Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
27896 | Journal of Photochemistry and Photobiology A: Chemistry | 2009 | 5 Pages |
Abstract
The infrared multiphoton dissociation (IRMPD) of SiF4 in the presence of CH4 has been studied using a tunable CO2 TEA laser. The siliconated reaction products have been identified. A kinetic scheme has been proposed to explain the experimental results. The reaction rate constant of the trifluorosilyl radical, SiF3, with CH4 has been obtained from the numerical solution of the differential equation system associated to the kinetic mechanism proposed as well as from non-linear regression methods. It has been additionally found that this reaction occurs through two channels. The relative importance of each and their reaction rate constants have been determined as well.
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Authors
A.N. Alcaraz, J. Codnia, M.L. Azcárate,