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 and operation of photonic crystal biosensor and readout instrument. An illuminating LED (white arrows) is normally incident to the surface of biosensor, and the reflected light (red arrows) is collected through a detecting fiber into a spectrometer, which measures the reflected peak wavelength shift from biomolecular or cellular binding.
