| Issue |
Ann. Phys. Fr.
Volume 32, Number 2-3, 2007
COLOQ'1010th conference on lasers and quantum optics
|
|
|---|---|---|
| Page(s) | 123 - 126 | |
| Section | Short contributions | |
| DOI | https://doi.org/10.1051/anphys:2008023 | |
| Published online | 23 May 2008 | |
Ann. Phys. Fr., Vol. 32, N°2-3 2007, pp. 123-126
High-Q whispering gallery modes in pillar microcavities
1
CEA-CNRS group “Nanophysique et Semiconducteurs”, CEA/INAC/SP2M, 17 rue des Martyrs, 38054 Grenoble Cedex 9, France
2
Technische Physik, Physikalisches Institut, Universität Würzburg, Am Hubland, 97074 Würzburg, Germany
Corresponding author: jean-michel.gerard@cea.fr
We report the observation of high-Q whispering gallery modes (Q > 10 000) in GaAs/AlAs pillar microcavities containing InAs quantum dots as an internal probe. A simple model based on the effective index method describes precisely the evolution of the free spectral range with the pillar diameter.
© EDP Sciences, 2008