Title :
Investigation of ultrasmall volume microdisk cavities with embedded quantum dots
Author :
Srinivasan, Kartik ; Michael, Christopher P. ; Borselli, Matthew ; Painter, Oskar ; Stintz, Andreas ; Krishna, Sanjay
Author_Institution :
Thomas J. Watson, Sr. Lab. of Appl. Phys., California Inst. of Technol., Pasadena, CA
Abstract :
Ultrasmall volume (Veff ~ 2(lambda/n)3), fiber-coupled microdisks with embedded quantum dots are studied. Quality factors > 105, laser thresholds of ~ 1 muW, and differential (out-coupling) efficiencies of 16% (28%) are measured, and a spontaneous emission factor of 16% is estimated.
Keywords :
laser beams; laser cavity resonators; microdisc lasers; quantum dot lasers; spontaneous emission; QD laser; embedded quantum dots; fiber-coupled microdisks; laser threshold; spontaneous emission; ultrasmall volume microdisk cavity; Fiber lasers; Finite element methods; Laser modes; Optical fibers; Optical resonators; Q factor; Quantum dot lasers; Quantum dots; Semiconductor lasers; Spontaneous emission; (140.5960) Semiconductor Lasers; (230.5750) Resonators; (270.0270) Quantum Optics;
Conference_Titel :
Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on
Conference_Location :
Long Beach, CA
Print_ISBN :
978-1-55752-813-1
Electronic_ISBN :
978-1-55752-813-1
DOI :
10.1109/CLEO.2006.4629160
