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Investigation of ultrasmall volume microdisk cavities with embedded quantum dots

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6 Author(s)
Srinivasan, K. ; Thomas J. Watson, Sr. Lab. of Appl. Phys., California Inst. of Technol., Pasadena, CA ; Michael, C.P. ; Borselli, M. ; Painter, O.
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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.

Published in:

Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on

Date of Conference:

21-26 May 2006