Structures of 6H perovskites Ba3CaSb2O9 and Ba3SrSb2O9 determined by synchrotron X-ray diffraction, neutron powder diffraction and ab initio calculations

Rowda, B.; Avdeev, M.; Lee, P.L.; Henry, P.F.; Ling, C.D.

doi:10.1107/S0108768108005041

Acta Crystallographica Section B
Acta Crystallographica
Section B STRUCTURAL SCIENCE, CRYSTAL ENGINEERING AND MATERIALS

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Figure 1
Polyhedral representations of the structures of Ba₃BSb₂O₉, B = Mg (Lufaso et al., 2005

), Ca and Sr, in equivalent projections, showing the symmetry-lowering octahedral rotations. SbO₆ octahedra are dark grey, BO₆ octahedra are light grey and Ba spheres are light grey.

STRUCTURAL SCIENCE
CRYSTAL ENGINEERING
MATERIALS

ISSN: 2052-5206

Volume 64| Part 2| March 2008| Pages 154-159

doi:10.1107/S0108768108005041

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