Information card for entry 2104419

Structure parameters

• Common name: Gadulinium copper arsenide
• Formula: As2 Cu Gd
• Calculated formula: As2 Cu Gd
• Title of publication: Incommensurately modulated lanthanide coinage-metal diarsenides. II. GdCuAs~2~, GdAu~1{-~δ}As~2~ and TbAu~1{-~δ}As~2~ ‒ new distortion variants of the HfCuSi~2~ type with irregularly stacked zigzag chains of arsenic atoms
• Authors of publication: Rutzinger, D.; Bartsch, C.; Doert, Th.; Ruck, M.
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 2009
• Journal volume: 65
• Journal issue: 5
• Pages of publication: 527 - 534
• a: 3.9041 ± 0.0008 Å
• b: 3.9015 ± 0.0008 Å
• c: 9.908 ± 0.002 Å
• α: 90°
• β: 90.05 ± 0.03°
• γ: 90°
• Cell volume: 150.92 ± 0.05 ų
• Cell temperature: 293 ± 1 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 3
• Hermann-Mauguin space group symbol: P21/m(\a0\g)00
• Residual factor for all reflections: 0.1038
• Residual factor for significantly intense reflections: 0.0392
• Weighted residual factors for significantly intense reflections: 0.0362
• Weighted residual factors for all reflections included in the refinement: 0.0391
• Goodness-of-fit parameter for all reflections included in the refinement: 1.24
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes