Figure 1.
Raman spectra and 2D peaks of (A, B) natural GR and (C, D) CL-graphene.
Abbreviations: 2D, two-dimensional; GR, graphite; CL, collagen.
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.