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US 12,142,404 B2Granted
Hard-magnet L10-CoPt nanoparticles advance fuel cell catalysis
AssigneeBrown University
InventorsShouheng Sun, Junrui Li
Life of this patent
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Abstract
A method includes converting ˜9 nm soft-magnet Al—CoPt into a hard-magnet L10-CoPt, acid etching the hard-magnet L10-CoPt, and annealing the acid etched hard-magnet L10-CoPt to generate a L10-CoPt/Pt catalyst.
Claims6
A method for producing L10-CoPt/Pt catalyst nanoparticles, the method comprising:
- converting ˜9 nm-soft-magnet A1-CoPt nanoparticles into a hard-magnet L10-CoPt;
- acid etching the hard-magnet L10-CoPt;
- and
- annealing the acid etched hard-magnet L10-CoPt to generate a L10-CoPt/Pt catalyst.
1 more element
Dependencies are inferred from the claim text.