated formula: Ba2 Co2 Cs F9
• Title of publication: Cation-deficient perovskites Ba2A(I)M2(II)F9 (M(II) = Fe, Co, Ni, Zn) and their hexagonal layer structure
• Authors of publication: Herdtweck, E.; Kummer, S.; Babel, D.
• Journal of publication: European Journal of Solid State and Inorganic Chemistry
• Year of publication: 1991
• Journal volume: 28
• Pages of publication: 959 - 969
• a: 5.931 ± 0.001 Å
• b: 5.931 ± 0.001 Å
• c: 21.318 ± 0.004 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 649.4 ± 0.2 ų
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 4
• Space group number: 166
• Hermann-Mauguin space group symbol: R -3 m :H
• Hall space group symbol: -R 3 2"
• Residual factor for significantly intense reflections: 0.024
• Weighted residual factors for significantly intense reflections: 0.025
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 0.71069 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No