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.
(a) The reaction scheme of hydrolysis of p-nitrophenyl esters with different alkyl chain lengths. (b) The chemical structures of the monomers. The reaction presented is catalyzed by the gels made of N-isopropylacrylamide (NIPA), 4(5)-vinylimidazole (Im), and N,N′-methylenebisacrylamide (BIS).
