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.
XPS survey spectrum of (A) PVDF-PEI ENs and (B) PVDF-PEI/Anti-MET; (C) table for percentage of the surface chemical composition of PVDF-PEI and PVDF-PEI/Anti-METH; (D) C 1s, (E) O 1s, and (F) N 1s spectra of PVDF-PEI; and (G) C 1s, (H) O 1s, and (I) N 1s spectra of PVDF-PEI/Anti-METH.
