Information card for entry 2102689

Structure parameters

• Formula: Cu Na1.61689 O2
• Calculated formula: Cu Na4 O2
• Title of publication: Structures of incommensurate and commensurate composite crystals Na~<i>x~</i>CuO~2~ (<i>x</i> = 1.58, 1.6, 1.62)
• Authors of publication: van Smaalen, Sander; Dinnebier, Robert; Sofin, Mikhail; Jansen,Martin
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 2007
• Journal volume: 63
• Journal issue: 1
• Pages of publication: 17 - 25
• a: 8.23682 ± 0.00015 Å
• b: 2.79269 ± 0.00004 Å
• c: 5.71224 ± 0.0001 Å
• α: 90°
• β: 111.67 ± 0.0009°
• γ: 90°
• Cell volume: 122.112 ± 0.004 ų
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 3
• Hermann-Mauguin space group symbol: C2/m(0\b0)s0
• Residual factor for all reflections: 0.0556
• Residual factor for significantly intense reflections: 0.0546
• Weighted residual factors for significantly intense reflections: 0.0589
• Weighted residual factors for all reflections included in the refinement: 0.0589
• Diffraction radiation wavelength: 1.54059 Å
• Diffraction radiation type: X-ray
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No