Information card for entry 2100946

Structure parameters

• Formula: Al9 Er Ni3
• Calculated formula: Al9 Er Ni3
• Title of publication: Structure of <i>R</i>Ni~3~Al~9~ (<i>R</i> = Y, Gd, Dy, Er) with either ordered or partly disordered arrangement of Al-atom triangles and rare-earth-metal atoms
• Authors of publication: Gladyshevskii, R. E.; Cenzual, K.; Flack, H. D.; Parthé, E.
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 1993
• Journal volume: 49
• Journal issue: 3
• Pages of publication: 468 - 474
• a: 7.2716 ± 0.0005 Å
• b: 7.2716 ± 0.0005 Å
• c: 27.346 ± 0.003 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 1252.2 ± 0.2 ų
• Number of distinct elements: 3
• Space group number: 155
• Hermann-Mauguin space group symbol: R 3 2 :H
• Hall space group symbol: R 3 2"
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: Mo
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No