Title :
Whispering Gallery Modes in quantum dot micropillar cavities
Author :
Jones, B.D. ; Astratov, V.N. ; Oulton, R. ; Lam, S. ; Sanvitto, D. ; Whittaker, D.M. ; Fox, A.M. ; Skolnick, M.S. ; Fry, P.W. ; Hopkinson, M.
Author_Institution :
Dept. of Phys. & Astron., Sheffield Univ., Sheffield
Abstract :
High Q-factor (~60,000) whispering gallery modes are observed from GaAs based micropillar cavities with embedded InAs quantum dots. Low threshold lasing is observed in WGMs near to the peak of the QD ensemble.
Keywords :
III-V semiconductors; Q-factor; gallium arsenide; gallium compounds; microcavities; semiconductor quantum dots; whispering gallery modes; GaAs; Q-factor; embedded quantum dots; low threshold lasing; micropillar cavities; semiconductor quantum dot; whispering gallery modes; Astronomy; Gallium arsenide; Geometrical optics; Optical devices; Physics; Q factor; Quantum dot lasers; Quantum dots; Stimulated emission; Whispering gallery modes; (140.3948) Microcavity devices; (250.5590) Quantum -well, -wire, -dot devices;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
