Volume 87, 1989

Adsorption and reactions of ethyne. Effects of modifiers and formation of bimetallics

Abstract

Adsorption of C2H2 and C2H4 has been studied with Pd(111) and Pd–Cu(111) single-crystal planes using EELS. The formation of dissociatively adsorbed species is controlled by ensemble size effects. The catalytic experiments performed with powder catalysts reveal that formation of bimetallics from an active and an inactive metal or diminishing the particle size increase the selectivity to ethene. This supports the idea that the increase is due to suppression of dissociatively adsorbed, possibly multiply bound, species.

Article information

Article type
Paper

Faraday Discuss. Chem. Soc., 1989,87, 311-320

Adsorption and reactions of ethyne. Effects of modifiers and formation of bimetallics

N. R. M. Sassen, A. J. den Hartog, F. Jongerius, J. F. M. Aarts and V. Ponec, Faraday Discuss. Chem. Soc., 1989, 87, 311 DOI: 10.1039/DC9898700311

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