Information card for entry 2108439

Structure parameters

• Chemical name: sodium manganese oxide
• Formula: Mn13 Na3.98 O26
• Calculated formula: Mn13 Na3.984 O26
• Title of publication: (Na,Ω)5[MnO2]13 does not have the romanèchite framework: a new tunnel structure determined and refined by EDT and synchrotron powder diffraction.
• Authors of publication: Mugnaioli, Enrico; Gemmi, Mauro; Merlini, Marco; Gregorkiewitz, Miguel
• Journal of publication: Acta Crystallographica, Section B
• Year of publication: 2016
• Journal volume: 72
• Journal issue: 06
• Pages of publication: 893 - 903
• a: 22.5199 ± 0.0006 Å
• b: 2.83987 ± 0.00006 Å
• c: 14.8815 ± 0.0004 Å
• α: 90°
• β: 105.092 ± 0.0016°
• γ: 90°
• Cell volume: 918.9 ± 0.04 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 3
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• RFsqd: 0.035
• Goodness-of-fit parameter for all reflections: 0.83
• Method of determination: powder diffraction
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 0.415352 Å
• Diffraction radiation type: synchrotron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No