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.
Comparison for the fluorescent responses of the 3 μm nonmagnetic microparticles, the 3 μm nonmagnetic fluorescent microparticles, the 3 μm magnetic microparticles, and the 3 μm magnetic fluorescent microparticles on glass slides: (a) white light; (b) 365 nm ultraviolet light.
