Information card for entry 1006112

Structure parameters

• Chemical name: Hafnium bis(hydrogenphosphate(V)) hydrate - α
• Formula: H4 Hf O9 P2
• Calculated formula: H8 Hf O9 P2
• Title of publication: Neutron powder diffraction study of α-Ti(HPO~4~)~2~.(H~2~O) and α-Hf(HPO~4~)~2~.(H~2~O); H-atom positions
• Authors of publication: Salvadó, M. A.; Pertierra, P.; García-Granda, S.; García, J. R.; Rodríguez, J.; Fernández-Díaz, M. T.
• Journal of publication: Acta Crystallographica, Section B: Structural Science
• Year of publication: 1996
• Journal volume: 52
• Journal issue: 5
• Pages of publication: 896 - 898
• a: 8.9955 ± 0.0005 Å
• b: 5.2439 ± 0.0003 Å
• c: 16.224 ± 0.001 Å
• α: 90°
• β: 111.234 ± 0.004°
• γ: 90°
• Cell volume: 713.4 ų
• Number of distinct elements: 4
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Residual factor for all reflections: 0.009
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No