Figure 4.
Comparative CL spectra of ZnO nanorods and nanotubes with and without buffer layer. (a) CL spectra of ZnO nanorods (b) CL spectra of ZnO nanotubes.
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.