Citation: Henderson, Stuart J.; Shebanova, Olga; Hector, Andrew L.; McMillan, Paul F.; Weller, Mark T. (2007). Structural Variations in Pyrochlore-Structured Bi2Hf2O7, Bi2Ti2O7and Bi2Hf2-xTixO7Solid Solutions as a Function of Composition and Temperature by Neutron and X-ray Diffraction and Raman Spectroscopy. Chemistry of Materials, 19, pp. 1712-.