Information card for entry 2104432

Structure parameters

• Formula: Ga2 La4 O9
• Calculated formula: Ga2 La4 O9
• Title of publication: Order‒disorder of oxygen anions and vacancies in solid solutions of La~2~TiO~5~ and La~4~Ga~2~O~9~
• Authors of publication: Kasunič, Marta; Meden, Anton; Škapin, Srečo D.; Suvorov, Danilo; Golobič, Amalija
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 2009
• Journal volume: 65
• Journal issue: 5
• Pages of publication: 558 - 566
• a: 7.98082 ± 0.00007 Å
• b: 11.2025 ± 0.00011 Å
• c: 11.62961 ± 0.00011 Å
• α: 90°
• β: 109.487 ± 0.0007°
• γ: 90°
• Cell volume: 980.185 ± 0.016 ų
• Cell temperature: 293 ± 1 K
• Ambient diffraction temperature: 293 ± 1 K
• Number of distinct elements: 3
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Goodness-of-fit parameter for all reflections: 1.442
• Method of determination: powder diffraction
• Diffraction radiation wavelength: 1.5418 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No