Information card for entry 2224854

Structure parameters

• Chemical name: tristrontium trialuminium tridecasilicon henicosanitride dioxide
• Formula: Al6 Eu0.18 N42 O4 Si26 Sr5.82
• Calculated formula: Al6 Eu0.188 N42 O4 Si26 Sr5.812
• Title of publication: Sr~3~(Al~3+<i>x~</i>Si~13{-~<i>x</i>})(N~21{-~<i>x</i>}O~2+<i>x~</i>):Eu^2+^ (<i>x</i> σim 0): a monoclinic modification of Sr-sialon
• Authors of publication: Ishizawa, Nobuo; Kamoshita, Minami; Fukuda, Koichiro; Shioi, Kousuke; Hirosaki, Naoto
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2010
• Journal volume: 66
• Journal issue: 2
• Pages of publication: i14
• a: 14.7557 ± 0.0005 Å
• b: 7.4627 ± 0.0002 Å
• c: 9.0348 ± 0.0003 Å
• α: 90°
• β: 90°
• γ: 90 ± 0.002°
• Cell volume: 994.89 ± 0.05 ų
• Cell temperature: 296 ± 2 K
• Ambient diffraction temperature: 296 ± 2 K
• Number of distinct elements: 6
• Space group number: 4
• Hermann-Mauguin space group symbol: P 1 1 21
• Hall space group symbol: P 2c
• Residual factor for all reflections: 0.0577
• Residual factor for significantly intense reflections: 0.0448
• Weighted residual factors for significantly intense reflections: 0.0982
• Weighted residual factors for all reflections included in the refinement: 0.1051
• Goodness-of-fit parameter for all reflections included in the refinement: 1.067
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes