Figure 5.
Swelling ratio, α, of the poly(N-isopropylmethacrylamide) hydrogels at 20 °C and pH = 2.0 depending on (a) time and (b) EGDM content.
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.