Information card for entry 2235962

Structure parameters

• Chemical name: Boron carbide
• Formula: C1.99 B12.88
• Calculated formula: C1.992 B12.878
• Title of publication: Boron carbide, B~13-<i>x~</i>C~2-<i>y~</i> (<i>x</i> = 0.12, <i>y</i> = 0.01)
• Authors of publication: Sologub, Oksana; Michiue, Yuichi; Mori, Takao
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2012
• Journal volume: 68
• Journal issue: 8
• Pages of publication: i67
• a: 5.653 ± 0.0008 Å
• b: 5.653 ± 0.0008 Å
• c: 12.156 ± 0.004 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 336.42 ± 0.13 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 2
• Space group number: 166
• Hermann-Mauguin space group symbol: R -3 m :H
• Hall space group symbol: -R 3 2"
• Residual factor for significantly intense reflections: 0.0455
• Weighted residual factors for all reflections included in the refinement: 0.1087
• Goodness-of-fit parameter for all reflections included in the refinement: 1.031
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes