Radiative coupling of intersubband transitions in GaAs/AlGaAs multiple quantum wells

T. Shih, K. Reimann, M. Woerner, T. Elsaesser, I. Waldmüller, A. Knorr, R. Hey, K. H. Ploog

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

Radiative coupling of resonantly excited intersubband transitions in GaAs/AlGaAs multiple quantum wells can have a strong impact on the coherent nonlinear optical response, as is shown by phase and amplitude resolved propagation studies of ultrashort electric field transients. Upon increasing the driving field amplitude, strong radiative coupling leads to a pronounced self-induced absorption, followed by a bleaching due to the onset of delayed Rabi oscillations. A many-particle theory including light propagation effects accounts fully for the experimental results.

Original languageEnglish (US)
Pages (from-to)262-265
Number of pages4
JournalPhysica E: Low-Dimensional Systems and Nanostructures
Volume32
Issue number1-2 SPEC. ISS.
DOIs
StatePublished - May 2006
Externally publishedYes

Keywords

  • Intersubband transition
  • Multiple quantum wells
  • Nonlinear transmission
  • Radiative coupling

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Condensed Matter Physics

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