Information card for entry 4317122

Structure parameters

• Formula: Eu2 Mn O7 Si2
• Calculated formula: Eu2 Mn O7 Si2
• Title of publication: Crystal Structures and Magnetic Properties of New Europium Melilites Eu2MSi2O7 (M = Mg, Mn) and Their Strontium Analogues
• Authors of publication: Takashi Endo; Yoshihiro Doi; Makoto Wakeshima; Yukio Hinatsu
• Journal of publication: Inorganic Chemistry
• Year of publication: 2010
• Journal volume: 49
• Pages of publication: 10809 - 10814
• a: 8.139 ± 0.0002 Å
• b: 8.139 ± 0.0002 Å
• c: 5.1635 ± 0.0001 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 342.047 ± 0.014 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 113
• Hermann-Mauguin space group symbol: P -4 21 m
• Hall space group symbol: P -4 2ab
• Residual factor R(I) for significantly intense reflections: 2.33
• Goodness-of-fit parameter for all reflections: 1.32
• Method of determination: powder diffraction
• Diffraction radiation wavelength: 1.54059 Å
• Diffraction radiation type: CuKα1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No