Information card for entry 4030261

Structure parameters

• Formula: F7 O4 Y5
• Calculated formula: F6.996 O4.004 Y5
• Title of publication: The crystal structures of some Vernier phases in the yttrium oxide-fluoride system
• Authors of publication: Bevan, D. J. M.; Mohyla, J.; Hoskins, B. F.; Steen, R. J.
• Journal of publication: European Journal of Solid State and Inorganic Chemistry
• Year of publication: 1990
• Journal volume: 27
• Pages of publication: 451 - 465
• a: 5.403 ± 0.001 Å
• b: 27.698 ± 0.008 Å
• c: 5.54 ± 0.001 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 829.1 ± 0.3 ų
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 3
• Space group number: 39
• Hermann-Mauguin space group symbol: A b m 2
• Hall space group symbol: A 2 -2b
• Residual factor for significantly intense reflections: 0.061
• Weighted residual factors for significantly intense reflections: 0.047
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.542 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No