Information card for entry 1563072

Structure parameters

• Common name: Uranium Gadolinium Oxyselenide
• Formula: Gd2 O4 Se3 U2
• Calculated formula: Gd2 O4 Se3 U2
• Title of publication: Syntheses and crystal structures of the quaternary uranium lanthanide oxyselenides UYb2O2Se3 and U2Ln2O4Se3 (Ln=Pr, Sm, Gd)
• Authors of publication: Raw, Adam D.; Ibers, James A.
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 2012
• Journal volume: 186
• Pages of publication: 177 - 181
• a: 6.9724 ± 0.0004 Å
• b: 14.8052 ± 0.0007 Å
• c: 3.9678 ± 0.0002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 409.59 ± 0.04 ų
• Cell temperature: 100 ± 2 K
• Ambient diffraction temperature: 100 ± 2 K
• Number of distinct elements: 4
• Space group number: 55
• Hermann-Mauguin space group symbol: P b a m
• Hall space group symbol: -P 2 2ab
• Residual factor for all reflections: 0.0222
• Residual factor for significantly intense reflections: 0.0217
• Weighted residual factors for significantly intense reflections: 0.0576
• Weighted residual factors for all reflections included in the refinement: 0.0577
• Goodness-of-fit parameter for all reflections included in the refinement: 1.777
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No