Figure 7. HRTEM images of the Co-N/SnO2 electrode.
Initially discharged to (a) 0.005 V and then charged to (b) 3.0 V.
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.