Information card for entry 2003014

Structure parameters

• Formula: K Nb5 O15 Pb2
• Calculated formula: K2 Nb5 O15 Pb4
• Title of publication: Structures des phases paraélectrique et ferroélectrique de Pb~2~KNb~5~O~15~
• Authors of publication: Sciau, Philippe; Calvarin, Gilbert; Ravez, Jean
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 1999
• Journal volume: 55
• Journal issue: 4
• Pages of publication: 459 - 466
• a: 17.779 ± 0.002 Å
• b: 18.015 ± 0.002 Å
• c: 3.9209 ± 0.0004 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1255.82 ų
• Cell temperature: 294 K
• Number of distinct elements: 4
• Space group number: 38
• Hermann-Mauguin space group symbol: C m 2 m
• Hall space group symbol: C -2 -2
• Diffraction radiation probe: neutron
• Diffraction radiation wavelength: 1.985 Å
• Diffraction radiation type: neutron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No