Information card for entry 8107480

Structure parameters

• Formula: Al20 Cr2 Eu0.938
• Calculated formula: Al20 Cr2 Eu0.938
• Title of publication: Crystal structure of europium dichromium icosaaluminum, EuCr2Al20
• Authors of publication: Koldemir, Aylin; Klenner, Steffen; Pöttgen, Rainer
• Journal of publication: Zeitschrift für Kristallographie - New Crystal Structures
• Year of publication: 2023
• Journal volume: 238
• Journal issue: 3
• Pages of publication: 507 - 509
• a: 14.5245 ± 0.0007 Å
• b: 14.5245 ± 0.0007 Å
• c: 14.5245 ± 0.0007 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 3064.1 ± 0.3 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 3
• Space group number: 227
• Hermann-Mauguin space group symbol: F d -3 m :2
• Hall space group symbol: -F 4vw 2vw 3
• Residual factor for all reflections: 0.034
• Residual factor for significantly intense reflections: 0.0172
• Weighted residual factors for significantly intense reflections: 0.0351
• Weighted residual factors for all reflections included in the refinement: 0.0402
• Goodness-of-fit parameter for significantly intense reflections: 1.09
• Goodness-of-fit parameter for all reflections included in the refinement: 1.13
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No