Information card for entry 7204540

Structure parameters

• Common name: sodium niobium diselenide
• Formula: Na0.5 Nb Se2
• Calculated formula: Na0.498 Nb Se2
• Title of publication: New metathesis routes to layered dichalcogenides: synthesis, crystal growth and structure of NayNbX2 (y = 0.5, X = S, Se)
• Authors of publication: Salyer, Pamela A.; Barker, Marten G.; Blake, Alexander J.; Gregory, Duncan H.; Weston, David P.; Wilson, Claire
• Journal of publication: Journal of Materials Chemistry
• Year of publication: 2003
• Journal volume: 13
• Journal issue: 2
• Pages of publication: 175
• a: 3.4762 ± 0.0007 Å
• b: 3.4762 ± 0.0007 Å
• c: 15.342 ± 0.002 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 160.55 ± 0.05 ų
• Cell temperature: 150 ± 2 K
• Ambient diffraction temperature: 150 ± 2 K
• Number of distinct elements: 3
• Space group number: 194
• Hermann-Mauguin space group symbol: P 63/m m c
• Hall space group symbol: -P 6c 2c
• Residual factor for all reflections: 0.023
• Residual factor for significantly intense reflections: 0.0191
• Weighted residual factors for significantly intense reflections: 0.0474
• Weighted residual factors for all reflections included in the refinement: 0.0487
• Goodness-of-fit parameter for all reflections included in the refinement: 1.122
• Diffraction radiation wavelength: 0.71069 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No