Information card for entry 2101586

Structure parameters

• Formula: K2 Nb2 O14 Si4
• Calculated formula: K4 Nb4 O28 Si8
• Title of publication: New ferroelectric inorganic materials predicted in point group 4<i>mm</i>
• Authors of publication: Abrahams, S. C.
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 1996
• Journal volume: 52
• Journal issue: 5
• Pages of publication: 790 - 805
• a: 8.7404 ± 0.0008 Å
• b: 8.7404 ± 0.0008 Å
• c: 8.136 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 621.55 ± 0.08 ų
• Number of distinct elements: 4
• Hermann-Mauguin space group symbol: P 4 b m
• Hall space group symbol: P 4 -2ab
• Diffraction radiation wavelength: 0.71069 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No