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arxiv: physics/0405079 · v1 · submitted 2004-05-15 · ⚛️ physics.atom-ph

Gain without inversion in a V-type system with low coherence decay rate for the upper levels

classification ⚛️ physics.atom-ph
keywords systemdecaygainratev-typewithoutachievedbroadened
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Inversionless gain is observed in a V-type inhomogeneously broadened system without introducing any incoherent pumping and only by changing the collisional dephasing decay rate. In this system sub-Doppler linewidth is achieved with off-resonance pump detuning.

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