Population inversionMirrorMirrorE
Ei Ef Mirror Mirror Population inversion
Spontaneous emissionMirrorMirrortE
Ei Ef Mirror Mirror Spontaneous emission
Stimulated emissionMirrorMirrorEttSE
Ei Ef Mirror Mirror Stimulated emission
Feed-back by the cavityMirrorMirrorEM:E
Ei Ef Mirror Mirror Feed-back by the cavity
Stimulated emissionMirrorMirrorE,W1IM:MMM1E
Ei Ef Mirror Mirror Stimulated emission