IEEE Journal of Quantum Electronics · 1969 · 147 citations · 10 references
EngineeringElectrical EngineeringOpticsOptoelectronicsPhotonicsLaser DiodesLaser Host MaterialsLaser OpticsLaser PhysicsLaser-tissue InteractionSemiconductor LasersLaser ThresholdLow-threshold Current LasersThreshold Behavior
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A proposed class of hetero-junction injection lasers
H. Kroemer · Proceedings of the IEEE · 1963 · 392 citations
Effect of Band Tails on Stimulated Emission of Light in Semiconductors
Frank Stern · Physical Review · 1966 · 145 citations