physica status solidi (b) · 1992 · 19 citations · 0 references
Natural SciencesMaterials SciencePhysicsCondensed Matter PhysicsPhotonicsSemiconductor MaterialsOptical Properties Of SemiconductorsQuantum ConfinementQuantum DotsQuantum OptoelectronicsSemiconductor NanomaterialsSemiconductor PhysicsNanocrystalsQuantizationQuantum Dot PhotophysicsSemiconductor Quantum DotsSize Quantization
Abstract Transitions between energy levels of carriers spatially confined within CdSe nanocrystals are observed as bleaching bands in time‐resolved nonlinear transmission spectra. Gain and laser generation at the transition between the lowest levels of size quantization are achieved.