Figure 4.
27Al solid-state NMR spectra of the initial membrane with pore diameter 40 ± 5 nm (AAO_40V_i) and the same membrane after 500 L/m2 pure water filtration (AAO_40V_w) (a) and the difference spectrum (b).
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.