Figure 2.
(a) Long lifetime (τ3) and free volume size (Vf); (b) long lifetime intensity (I3); (c) relative free volume fraction (fr); (d) interaction parameter (β) of the graphene/PE composites.
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.