Figure 4.
(a) STEM-EDX map of a-CoVOx. (b) TEM image of a-CoVOx. (c) SEM image of a-CoVOx. (d) XRD pattern of a-CoVOx.
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.