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.
Schematic illustrations of (a) the physics model of spherical FP resonator that consists of a pair of spherical curvature coated with highly reflective metallic layer and (b) optofluidic FP resonator with a pair of liquid microlenses for light confinement.
