Figure 2.
SEM images of (a) the Co substrate before EDM processing and (b,c) Mo@C-CoO electrodes at (b) low and (c) high magnifications.
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.