Javaloyes, J. and Balle, S. (2010) Quasiequilibrium time-domain susceptibility of semiconductor quantum wells. Physical Review A: Atomic, Molecular and Optical Physics, 81(6), 062505. (doi: 10.1103/PhysRevA.81.062505)
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Abstract
We analyze the time-domain optical response of quantum well (QW) media in the quasiequilibrium approximation. The resulting macroscopic polarization can be expressed as a convolution integral that permits a simple and efficient numerical implementation for its use in dynamical modeling. As a practical example, the resulting polarization is used in conjunction with a travelling-wave model (TWM) for analyzing saturable absorption as a pulse propagates in a waveguide that incorporates an unpumped QW in its core. Frequency-selective saturable absorption and pulse distortion are observed
Item Type: | Articles |
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Keywords: | Absorption DYNAMICS EFFECTIVE BLOCH EQUATIONS EMISSION FIELD GAIN implementation lasers MODE-LOCKING model optical OPTICAL-PROPERTIES REFRACTIVE-INDEX semiconductor |
Status: | Published |
Refereed: | Yes |
Glasgow Author(s) Enlighten ID: | Javaloyes, Dr Julien |
Authors: | Javaloyes, J., and Balle, S. |
College/School: | College of Science and Engineering > School of Engineering > Electronics and Nanoscale Engineering |
Journal Name: | Physical Review A: Atomic, Molecular and Optical Physics |
Publisher: | American Physical Society |
ISSN: | 1050-2947 |
ISSN (Online): | 1094-1622 |
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