Information card for entry 1008923

Structure parameters

• Chemical name: Yttrium aluminium oxide
• Formula: Al O3 Y
• Calculated formula: Al O3 Y
• Title of publication: Un nouveau type de structure hexagonale: Al T O3 (T = Y, Eu, Gd, Tb, Dy, Ho, Er).
• Authors of publication: Bertaut, F; Mareschal, J
• Journal of publication: Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences (1884 - 1965)
• Year of publication: 1963
• Journal volume: 257
• Pages of publication: 867 - 870
• a: 3.68 ± 0.005 Å
• b: 3.68 ± 0.005 Å
• c: 10.52 ± 0.01 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 123.4 ų
• Number of distinct elements: 3
• Space group number: 194
• Hermann-Mauguin space group symbol: P 63/m m c
• Hall space group symbol: -P 6c 2c
• Residual factor for all reflections: 0.024
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No