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Adsorption and Desorption of Water on Tin Dioxide
Authors:Davtyan  M L  Volkov  V N  Lobov  B I  Mavrin  I F
Institution:(1) Kirov State Pedagogical Institute, Pskov, Russia;(2) Herzen Russian State Pedagogical University, St. Petersburg, Russia
Abstract:Adsorption isotherms were obtained for water on SnO2 samples subjected to heat treatment at various temperatures. The monolayer capacity and adsorption constants were determined by Langmuir equation. The enthalpy and entropy of adsorption were determined using the isobar equation.
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