Figure 1.
SEM top view of the obtained porous alumina oxide at different magnification a) 20000×, b) 100000×.
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.