IEEE Journal of Quantum Electronics · 1969 · 10 citations · 9 references
EngineeringElectrical EngineeringOptoelectronicsPhotonicsSemiconductor MaterialsInfrared Optical MaterialsMicrowave Semiconductor DevicesOptical AmplifiersOptical Properties Of SemiconductorsOptical WaveguidesSemiconductor Device MaterialsInfrared OpticsOptical Gain In SemiconductorsOptical Parametric AmplificationParametric AmplificationSemiconductor Infrared Materials
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Interactions between Light Waves in a Nonlinear Dielectric
John A. Armstrong, N. Bloembergen, J. Ducuing et al. · Physical Review · 1962 · 4.3K citations · Full text
PROPOSED BACKWARD WAVE OSCILLATION IN THE INFRARED
S. E. Harris · Applied Physics Letters · 1966 · 277 citations