Information card for entry 2022928

Structure parameters

• Chemical name: Yttrium chromium tetraboride
• Formula: B4 Cr Y
• Calculated formula: B4 Cr Y
• Title of publication: Redetermination of the crystal structure of yttrium chromium tetra-boride, YCrB₄, from single-crystal X-ray diffraction data.
• Authors of publication: Tokuda, Makoto; Yubuta, Kunio; Shishido, Toetsu; Sugiyama, Kazumasa
• Journal of publication: Acta crystallographica. Section E, Crystallographic communications
• Year of publication: 2023
• Journal volume: 79
• Journal issue: Pt 11
• Pages of publication: 1072 - 1075
• a: 5.9425 ± 0.0002 Å
• b: 11.4831 ± 0.0004 Å
• c: 3.46425 ± 0.00012 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 236.395 ± 0.014 ų
• Cell temperature: 294 ± 2 K
• Ambient diffraction temperature: 294 ± 2 K
• Number of distinct elements: 3
• Space group number: 55
• Hermann-Mauguin space group symbol: P b a m
• Hall space group symbol: -P 2 2ab
• Residual factor for all reflections: 0.0222
• Residual factor for significantly intense reflections: 0.0146
• Weighted residual factors for significantly intense reflections: 0.028
• Weighted residual factors for all reflections included in the refinement: 0.0292
• Goodness-of-fit parameter for all reflections included in the refinement: 1.114
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes