Figure 4.
SEM image of initial Ag powder (a) and SEM image of Ag powder after MW-treatment (b), initial Pt powder (c) and SEM image of Pt powder after MW-treatment (d).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.