Scheme 1. Schematic Representation of Ionic Interaction in a LbL Deposition (a), Covalent Cross-Linking in the Presence of Borate Salt (b), and Ionic Cross-Linking in the Presence of Ni2+ and Fe3+ Salts (c).
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.