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Coherent double-pulse control of quantum beats in a coupled quantum well

  • Marie S.C. Luo
  • , Shun Lien Chuang
  • , Paul C.M. Planken
  • , Igal Brener
  • , Martin C. Nuss

Research output: Contribution to journal › Article › peer-review

120 Scopus citations

Abstract

Analytical and numerical solutions for coherent excitations of quantum beats in a coupled quantum well by two phase-locked optical pulses are shown using the density-matrix formulation. It is demonstrated that active control of terahertz radiation due to charge oscillations caused by quantum beats in a coupled-quantum-well structure is possible using two-femtosecond optical pulses with a time delay shorter than the exciton dephasing time. Our theoretical results agree very well with experimental observations. © 1993 The American Physical Society.
Original languageEnglish
Pages (from-to)11043-11050
Number of pages8
JournalPhysical Review B
Volume48
Issue number15
DOIs
StatePublished - Jan 1 1993
Externally publishedYes

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