Figure 2.
Structures of the four different types of C-dots: graphene quantum dots (GQ-dots), carbon quantum dots (CQ-dots), carbon nanodots (CN-dots), and carbonized polymer dots (CP-dots).
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.