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Figure 6
Temperature dependence of the tilt angle φ in Ba2BiSbO6. The dashed line, given by φ2 = 25.36{[1+0.0232(Tc − T)]1/2 − 1}, Tc = 514.9 K, is of the form to be expected when the sixth order term of the free energy expansion is included in the analysis.

Journal logoSTRUCTURAL SCIENCE
CRYSTAL ENGINEERING
MATERIALS
ISSN: 2052-5206
Volume 62| Part 4| July 2006| Pages 537-546
doi:10.1107/S0108768106018842
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