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.
Hydrophilicity of the SF films reflected by water static contact angle measurement. (a, c) Pristine SF film before (a) and after (c) mineralization. (b, d) Air-plasma-treated SF (A-SF) film before (b) and after (d) mineralization. The surface of air-plasma treated SF films was more hydrophilic than the other films.
