6533b837fe1ef96bd12a30a1

RESEARCH PRODUCT

Very low instability threshold in a three-level laser model with incoherent optical pumping

Eugenio Roldán

subject

Materials sciencebusiness.industryPhysics::OpticsLaserStability (probability)InstabilityAtomic and Molecular Physics and OpticsThree levelElectronic Optical and Magnetic Materialslaw.inventionOptical pumpingOpticslawOptoelectronicsElectrical and Electronic EngineeringPhysical and Theoretical ChemistrybusinessLasing threshold

description

Abstract The stability properties of a laser model based on a closed three-level atomic scheme with incoherent optical pumping are studied. Unexpectedly, the instability threshold can be very low approaching the lasing threshold for large unsaturated gain values.

https://doi.org/10.1016/s0030-4018(97)00349-0