Information card for entry 2017971

Structure parameters

• Chemical name: Tetrasodium nonamanganese octadecaoxide
• Formula: Mn9 Na4.32 O18
• Calculated formula: Mn9 Na4.322 O18
• Title of publication: The tunnel manganese oxide Na~4.32~Mn~9~O~18~: a new Na^+^ site discovered by single-crystal X-ray diffraction
• Authors of publication: Chu, Qingxin; Wang, Xiaofeng; Li, Qiliang; Liu, Xiaoyang
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 2011
• Journal volume: 67
• Journal issue: 2
• Pages of publication: i10 - i12
• a: 9.084 ± 0.004 Å
• b: 26.311 ± 0.01 Å
• c: 2.8223 ± 0.0011 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 674.6 ± 0.5 ų
• Cell temperature: 296 ± 2 K
• Ambient diffraction temperature: 296 ± 2 K
• Number of distinct elements: 3
• 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: 0.0441
• Residual factor for significantly intense reflections: 0.0315
• Weighted residual factors for significantly intense reflections: 0.0632
• Weighted residual factors for all reflections included in the refinement: 0.0677
• Goodness-of-fit parameter for all reflections included in the refinement: 1.093
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes