Information card for entry 2101514

Structure parameters

• Formula: Bi2 Nb2 O9 Pb
• Calculated formula: Bi2 Nb2 O9 Pb
• Title of publication: Cation disorder in ferroelectric PbBi~2~Nb~2~O~9~
• Authors of publication: Srikanth, V.; Idink, H.; White, W. B.; Subbarao, E. C.; Rajagopal, H.; Sequeira, A.
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 1996
• Journal volume: 52
• Journal issue: 3
• Pages of publication: 432 - 439
• a: 5.503 ± 0.004 Å
• b: 5.495 ± 0.004 Å
• c: 25.531 ± 0.005 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 772 ± 0.8 ų
• Number of distinct elements: 4
• Space group number: 36
• Hermann-Mauguin space group symbol: A 21 a m
• Hall space group symbol: A -2 2a
• Diffraction radiation probe: neutron
• Diffraction radiation wavelength: 1.216 Å
• Diffraction radiation type: neutron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No