Information card for entry 1563690

Structure parameters

• Formula: As3 Hf3.3 Nb3.7
• Calculated formula: As1.71429 Hf1.89029 Nb2.10971
• Title of publication: The crystal structures of Hf3±δNb4±δAs3 and Hf7.2Nb3.8As4: Members of a homologous series combining W-type, Mg-type and AlB2-type building blocks
• Authors of publication: Chumak, Igor; Warczok, Piotr; Richter, Klaus W.
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 2010
• Journal volume: 183
• Journal issue: 3
• Pages of publication: 557 - 564
• a: 17.964 ± 0.003 Å
• b: 3.5869 ± 0.0007 Å
• c: 11.262 ± 0.002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 725.7 ± 0.2 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 3
• Space group number: 62
• Hermann-Mauguin space group symbol: P n m a
• Hall space group symbol: -P 2ac 2n
• Residual factor for all reflections: 0.0587
• Residual factor for significantly intense reflections: 0.0501
• Weighted residual factors for significantly intense reflections: 0.1253
• Weighted residual factors for all reflections included in the refinement: 0.1294
• Goodness-of-fit parameter for all reflections included in the refinement: 1.092
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No