Information card for entry 2022879

Structure parameters

• Common name: Cesium Tetraiodide
• Chemical name: dicesium octaiodide
• Formula: Cs I4
• Calculated formula: Cs I4
• Title of publication: Deformation of polyiodides in Cs2I8 crystals at high pressure
• Authors of publication: Poreba, Tomasz; Garbarino, Gaston; Comboni, Davide; Mezouar, Mohamed
• Journal of publication: Acta Crystallographica Section B Structural Science, Crystal Engineering and Materials
• Year of publication: 2021
• Journal volume: 77
• Journal issue: 6
• Pages of publication: 934 - 939
• a: 9.788 ± 0.002 Å
• b: 8.6889 ± 0.0003 Å
• c: 10.66 ± 0.0007 Å
• α: 90°
• β: 115.607 ± 0.017°
• γ: 90°
• Cell volume: 817.6 ± 0.2 ų
• Cell temperature: 296 ± 2 K
• Ambient diffraction temperature: 296 ± 2 K
• Cell measurement pressure: 1970000 kPa
• Ambient diffracton pressure: 1970000 kPa
• Number of distinct elements: 2
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Residual factor for all reflections: 0.0246
• Residual factor for significantly intense reflections: 0.0233
• Weighted residual factors for significantly intense reflections: 0.0704
• Weighted residual factors for all reflections included in the refinement: 0.0714
• Goodness-of-fit parameter for all reflections included in the refinement: 1.047
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 0.41077 Å
• Diffraction radiation type: synchrotron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes