Information card for entry 1539471

Structure parameters

• Chemical name: Ir2 Sm Si2
• Formula: Ir2 Si2 Sm
• Calculated formula: Ir2 Si2 Sm
• Title of publication: Crystallochemical aspects and the existance of MTSi3-type ternary silicides of the structure type barium-nickel-tin (Ba Ni Sn3) (M= thorium, yttrium, lanthanide and T= ruthenium, osmium, cobalt, rhodium, iridium)
• Authors of publication: Zhong, W.X.; Lloret, B.; Etourneau, J.; Chevalier, B.; Ng, W.L.; Hagenmuller, P.
• Journal of publication: Revue de Chimie Minerale
• Year of publication: 1985
• Journal volume: 22
• Pages of publication: 711 - 721
• a: 4.063 Å
• b: 4.063 Å
• c: 10.016 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 165.344 ų
• Number of distinct elements: 3
• Space group number: 139
• Hermann-Mauguin space group symbol: I 4/m m m
• Hall space group symbol: -I 4 2
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No