Information card for entry 8102943

Structure parameters

• Formula: Al42.52 Co19.49 Si12.49
• Calculated formula: Al42.514 Co19.486 Si12.486
• Title of publication: Crystal structures of cobalt aluminum silicide, Co~19+x~Al~43+y~Si~12- y~ (x = -0.14, y = 0.14; x = 0.49, y = -0.49), the γ phase in the Co-Al-Si system
• Authors of publication: Richter, K. W.; Prots, Yu.
• Journal of publication: Zeitschrift für Kristallographie - New Crystal Structures
• Year of publication: 2006
• Journal volume: 221
• Journal issue: 2
• Pages of publication: 115 - 118
• a: 20.025 ± 0.002 Å
• b: 19.173 ± 0.002 Å
• c: 12.835 ± 0.001 Å
• α: 90°
• β: 123.63 ± 0.01°
• γ: 90°
• Cell volume: 4103.1 ± 0.8 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 295.15 K
• Number of distinct elements: 3
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Residual factor for all reflections: 0.062
• Residual factor for significantly intense reflections: 0.044
• Weighted residual factors for significantly intense reflections: 0.09
• Weighted residual factors for all reflections included in the refinement: 0.108
• Goodness-of-fit parameter for all reflections included in the refinement: 1.117
• Diffraction radiation wavelength: 0.7107 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No