Information card for entry 1001216

Structure parameters

• Chemical name: Dihydrogen ditantalum oxide
• Formula: H2 O6 Ta2
• Calculated formula: H1.9998 O6 Ta2
• Title of publication: Neutron diffraction study of the defect pyrochlores Ta W O~5.5~, H Ta W O~6~, H~2~ Ta~2~ O~6~, and H Ta W O~6~*H~2~ O
• Authors of publication: Groult, D; Pannetier; Raveau, B
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 1982
• Journal volume: 41
• Pages of publication: 277 - 285
• a: 10.6032 ± 0.0006 Å
• b: 10.6032 ± 0.0006 Å
• c: 10.6032 ± 0.0006 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1192.1 ų
• Number of distinct elements: 3
• Space group number: 227
• Hermann-Mauguin space group symbol: F d -3 m :2
• Hall space group symbol: -F 4vw 2vw 3
• Residual factor for all reflections: 0.0872
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No