Information card for entry 1006059

Structure parameters

• Chemical name: Dithulium barium nickel oxide
• Formula: Ba Ni O5 Tm2
• Calculated formula: Ba Ni O5 Tm2
• Title of publication: Polymorphism in the oxides R~2~NaNiO~5~ (R= Tm, Yb, Lu)
• Authors of publication: Garcia-Matres, E; Rodriguez-Carvajal, J; Martinez, J L; Alonso, J A; Salinas-Sanchez, A; Saez-Puche, R
• Journal of publication: Solid State Ionics
• Year of publication: 1993
• Journal volume: 63
• Pages of publication: 915 - 921
• a: 3.75124 ± 0.00004 Å
• b: 5.7214 ± 0.00008 Å
• c: 11.2456 ± 0.0001 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 241.4 ų
• Number of distinct elements: 4
• Space group number: 71
• Hermann-Mauguin space group symbol: I m m m
• Hall space group symbol: -I 2 2
• Residual factor for all reflections: 0.0456
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No