Information card for entry 2104989

Structure parameters

• Common name: ammonium hexafluoroaluminate
• Chemical name: ammonium hexafluoroaluminate
• Formula: Al F6 H12 N3
• Calculated formula: Al F6.06 H11.84 N3
• Title of publication: Dynamic orientational disorder in crystals of fluoroelpasolites, structural refinement of (NH~4~)~3~AlF~6~, (NH~4~)~3~TiOF~5~ and Rb~2~KTiOF~5~
• Authors of publication: Udovenko, Anatoly A.; Laptash, Natalia M.
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 2011
• Journal volume: 67
• Journal issue: 6
• Pages of publication: 447 - 454
• a: 8.9378 ± 0.0002 Å
• b: 8.9378 ± 0.0002 Å
• c: 8.9378 ± 0.0002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 713.99 ± 0.03 ų
• Cell temperature: 297 ± 2 K
• Ambient diffraction temperature: 297 ± 2 K
• Number of distinct elements: 4
• Space group number: 225
• Hermann-Mauguin space group symbol: F m -3 m
• Hall space group symbol: -F 4 2 3
• Residual factor for all reflections: 0.0281
• Residual factor for significantly intense reflections: 0.0277
• Weighted residual factors for significantly intense reflections: 0.0762
• Weighted residual factors for all reflections included in the refinement: 0.0768
• Goodness-of-fit parameter for all reflections included in the refinement: 1.088
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes