Figure 4.
SERS of a mixture of 10 ppm RhB and MG with Raman scattering of 785 nm. The effect of hot spots distribution on SERS signal for GNPS number 1 and 9: (a) GNPS 9, low-density strip; and (b) GNPS 1, high-density strip.
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.