Title :
Efficient lasing with nanocrystal quantum dots using Purcell effect to overcome Auger recombination
Author :
Gupta, Shilpi ; Waks, Edo
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Maryland, College Park, MD, USA
Abstract :
We theoretically investigate the use of small mode-volume cavity in overcoming Auger recombination in NQDs by Purcell enhancement, and show lasing with high output efficiency (>;0.75) and high spontaneous emission coupling factor (>;0.9).
Keywords :
Auger effect; nanophotonics; quantum dots; quantum electrodynamics; spontaneous emission; Auger recombination; Purcell effect; Purcell enhancement; efficient lasing; high output efficiency; high spontaneous emission coupling factor; nanocrystal quantum dots; small mode-volume cavity; Cavity resonators; Laser modes; Optical pumping; Radiative recombination; Stimulated emission;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
