Information card for entry 1001422

Structure parameters

• Chemical name: Yttrium barium copper iron oxide (1/2/2.8/0.2/6.9)
• Formula: Ba2 Cu2.79 Fe0.15 O6.92 Y
• Calculated formula: Ba2 Cu2.8 Fe0.16 O6.92 Y
• Title of publication: Crystallographic study of tetragonal, superconducting YBa~2~(Cu~0.93~Fe~0.05~)~3~O~7~
• Authors of publication: Roth, G; Heger, G; Renker, B; Pannetier, J; Caignaert, V; Hervieu, M; Raveau, B
• Journal of publication: Zeitschrift fuer Physik, B (1984-)
• Year of publication: 1988
• Journal volume: 71
• Pages of publication: 43 - 52
• a: 3.863 ± 0.001 Å
• b: 3.863 ± 0.001 Å
• c: 11.626 ± 0.003 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 173.5 ų
• Number of distinct elements: 5
• Space group number: 123
• Hermann-Mauguin space group symbol: P 4/m m m
• Hall space group symbol: -P 4 2
• Residual factor for all reflections: 0.036
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No