Fig. 4.
SEM images of synthesized ZnO microstructures (a) ZnO-P (b) ZnO-25 (c) ZnO-10.
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.