Figure 12.
SEM micrographs of the cryofracture surface of epoxy matrices containing neat microcapsules (a, c, e) and PDA-modified microcapsules (b, d, f) at different magnifications.
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.