Reactivity of transition metal atoms supported or not on TiO2(110) toward CO and H adsorption

Verfasser / Beitragende:
[Zeineb Helali, Abdesslem Jedidi, Alexis Markovits, Christian Minot, Manef Abderrabba]
Ort, Verlag, Jahr:
2015
Enthalten in:
Theoretical Chemistry Accounts, 134/4(2015-04-01), 1-12
Format:
Artikel (online)
ID: 605488029
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024 7 0 |a 10.1007/s00214-015-1652-4  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00214-015-1652-4 
245 0 0 |a Reactivity of transition metal atoms supported or not on TiO2(110) toward CO and H adsorption  |h [Elektronische Daten]  |c [Zeineb Helali, Abdesslem Jedidi, Alexis Markovits, Christian Minot, Manef Abderrabba] 
520 3 |a Following our strategy to analyze the metal-support interaction, we present periodic DFT calculations for adsorption of metal atoms on a perfect rutile TiO2(110) surface (at low coverage, θ=1/3) to investigate the interaction of an individual metal atom, M, with TiO2 and its consequence on the coadsorption of H and CO over M/TiO2. M under investigation varies in a systematic way from K to Zn. It is found that the presence of the support decreases or increases the strength of M-H or M-CO interaction according to the nature of M. The site of the adsorption for H and the formation of HCO/M also depend on M. From the left- to the right-hand side of the period, C and O both interact while O progressively detaches from M. On the contrary, for M=Fe-Cu, CO dissociation is more likely to happen. For CO and H coadsorption, two extreme cases emerge: For Ni, the hydrogen adsorbed should easily move on the support and CO dissociation is more likely. For Ti or Sc, H is easily coadsorbed with CO on the metal and CO hydrogenation could be the initial step. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a DFT  |2 nationallicence 
690 7 |a TiO2 rutile  |2 nationallicence 
690 7 |a SMSI  |2 nationallicence 
690 7 |a Metal-oxide interface  |2 nationallicence 
690 7 |a Reduction  |2 nationallicence 
690 7 |a Charge transfer  |2 nationallicence 
700 1 |a Helali  |D Zeineb  |u Laboratoire de Chimie Théorique, UPMC Univ Paris 06, UMR 7616, Sorbonne Universités, 75005, Paris, France  |4 aut 
700 1 |a Jedidi  |D Abdesslem  |u Laboratoire de Chimie Théorique, UPMC Univ Paris 06, UMR 7616, Sorbonne Universités, 75005, Paris, France  |4 aut 
700 1 |a Markovits  |D Alexis  |u Laboratoire de Chimie Théorique, UPMC Univ Paris 06, UMR 7616, Sorbonne Universités, 75005, Paris, France  |4 aut 
700 1 |a Minot  |D Christian  |u Laboratoire de Chimie Théorique, UPMC Univ Paris 06, UMR 7616, Sorbonne Universités, 75005, Paris, France  |4 aut 
700 1 |a Abderrabba  |D Manef  |u Laboratoire Matériaux Molécules et Applications, Université de Carthage, Boîte postale BP51, 2070, La Marsa, Tunisia  |4 aut 
773 0 |t Theoretical Chemistry Accounts  |d Springer Berlin Heidelberg  |g 134/4(2015-04-01), 1-12  |x 1432-881X  |q 134:4<1  |1 2015  |2 134  |o 214 
856 4 0 |u https://doi.org/10.1007/s00214-015-1652-4  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00214-015-1652-4  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Helali  |D Zeineb  |u Laboratoire de Chimie Théorique, UPMC Univ Paris 06, UMR 7616, Sorbonne Universités, 75005, Paris, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Jedidi  |D Abdesslem  |u Laboratoire de Chimie Théorique, UPMC Univ Paris 06, UMR 7616, Sorbonne Universités, 75005, Paris, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Markovits  |D Alexis  |u Laboratoire de Chimie Théorique, UPMC Univ Paris 06, UMR 7616, Sorbonne Universités, 75005, Paris, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Minot  |D Christian  |u Laboratoire de Chimie Théorique, UPMC Univ Paris 06, UMR 7616, Sorbonne Universités, 75005, Paris, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Abderrabba  |D Manef  |u Laboratoire Matériaux Molécules et Applications, Université de Carthage, Boîte postale BP51, 2070, La Marsa, Tunisia  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Theoretical Chemistry Accounts  |d Springer Berlin Heidelberg  |g 134/4(2015-04-01), 1-12  |x 1432-881X  |q 134:4<1  |1 2015  |2 134  |o 214