Resultats globals: 4 registres trobats en 0.01 segons.
Articles, 4 registres trobats
Articles 4 registres trobats  
1.
17 p, 4.8 MB Ga and Zn increase the oxygen affinity of Cu-based catalysts for the CO hydrogenation according to ab initio atomistic thermodynamics / Müller, Andreas (ETH Zürich) ; Comas-Vives, Aleix (Universitat Autònoma de Barcelona. Departament de Química) ; Copéret, Christophe (ETH Zürich)
The direct hydrogenation of CO or CO to methanol, a highly vivid research area in the context of sustainable development, is typically carried out with Cu-based catalysts. Specific elements (so-called promoters) improve the catalytic performance of these systems under a broad range of reaction conditions (from pure CO to pure CO). [...]
2022 - 10.1039/d2sc03107h
Chemical science, Vol. 13 (November 2022) , p. 13442-13458  
2.
14 p, 11.0 MB Dynamics and Site Isolation : Keys to High Propane Dehydrogenation Performance of Silica-Supported PtGa Nanoparticles / Payard, P.-A. (ETH Zürich. Department of Chemistry and Applied Biosciences) ; Rochlitz, L. (ETH Zürich. Department of Chemistry and Applied Biosciences) ; Searles, K. (ETH Zürich. Department of Chemistry and Applied Biosciences) ; Foppa, Lucas (ETH Zürich. Department of Chemistry and Applied Biosciences) ; Leuthold, B. (ETH Zürich. Department of Chemistry and Applied Biosciences) ; Safonova, O. V. (Paul Scherrer Institut (Suïssa)) ; Comas-Vives, Aleix (Universitat Autònoma de Barcelona. Departament de Química) ; Copéret, Christophe (ETH Zürich. Department of Chemistry and Applied Biosciences)
Nonoxidative dehydrogenation of light alkanes has seen a renewed interest in recent years. While PtGa systems appear among the most efficient catalyst for this reaction and are now implemented in production plants, the origin of the high catalytic performance in terms of activity, selectivity, and stability in PtGa-based catalysts is largely unknown. [...]
2021 - 10.1021/jacsau.1c00212
JACS Au, Vol. 1, Issue 9 (September 2021) , p. 1445-1458  
3.
10 p, 4.2 MB Strain in Silica-Supported Ga(III) Sites : Neither Too Much nor Too Little for Propane Dehydrogenation Catalytic Activity / Praveen, C. S. (ETH Zürich. Department of Chemistry and Applied Biosciences) ; Borosy, A. P. (ETH Zürich. Department of Chemistry and Applied Biosciences) ; Copéret, Christophe (ETH Zürich. Department of Chemistry and Applied Biosciences) ; Comas-Vives, Aleix (Universitat Autònoma de Barcelona. Departament de Química)
Well-defined Ga(III) sites on SiO are highly active, selective, and stable catalysts in the propane dehydrogenation (PDH) reaction. In this contribution, we evaluate the catalytic activity toward PDH of tricoordinated and tetracoordinated Ga(III) sites on SiO by means of first-principles calculations using realistic amorphous periodic SiO models. [...]
2021 - 10.1021/acs.inorgchem.0c03135
Inorganic chemistry, Vol. 60, Issue 10 (May 2021) , p. 6865-6874  
4.
10 p, 5.5 MB Atomically dispersed Iridium on Indium tin oxide efficiently catalyzes water oxidation / Lebedev, Dmitry (ETH Zurich. Department of Chemistry and Applied Biosciences) ; Ezhov, Roman (Purdue University. Department of Physics and Astronomy) ; Heras-Domingo, Javier (Universitat Autònoma de Barcelona. Departament de Química) ; Comas-Vives, Aleix (Universitat Autònoma de Barcelona. Departament de Química) ; Kaeffer, Nicolas (ETH Zurich. Department of Chemistry and Applied Biosciences) ; Willinger, Marc (ETH Zurich. Scientific Center for Optical and Electron Microscopy (ScopeM)) ; Solans Monfort, Xavier (Universitat Autònoma de Barcelona. Departament de Química) ; Huang, Xing (ETH Zurich. Scientific Center for Optical and Electron Microscopy (ScopeM)) ; Pushkar, Yulia (Purdue University. Department of Physics and Astronomy) ; Copéret, Christophe (ETH Zurich. Department of Chemistry and Applied Biosciences)
Heterogeneous catalysts in the form of atomically dispersed metals on a support provide the most efficient utilization of the active component, which is especially important for scarce and expensive late transition metals. [...]
2020 - 10.1021/acscentsci.0c00604
ACS Central Science, Vol. 6 (July 2020) , p. 1189-1198  

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