Information card for entry 1536004

Structure parameters

• Chemical name: Ba2 Y Cu2.84 Al0.16 O6.8
• Formula: Al0.16 Ba2 Cu2.84 O6.8 Y
• Calculated formula: Al0.16 Ba2 Cu2.84 O6.8 Y
• Title of publication: Refinement of tetragonal crystal structure of the high-temperature superconductor Ba2YCu3epsilonAlepsilonO7-delta:eps lon=0.160(3),delta=0.20(2):
• Authors of publication: Chekhlov, A.N.; Martynov, I.V.
• Journal of publication: Doklady Akademii Nauk SSSR
• Year of publication: 1990
• Journal volume: 310
• Pages of publication: 1407 - 1410
• a: 3.858 Å
• b: 3.858 Å
• c: 11.693 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 174.041 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
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No