Figure 9.
Schematic structures of the two types of waveguide sensors: (a) conventional waveguide sensor; (b) multilayer integrated waveguide sensor. With permission from [60]; Copyright 2008, American Chemical Society.
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.