Information card for entry 4117906

Structure parameters

• Common name: Potassium Nickel Selenide
• Chemical name: Potassium Dinickel Diselenide
• Formula: K0.8 Ni2 Se2
• Calculated formula: K0.802 Ni2.001 Se2
• Title of publication: Bonding, Ion Mobility, and Rate-Limiting Steps in Deintercalation Reactions with ThCr2Si2-type KNi2Se2
• Authors of publication: James R. Neilson; Tyrel M. McQueen
• Journal of publication: Journal of the American Chemical Society
• Year of publication: 2012
• Journal volume: 134
• Pages of publication: 7750 - 7757
• a: 3.8922 ± 0.0002 Å
• b: 3.8922 Å
• c: 13.523 ± 0.001 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 204.863 ± 0.018 ų
• Cell temperature: 300 K
• Ambient diffraction temperature: 300 K
• Number of distinct elements: 3
• Space group number: 139
• Hermann-Mauguin space group symbol: I 4/m m m
• Hall space group symbol: -I 4 2
• Goodness-of-fit parameter for all reflections: 7.48
• Diffraction radiation wavelength: 0.2127 Å
• Diffraction radiation type: synchrotron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No