Information card for entry 4001007

Structure parameters

• Formula: K0.05 La0.91 Nb O4.1
• Calculated formula: K0.05 La0.913 Nb O4.099
• Title of publication: Aqueous Synthesis and Structural Comparison of Rare Earth Niobates and Tantalates: (La,K,◻)2Nb2O7−x(OH)2and Ln2Ta2O7(OH)2(◻ = vacancy; Ln = La−Sm)
• Authors of publication: Nyman, May; Rodriguez, Mark A.; Alam, Todd M.; Anderson, Travis M.; Ambrosini, Andrea
• Journal of publication: Chemistry of Materials
• Year of publication: 2009
• Journal volume: 21
• Journal issue: 11
• Pages of publication: 2201
• a: 14.0652 ± 0.0002 Å
• b: 3.9413 ± 0.0001 Å
• c: 6.7477 ± 0.0001 Å
• α: 90°
• β: 91.283 ± 0.001°
• γ: 90°
• Cell volume: 373.966 ± 0.012 ų
• Cell temperature: 298 ± 2 K
• Ambient diffraction temperature: 298 ± 2 K
• Number of distinct elements: 4
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/n 1
• Hall space group symbol: -P 2yn
• RFsqd: 0.03372
• Goodness-of-fit parameter for all reflections: 1.73
• Method of determination: powder diffraction
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 0.41317 Å
• Diffraction radiation type: synchrotron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No