Information card for entry 2300661

Structure parameters

• Chemical name: Iron carbide
• Formula: C6 Fe14
• Calculated formula: C6.00009 Fe14
• Title of publication: Formation of two crystal modifications of Fe7C3−x at 5.5 GPa
• Authors of publication: Gromilov, Sergey; Chepurov, Anatoly; Sonin, Valeri; Zhimulev, Egor; Sukhikh, Aleksandr; Chepurov, Aleksei; Shcheglov, Dmitry
• Journal of publication: Journal of Applied Crystallography
• Year of publication: 2019
• Journal volume: 52
• Journal issue: 6
• Pages of publication: 1378
• a: 4.5251 ± 0.0004 Å
• b: 13.7555 ± 0.001 Å
• c: 23.9096 ± 0.0016 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1488.3 ± 0.2 ų
• Cell temperature: 298 K
• Ambient diffraction temperature: 298 K
• Number of distinct elements: 2
• Space group number: 61
• Hermann-Mauguin space group symbol: P b c a
• Hall space group symbol: -P 2ac 2ab
• Residual factor for all reflections: 0.1256
• Residual factor for significantly intense reflections: 0.0591
• Weighted residual factors for significantly intense reflections: 0.1778
• Weighted residual factors for all reflections included in the refinement: 0.2259
• Goodness-of-fit parameter for all reflections included in the refinement: 1.0988
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No