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Phys. Rev. B 46, 9569–9576 (1992)

Theory of the excitonic optical Stark effect in quasi-one-dimensional semiconductor quantum wires

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Nguyen Ba An and Hartmut Haug
Institut für Theoretische Physik, J. W. Goethe Universität Frankfurt, Robert-Mayer-Strasse 8, D-6000 Frankfurt am Main, Germany

Received 24 April 1992; published in the issue dated 15 October 1992

The nonresonant excitonic optical Stark effect is calculated for quasi-one-dimensional semiconductor quantum wires up to first order in the pump intensity. For quasistationary situations a large blueshift with an oscillator strength that decreases with pump intensity is predicted. This result is due to the dominance of the phase-space filling effect in quantum wires and is in striking contrast with results for corresponding three-dimensional (3D) and 2D systems.

© 1992 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevB.46.9569
DOI:
10.1103/PhysRevB.46.9569
PACS:
78.47.+p, 71.35.+z