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5 terms
Photonics Dictionary: Q
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radiation x
Q x
Q-switched pulse
A laser output that occurs when the cavity resonator Q is first kept very low, using rotating mirrors or saturable absorbers, so that the population inversion achieved is greater than usual. A high...
quantum mechanics
The science of all complex elements of atomic and molecular spectra, and the interaction of radiation and matter.
quartz light source
A lamp with a quartz envelope that transmits radiation generally rich in the ultraviolet.
quartz spectrograph
A spectrograph used to detect radiation in the range of the ultraviolet in the electromagnetic spectrum. It is made up of quartz because that material, unlike regular glass, is not opaque to the...
quenching
The inhibition or elimination of one process by another process. The stimulated emission of a laser oscillator can be quenched by a pulse of radiation of the same frequency traversing the oscillator...
Photonics Dictionary
Q
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