Information card for entry 2104312

Structure parameters

• Formula: Ag0.5 Er3 Ge S7
• Calculated formula: Ag0.5 Er3 Ge S7
• Title of publication: Ln~3~<i>M</i>~1{-~δ}<i>TX</i>~7~ ‒ quasi-isostructural compounds: stereochemistry and silver-ion motion in the Ln~3~Ag~1{-~δ}GeS~7~ (Ln = La‒Nd, Sm, Gd‒Er and Y; δ = 0.11‒0.50) compounds
• Authors of publication: Daszkiewicz, Marek; Gulay, Lubomir D.; Lychmanyuk, Olga S.
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 2009
• Journal volume: 65
• Journal issue: 2
• Pages of publication: 126 - 133
• a: 9.6921 ± 0.0014 Å
• b: 9.6921 ± 0.0014 Å
• c: 5.8308 ± 0.0012 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 474.35 ± 0.14 ų
• Cell temperature: 295 ± 2 K
• Ambient diffraction temperature: 295 ± 2 K
• Number of distinct elements: 4
• Space group number: 173
• Hermann-Mauguin space group symbol: P 63
• Hall space group symbol: P 6c
• Residual factor for all reflections: 0.0218
• Residual factor for significantly intense reflections: 0.0217
• Weighted residual factors for significantly intense reflections: 0.0527
• Weighted residual factors for all reflections included in the refinement: 0.0528
• Goodness-of-fit parameter for all reflections included in the refinement: 1.151
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes