Information card for entry 1008426

Structure parameters

• Chemical name: Yttrium barium copper iron oxide (1/2/2.8/.2/7.1)
• Formula: Ba2 Cu2.77 Fe0.23 O7.13 Y
• Calculated formula: Ba2 Cu2.77 Fe0.23 O7.128 Y
• Title of publication: Neutron and electron diffraction study of Y Ba~2~ Cu2~2~ CU1~.77~ Fe~.23~ O~7.13~
• Authors of publication: Bordet, P; Hodeau, J L; Strobel, P; Marezio, M; Santoro, A
• Journal of publication: Solid State Communications
• Year of publication: 1988
• Journal volume: 66
• Pages of publication: 435 - 439
• a: 3.8674 ± 0 Å
• b: 3.8674 ± 0 Å
• c: 11.6687 ± 0.0002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 174.5 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: 0.0285
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No