Figure 6.
(a): Raman image of PVA membrane; (b) Optical image of the same area 70 um × 70 um. (c) The average spectrum of the Raman mapping area (it is used as correlation spectrum).
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.