Figure 3.
FESEM images of top surface (A) and cross-sectional (B) morphology of the membranes at 2000× and 900× magnification, respectively.
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.