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Naslov:Structural Disorder of AlMg-Oxide Phase Supporting Cu/ZnO Catalyst Improves Efficiency and Selectivity for CO2 Hydrogenation to Methan
Avtorji:ID Mavrič, Andraž, University of Nova Gorica, Slovenia (Avtor)
ID Gregor, Žerjav, National Institute of Chamistry, Slovenia (Avtor)
ID Blaž, Belec, University of Nova Gorica, Slovenia (Avtor)
ID Matevž, Roškarič, National Institute of Chamistry, Slovenia (Avtor)
ID Matjaž, Finšgar, Faculty of Chemistry and Chemical Engineering, University of Maribor, Slovenia (Avtor)
ID Albin, Pintar, National Institute of Chamistry, Slovenia (Avtor)
ID Matjaž, Valant, University of Nova Gorica, Slovenia (Avtor)
Datoteke:.pdf Structural_Disorder_of_AlMg-Oxide_Phase_Supporting_Cu-ZnO_Catalyst_Improves_Efficiency_and_Selectivity_for_CO2_Hydrogenation_to_Methan.pdf (1,12 MB)
MD5: 82D68BDF66B66A4764C2596D7433BCBE
 
Jezik:Angleški jezik
Vrsta gradiva:Delo ni kategorizirano
Tipologija:1.01 - Izvirni znanstveni članek
Organizacija:UNG - Univerza v Novi Gorici
Opis:The performance of the Cu/ZnO catalyst system with the AlMg-oxide phase is studied for CO2 hydrogenation to methanol. The catalyst is prepared by thermal treatment of the hydrotalcite phase containing intimately mixed metal cations in the hydroxide form. CuO in the presence of ZnO and disordered AlMg-oxide phase gets easily reduced to Cu during the hydrogenation reaction. Its catalytic activity at relatively low Cu metal content (∼14 at.%) remains stable during 100 hours on stream at 260 °C with constant space-time yield for methanol (∼1.8 gMeOH gcat−1 h−1) and high methanol selectivity (>85 %) The improved performance is attributed to the neutralization of surface acidity, increased number of weak basic sites in the disordered phase, and lower tendency for coke formation.
Ključne besede:carbon dioxide hydrogenation, heterogenous catalysis, methanol, reducibility
Verzija članka:Založnikova različica članka
Leto izida:2023
Št. strani:8
Številčenje:2023
PID:20.500.12556/RUNG-8236 Novo okno
COBISS.SI-ID:154353923 Novo okno
DOI:https://doi.org/10.1002/cctc.202300428 Novo okno
NUK URN:URN:SI:UNG:REP:USMHAS50
Datum objave v RUNG:02.06.2023
Število ogledov:370
Število prenosov:7
Metapodatki:XML RDF-CHPDL DC-XML DC-RDF
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Gradivo je del revije

Naslov:ChemCatChem
Leto izida:2023

Gradivo je financirano iz projekta

Financer:ARRS - Agencija za raziskovalno dejavnost Republike Slovenije
Številka projekta:P2-0412, P2-0150, P2-0118, J2-2498, J7-3151

Licence

Licenca:CC BY-NC-ND 4.0, Creative Commons Priznanje avtorstva-Nekomercialno-Brez predelav 4.0 Mednarodna
Povezava:http://creativecommons.org/licenses/by-nc-nd/4.0/deed.sl
Opis:Najbolj omejujoča licenca Creative Commons. Uporabniki lahko prenesejo in delijo delo v nekomercialne namene in ga ne smejo uporabiti za nobene druge namene.
Začetek licenciranja:02.06.2023

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