✦ LIBER ✦

Reactions CO, H2 - methanation (nickel) (P. ATM.). Espece formyle

✍ Scribed by A Deluzarche; J.P Hindermann; R Kieffer

Book ID: 104245888
Publisher: Elsevier Science
Year: 1978
Tongue: French
Weight: 264 KB
Volume: 19
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(01)94863-4

No coin nor oath required. For personal study only.

✦ Synopsis

Les propositions Gcanistiques relativement anciennes sont signalees dans une publication de 1973'. Recenn~ent,~ par une Qtude des Energies de liaison et de la geomgtrie des espsces chimisorb&es sur des clusters de dissociatif donnant Cads et Oads nickel, deux possibilit& ont Bt6 retenues : Gcanisme puis hydrogsnation de Cads en CH4, et mgcanisms faisant intervenir 1'espSce formyle. Un support exp6rimental ssrieux a BtS apport6 au schema dissociatif, 3-8 les espgces hydroxym6thylGniques i$-OH &tant exclues'. Cependant 1'hypothSse de formes acylles a et6 retenue dans des propositions traitant du m6canisme Fischer-Tropsch, 9, 10 couvrant la m6thanation et aussi pour cette

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