Information card for entry 1001819

Structure parameters

• Chemical name: Mercury tetraoxovanadium barium strontium copper oxide (0.67/0.3/1/1/1/3.34)
• Formula: Ba Cu Hg0.67 O4.66 Sr V0.33
• Calculated formula: Ba Cu Hg0.67 O4.66 Sr V0.332
• Title of publication: The 1201 superconductors Hg~1-y~(VO~4~)y(Ba, Sr)~2~CuO~4-2y+δ~: evidence for VO~4~ tetrahedra
• Authors of publication: Knížek, K.; Malo, S.; Michel, C.; Hervieu, M.; Maignan, A.; Raveau, B.
• Journal of publication: Physica C: Superconductivity and Its Applications (Amsterdam, Netherlands)
• Year of publication: 1997
• Journal volume: 277
• Journal issue: 1-2
• Pages of publication: 119 - 132
• a: 3.8523 ± 0.0005 Å
• b: 3.8523 ± 0.0005 Å
• c: 9.077 ± 0.001 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 134.7 ų
• Number of distinct elements: 6
• 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: 0.044
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No