A recent research paper, titled: “Stable mass-selected AuTiOx nanoparticles for CO oxidation”, shows a way to stabilize metallic nanoparticle by alloying and self-anchoring on their support. Check it out if you are interested.
Source: pubs.rsc.org
https://pubs.rsc.org/en/content/articlelanding/2024/cp/d4cp00211c