Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
1653999 | Materials Letters | 2005 | 4 Pages |
Abstract
Hydrolysis of tellurium isopropoxide, in the presence of tetraalkylammonium bromide solution, led to oriented α-TeO2 crystals. Anisotropic growth was enhanced by adding trace amounts of titanium isopropoxides which allowed to get higher aspect ratio α-TeO2 crystals. Higher amounts of titanium isopropoxides afforded mixtures of α-TeO2 rods and β-TeO2 square crystals or TiTe3O8 crystalline materials after annealing at 480 °C. Those materials have been characterised by FT-IR, XRD, XPS and SEM-EDX techniques.
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Authors
A. Huriet, S. Daniele, L.G. Hubert-Pfalzgraf,