Quantum cascade laser
WiktionaryText
Etymology
quantum after the behavior of electrons and photons, cascade for a series of small steps, describing an implementation of a laser.
Alternative spellings
- quantum cascade laser, a.k.a. QC laser, quantum-cascade laser
Noun
- A laser that operates by analogy with an electronic waterfall, with electrons cascading down a series of small steps emitting a photon at each step.