Information card for entry 2224241

Structure parameters

• Chemical name: calcium magnesium silver germanide
• Formula: Ag0.13 Ca Ge Mg0.87
• Calculated formula: Ag0.1309 Ca Ge Mg0.8691
• Title of publication: Non-isovalent substitution in a Zintl phase with the TiNiSi type structure, CaMg~1{‒~<i>x</i>}Ag~<i>x~</i>Ge [<i>x</i> = 0.13(3)]
• Authors of publication: Banenzoué, Charles; Ponou, Siméon; Lambi, John Ngolui
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2009
• Journal volume: 65
• Journal issue: 12
• Pages of publication: i90
• a: 7.5128 ± 0.0002 Å
• b: 4.4573 ± 0.0001 Å
• c: 8.3911 ± 0.0002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 280.991 ± 0.012 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 62
• Hermann-Mauguin space group symbol: P n m a
• Hall space group symbol: -P 2ac 2n
• Residual factor for all reflections: 0.0219
• Residual factor for significantly intense reflections: 0.019
• Weighted residual factors for significantly intense reflections: 0.0408
• Weighted residual factors for all reflections included in the refinement: 0.0413
• Goodness-of-fit parameter for all reflections included in the refinement: 1.1
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes