Enhancement of spontaneous emission from CdSe/ZnS quantum dots through silicon nitride photonic crystal cavity based on miniaturized bound states in the continuum
Guixin Qiu, Dunzhao Wei, Zhuojun Liu, Jin Liu
Abstract
-direction, rendering 8.5-fold enhancement of PL intensity and 8.4-fold acceleration of radiative emission rate. Our work provides a practical way for constructing efficient on-chip surface-emitting light sources on silicon-based integrated photonic devices.
Topics & Concepts
Quantum dotPhotonic crystalMaterials scienceOptoelectronicsSilicon nitrideSpontaneous emissionNitrideSiliconNanotechnologyOpticsPhysicsLayer (electronics)LaserPhotonic Crystals and ApplicationsPhotonic and Optical DevicesSilicon Nanostructures and Photoluminescence