Information card for entry 7043541

Structure parameters

• Formula: Al0.28 Ge3 Sm
• Calculated formula: Al0.26 Ge3 Sm
• Title of publication: On the structures of the rare-earth metal germanides from the series REAl1−xGe3 (RE = Nd, Sm, Gd, Tb, Dy, Ho; 0.6 < x < 0.9). A tale of vacancies at the Al sites and the concomitant structural modulations
• Authors of publication: Zhang, Jiliang; Liu, Yanyan; Shek, Chan Hung; Wang, Yingmin; Bobev, Svilen
• Journal of publication: Dalton Trans.
• Year of publication: 2017
• a: 4.04 ± 0.003 Å
• b: 20.88 ± 0.014 Å
• c: 4.21 ± 0.003 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 355.1 ± 0.4 ų
• Cell temperature: 200 ± 2 K
• Ambient diffraction temperature: 200 ± 2 K
• Number of distinct elements: 3
• Space group number: 65
• Hermann-Mauguin space group symbol: C m m m
• Hall space group symbol: -C 2 2
• Residual factor for all reflections: 0.0389
• Residual factor for significantly intense reflections: 0.0362
• Weighted residual factors for significantly intense reflections: 0.0788
• Weighted residual factors for all reflections included in the refinement: 0.0797
• Goodness-of-fit parameter for all reflections included in the refinement: 1.157
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No