Phosphoroscope
A rotating chopper that alternately blocks the excitation beam and the detector. Fluorescence dies during the blocked window, phosphorescence persists, so only phosphorescence reaches the PMT.
A rotating chopper that alternately blocks the excitation beam and the detector. Fluorescence dies during the blocked window, phosphorescence persists, so only phosphorescence reaches the PMT.
Practice with mock tests, learn from structured notes, and get your questions answered by a global forensic community, all in one place.