Kinetic oscillations in the catalytic CO oxidation on Pt(100): Computer simulations
J. Chem. Phys. 85, 5328 (1986); doi:10.1063/1.451676
Issue Date: 1 November 1986
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The previously observed phenomena of temporal and spatial self-organization during the catalytic oxidation of CO on a Pt(100) surface were computer simulated by use of the cellular automaton technique. The underlying model is footed on the knowledge about the individual reaction steps (adsorption, desorption, surface structural transformation, etc.), which in turn formed the basis of a previous theoretical treatment in terms of the formulation and solution of a set of coupled differential equations. The present result nicely show the formation and propagation of two-dimensional patterns, and they reproduce qualitatively well all the experimental observations. The development of macroscopic patterns even with an a priori perfectly homogeneous surface is a particularly interesting effect.
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| History: | Received 5 May 1986; accepted 7 July 1986 |
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0021-9606 (print)
1089-7690 (online)
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