Information card for entry 1001456

Structure parameters

• Chemical name: Barium yttrium copper oxide (2/1/3/7)
• Formula: Ba2 Cu3 O7 Y
• Calculated formula: Ba2 Cu3 O7 Y
• Title of publication: Structure of the 100 K Superconductor Ba~2~ Y Cu~3~ O~7~ between (5- 300)K by Neutron Powder Diffraction
• Authors of publication: Capponi, J J; Chaillout, C; Hewat, A W; Lejay, P; Marezio, M; Nguyen, N; Raveau, B; Soubeyroux, J L; Tholence, J L; Tournier, R
• Journal of publication: Europhysics Letters
• Year of publication: 1987
• Journal volume: 3
• Pages of publication: 1301 - 1307
• a: 3.8164 ± 0.0002 Å
• b: 3.8824 ± 0.0002 Å
• c: 11.6546 ± 0.0005 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 172.7 ų
• Number of distinct elements: 4
• Space group number: 47
• Hermann-Mauguin space group symbol: P m m m
• Hall space group symbol: -P 2 2
• Residual factor for all reflections: 0.069
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No