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Photocatalyzed silver deposition on perovskite surfaces

Posted on:2012-04-27Degree:M.AType:Thesis
University:State University of New York at Stony BrookCandidate:Bein, BenjaminFull Text:PDF
GTID:2451390008494963Subject:Physics
Abstract/Summary:
In this thesis a simple model for the growth of silver particles on well defined surfaces is developed. The model is applied to introduce a new approach to compare the surface reactivity of different materials by estimating the amount of deposited silver from silver particle height. This technique was applied to investigate the differences in surface reactivity between ferroelectric PbTiO3 and paraelectric SrTiO3. The model suggests that the reactivity of PbTiO3 is 50% higher than on SrTiO3. Furthermore it has been shown that a SrRuO3 bottom electrode under a PbTiO 3 film has no measurable effect on the surface reactivity of PbTiO3.
Keywords/Search Tags:Surface, Silver
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