Information card for entry 1561965

Structure parameters

• Formula: Eu2 Ge4 Na8 S12
• Calculated formula: Eu2 Ge4 Na8 S12
• Title of publication: Structural, optical, and magnetic properties of Na8Eu2(Si2S6)2 and Na8Eu2(Ge2S6)2: Europium(II) quaternary chalcogenides that contain an ethane-like (Si2S6)6− or (Ge2S6)6− moiety
• Authors of publication: Choudhury, Amitava; Ghosh, Kartik; Grandjean, Fernande; Long, Gary J.; Dorhout, Peter K.
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 2015
• Journal volume: 226
• Pages of publication: 74 - 80
• a: 6.8487 ± 0.0014 Å
• b: 11.812 ± 0.002 Å
• c: 7.7352 ± 0.0016 Å
• α: 90°
• β: 107.164 ± 0.003°
• γ: 90°
• Cell volume: 597.9 ± 0.2 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Residual factor for all reflections: 0.0392
• Residual factor for significantly intense reflections: 0.0305
• Weighted residual factors for significantly intense reflections: 0.0657
• Weighted residual factors for all reflections included in the refinement: 0.0683
• Goodness-of-fit parameter for all reflections included in the refinement: 1.082
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No