Continuous spark plasma synthesis of Au/Co binary nanoparticles with tunable properties

We present here a scalable and environmentally friendly gas phase technique employing atmospheric pressure electrical spark discharge plasmas for the production of Au/Co binaries, an effective catalyst system for the decomposition of hydrogen-rich compounds, such as ammonium borane. We demonstrate t...

Teljes leírás

Elmentve itt :
Bibliográfiai részletek
Szerzők: Villy Lajos Péter
Kohut Attila
Kéri Albert
Bélteki Ádám
Radnóczi György
Fogarassy Zsolt
Radnóczi György Zoltán
Galbács Gábor
Geretovszky Zsolt
Dokumentumtípus: Cikk
Megjelent: 2022
Sorozat:SCIENTIFIC REPORTS 12 No. 1
Tárgyszavak:
doi:10.1038/s41598-022-22928-0

mtmt:33208918
Online Access:http://publicatio.bibl.u-szeged.hu/25496
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520 3 |a We present here a scalable and environmentally friendly gas phase technique employing atmospheric pressure electrical spark discharge plasmas for the production of Au/Co binaries, an effective catalyst system for the decomposition of hydrogen-rich compounds, such as ammonium borane. We demonstrate that Au/Co alloy nanoparticles can be produced via the spark plasma-based technique. The possibility of varying the morphology and phase structure via real time heat treatment of the generated aerosol to form Au/Co/CoO particles with continuous control over a wide particle compositional range (from 24 to 64 at.% [Co]/([Co] + [Au]) content) is also demonstrated. Since our spark-based approach is proven to be capable of providing reasonable particle yields, these results may contribute to the transition of lab-scale, nanocatalyst-based hydrogen storage systems to real world applications. 
650 4 |a Fizikai tudományok 
650 4 |a Kémiai tudományok 
700 0 1 |a Kohut Attila  |e aut 
700 0 1 |a Kéri Albert  |e aut 
700 0 1 |a Bélteki Ádám  |e aut 
700 0 1 |a Radnóczi György  |e aut 
700 0 1 |a Fogarassy Zsolt  |e aut 
700 0 1 |a Radnóczi György Zoltán  |e aut 
700 0 1 |a Galbács Gábor  |e aut 
700 0 1 |a Geretovszky Zsolt  |e aut 
856 4 0 |u http://publicatio.bibl.u-szeged.hu/25496/1/Villy_et_al-2022-Scientific_Reports.pdf  |z Dokumentum-elérés