Invented a half-century ago by Nobel laureate Wolfgang Paul, the quadrupole mass filter has become an integral part of some of the most sophisticated mass spectrometers. Consisting of four parallel ...

This is how the IR spectrometer works: The photodetector, fabricated on top of a surface optical waveguide, consists of a bottom gold electrode at the bottom functioning as a scattering center, a ...

As part of “From Sample to Verdict,” LCGC International sat down with Ed Sisco and Sarah Shuda, Research Chemists at NIST, to discuss the work that their groups are conducting that are helping to ...