Information card for entry 2105799

Structure parameters

• Chemical name: Potassium praseodym sulfide
• Formula: K Pr S2
• Calculated formula: K Pr S2
• Title of publication: Structure determination of KLaS~2~, KPrS~2~, KEuS~2~, KGdS~2~, KLuS~2~, KYS~2~, RbYS~2~, NaLaS~2~ and crystal-chemical analysis of the group 1 and thallium(I) rare-earth sulfide series
• Authors of publication: Fábry, Jan; Havlák, Lubomír; Dušek, Michal; Vaněk, Přemysl; Drahokoupil, Jan; Jurek, Karel
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 2014
• Journal volume: 70
• Journal issue: 2
• Pages of publication: 360 - 371
• a: 4.1925 ± 0.0003 Å
• b: 4.1925 ± 0.0003 Å
• c: 21.892 ± 0.0014 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 333.24 ± 0.04 ų
• Cell temperature: 301.5 ± 0.3 K
• Ambient diffraction temperature: 301.5 K
• Number of distinct elements: 3
• Space group number: 166
• Hermann-Mauguin space group symbol: R -3 m :H
• Hall space group symbol: -R 3 2"
• Residual factor for all reflections: 0.0206
• Residual factor for significantly intense reflections: 0.0164
• Weighted residual factors for significantly intense reflections: 0.0526
• Weighted residual factors for all reflections included in the refinement: 0.0555
• Goodness-of-fit parameter for all reflections included in the refinement: 1.78
• Diffraction radiation wavelength: 0.7107 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes