Mechanochemical effects underlying the mechanically activated catalytic hydrogenation of carbon monoxide.


Journal

Scientific reports
ISSN: 2045-2322
Titre abrégé: Sci Rep
Pays: England
ID NLM: 101563288

Informations de publication

Date de publication:
11 Feb 2023
Historique:
received: 26 10 2022
accepted: 27 01 2023
entrez: 11 2 2023
pubmed: 12 2 2023
medline: 12 2 2023
Statut: epublish

Résumé

In this work, we highlight and measure the intensity of mechanochemical effects at work in the hydrogenation of carbon monoxide by comparing the activity of a supported Co-Fe catalyst subjected, respectively, to ball milling and simple powder agitation. Paying due regard to the discontinuous nature of ball milling, we show that mechanochemical hydrogenation proceeds at significantly higher rate and disclose its connection with individual impacts. Experimental evidence suggests that the enhanced catalytic activity we observe can be ascribed to local processes affecting the amount of powder that gets involved in individual impacts.

Identifiants

pubmed: 36774396
doi: 10.1038/s41598-023-28972-8
pii: 10.1038/s41598-023-28972-8
pmc: PMC9922255
doi:

Types de publication

Journal Article

Langues

eng

Sous-ensembles de citation

IM

Pagination

2470

Informations de copyright

© 2023. The Author(s).

Références

Chem Soc Rev. 2013 Sep 21;42(18):7719-38
pubmed: 23864028
Environ Sci Process Impacts. 2015 Sep;17(9):1522-30
pubmed: 26283597
Chem Soc Rev. 2013 Sep 21;42(18):7571-637
pubmed: 23558752
Chem Soc Rev. 2013 Sep 21;42(18):7507-20
pubmed: 23364473
Environ Sci Pollut Res Int. 2019 Jun;26(18):18541-18553
pubmed: 31054058
Research (Wash D C). 2019 May 30;2019:4219812
pubmed: 31549063
Chem Rev. 2020 Aug 12;120(15):7984-8034
pubmed: 32049507
Chem Soc Rev. 2019 Apr 15;48(8):2274-2292
pubmed: 30806391
J Acoust Soc Am. 2010 Sep;128(3):1087-96
pubmed: 20815445
Chem Soc Rev. 2012 May 7;41(9):3493-510
pubmed: 22371100
Chem Soc Rev. 2013 Sep 21;42(18):7649-59
pubmed: 23344926
Chem Soc Rev. 2013 Sep 21;42(18):7668-700
pubmed: 23660585
Chem Soc Rev. 2008 Dec;37(12):2758-81
pubmed: 19020686
Chem Soc Rev. 2012 Jan 7;41(1):413-47
pubmed: 21892512

Auteurs

Maria Carta (M)

Dipartimento di Ingegneria Meccanica, Chimica, e dei Materiali, CSGI Cagliari Research Unit, Università degli Studi di Cagliari, via Marengo 2, 09123, Cagliari, Italy.

Anna Laura Sanna (AL)

Dipartimento di Scienze Chimiche e Geologiche, Università degli Studi di Cagliari, Cittadella Universitaria, SS 554 bivio per Sestu, 09042, Monserrato, CA, Italy.

Andrea Porcheddu (A)

Dipartimento di Scienze Chimiche e Geologiche, Università degli Studi di Cagliari, Cittadella Universitaria, SS 554 bivio per Sestu, 09042, Monserrato, CA, Italy.

Sebastiano Garroni (S)

Dipartimento di Chimica e Farmacia, Università degli Studi di Sassari, Via Vienna 2, 07100, Sassari, Italy.

Francesco Delogu (F)

Dipartimento di Ingegneria Meccanica, Chimica, e dei Materiali, CSGI Cagliari Research Unit, Università degli Studi di Cagliari, via Marengo 2, 09123, Cagliari, Italy. francesco.delogu@unica.it.

Classifications MeSH