Related terms:
fel
nm
emit
maser
lasing
townes
beam
laser
schawlow
photon
photons
emitted
coherent
gain medium
optical
signal
optical maser
amplifier
optical cavity
wavelength
principle
radiation
amplification
frequency
spontaneous emission
semiconductor
population inversion
electromagnetic radiation
Wikipedia sources:
Laser
Maser
Photon
Stimulated emission
Laser diode
Optical amplifier
Free electron laser
Context for words:
stimulated
emission
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