Tetrahedral Ti4+in the Solid Solution Ba2Ti1+xSi2−xO8(0 ≤x≤ 0.14)
作者： A.M. Coats , N. Hirose , J. Marr , A.R. West
关键词: Physical chemistry 、 Electron microprobe 、 Crystal structure 、 Inorganic chemistry 、 Infrared spectroscopy 、 Chemical composition 、 Tetrahedron 、 Solid solution 、 Chemistry
摘要: Abstract A previously unreported solid solution based on fresnoite, Ba2TiSi2O8, has been found in the BaO:TiO2:SiO2system. It forms by partial replacement of Si Ti and formula Ba2Ti1+xSi2−xO8(0 ≤$sm≤x≤ 0.14). Infrared spectra confirm that excess is tetrahedrally coordinated.
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