Information card for entry 1520216

Structure parameters

• Chemical name: Barium Mercury Copper Oxide (2/1/1/4.1)
• Formula: Ba2 Cu Hg O4.1
• Calculated formula: Ba2 Cu Hg O4.1
• Title of publication: Superconductivity at 94 K in Hg Ba2 Cu O4+delta
• Authors of publication: Putilin, S.N.; Antipov, E.V.; Chmaissem, O.; Marezio, M.
• Journal of publication: Nature
• Year of publication: 1993
• Journal volume: 362
• Pages of publication: 226 - 228
• a: 3.87766 ± 0.00004 Å
• b: 3.87766 Å
• c: 9.5073 ± 0.0001 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 142.954 ± 0.002 ų
• Number of distinct elements: 4
• 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