Information card for entry 1001533

Structure parameters

• Chemical name: Thallium calcium barium copper oxide (1.8/1/2/2/8)
• Formula: Ba2 Ca Cu2 O8 Tl1.81
• Calculated formula: Ba2 Ca Cu2 O8 Tl1.81
• Title of publication: Thallium nonstoichiometry in 2212-thallium cuprate
• Authors of publication: Michel, C; Martin, C; Hervieu, M; Maignan, A; Provost, J; Huve, M; Raveau, B
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 1992
• Journal volume: 96
• Pages of publication: 271 - 286
• a: 3.8489 ± 0.0001 Å
• b: 3.8489 ± 0.0001 Å
• c: 29.3153 ± 0.0007 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 434.3 ų
• Number of distinct elements: 5
• Space group number: 139
• Hermann-Mauguin space group symbol: I 4/m m m
• Hall space group symbol: -I 4 2
• Residual factor for all reflections: 0.072
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No