Information card for entry 1501461

Structure parameters

• Formula: Fe2 K0.8 Se1.96
• Calculated formula: Fe2 K0.792 Se2
• Title of publication: Synthesis and crystal growth of Cs0.8(FeSe0.98)2: a new iron-based superconductor with Tc=27K
• Authors of publication: Krzton-Maziopa, A.; Shermadini, Z.; Pomjakushina, E.; Pomjakushina, V.; Bendele, M.; Amato, A.; Khasanov, R.; Luetkens, H.; Conder, K.
• Journal of publication: Journal of Physics: Condensed Matter
• Year of publication: 2011
• Journal volume: 23
• Pages of publication: 1 - 4
• a: 3.9092 Å
• b: 3.9092 Å
• c: 14.1353 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 216.013 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
• Residual factor for all reflections: 0.051
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No