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.
FE-SEM images of lecithin/PA-6 NFN membranes with different contents of lecithin (a) 0, (b) 1, (c) 3 and (d) 5 wt%. Insets show the appearance of water droplet on the NFN membranes. (e) FT-IR spectra and (f) TGA graphs of lecithin/PA-6 NFN membranes with different lecithin concentrations of 0, 1, 3 and 5 wt%. Reprinted with permission from [139]. © 2011 Elsevier B.V.
