Figure 1.
FT-IR spectra of: the precursors silica and lignin (a,b); and lignin–silica hybrid materials (c,d).
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.