Metamaterial based broadband engineering of quantum dot spontaneous emission
Harish N S Krishnamoorthy, Zubin Jacob, Evgenii Narimanov, Ilona, Kretzschmar, Vinod M. Menon
TL;DR
This paper demonstrates how a one-dimensional hyperbolic metamaterial can be used to significantly enhance the spontaneous emission rate of quantum dots across a broad wavelength range.
Contribution
It introduces a novel broadband approach using hyperbolic metamaterials to control quantum dot emission, expanding potential applications in photonics.
Findings
Achieved ~25 nm broadband enhancement of quantum dot emission
Utilized hyperbolic dispersion in a 1D metamaterial structure
Demonstrated significant increase in radiative decay rate
Abstract
We report the broadband (~ 25 nm) enhancement of radiative decay rate of colloidal quantum dots by exploiting the hyperbolic dispersion of a one-dimensional nonmagnetic metamaterial structure.
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Taxonomy
TopicsSemiconductor Quantum Structures and Devices · Photonic and Optical Devices · Photonic Crystals and Applications