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Questions related from Roberto Fiorenza
In particular I'm studying TiO2 doped with N, W and Hf systems. A slight shift to lower angle compared to the 25° degree of bare TiO2 can be due to substitution of Ti ions? Are there some...
10 October 2016 9,277 8 View
There are papers that consider this possible correlation? It is possible that a higher SiO2/Al2O3 ratio (lower acidity) favour the dispersion and the formation of bigger metal particles?
01 January 2016 8,046 5 View
I performed a TG-DTA measurements of cerium oxide prepared by precipitation from cerium nitrate and then calcinated at 450°C. The sample don't have significant weigt losses, but have a DTA...
12 December 2014 4,060 6 View