Information card for entry 4307745

Structure parameters

• Formula: C2 Al Ta3
• Calculated formula: C2 Al Ta3
• Title of publication: Ta3AlC2 and Ta4AlC3- Single-Crystal Investigations of Two New Ternary Carbides of Tantalum Synthesized by the Molten Metal Technique
• Authors of publication: Johannes Etzkorn; Martin Ade; Harald Hillebrecht
• Journal of publication: Inorganic Chemistry
• Year of publication: 2007
• Journal volume: 46
• Pages of publication: 1410 - 1418
• a: 3.1004 ± 0.0004 Å
• b: 3.1004 ± 0.0004 Å
• c: 19.2 ± 0.004 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 159.83 ± 0.04 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 3
• Space group number: 194
• Hermann-Mauguin space group symbol: P 63/m m c
• Hall space group symbol: -P 6c 2c
• Residual factor for all reflections: 0.0603
• Residual factor for significantly intense reflections: 0.0338
• Weighted residual factors for significantly intense reflections: 0.0383
• Weighted residual factors for all reflections included in the refinement: 0.0407
• Goodness-of-fit parameter for all reflections included in the refinement: 1.025
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No