Information card for entry 1008805

Structure parameters

• Chemical name: Disamarium disilicate
• Formula: O7 Si2 Sm2
• Calculated formula: O7 Si2 Sm2
• Title of publication: Structure investigations of the high-temperature phases of La2 Si2 O7, Gd2 Si2 O7 and Sm2 Si2 O7
• Authors of publication: Norlund Christensen, A; Frost Jensen, A; Kruse Themsen, B; Gronbaek Hazell, R; Hanfland, M; Dooryhee, E
• Journal of publication: Acta Chemica Scandinavica (43,1989-)
• Year of publication: 1997
• Journal volume: 51
• Pages of publication: 1178 - 1185
• a: 8.553 ± 0.005 Å
• b: 12.849 ± 0.005 Å
• c: 5.392 ± 0.002 Å
• α: 91.08 ± 0.02°
• β: 88.61 ± 0.04°
• γ: 89.68 ± 0.04°
• Cell volume: 592.3 ų
• Number of distinct elements: 3
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.077
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No