Spin Quantum Beats of Hot Trion in Quantum Dots

Abstract

Spins of resident holes in charged quantum dots (QD's) act as local magnets inducing Zeeman splitting of excitons trapped into dots. This has been evidenced by observation of quantum beats in linearly polarized time-resolved photoluminescence of a biased array of self-assembled InP QD's. A theory is developed that considers the exchange interaction within the positively charged exciton (trion) states formed in the QD.

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Document Details

Document Type
Technical Report
Publication Date
Jun 01, 2001
Accession Number
ADP013253

Entities

People

  • A. Kavokin
  • I. E. Kozin
  • I. V. Ignatiev
  • K. Kavokin
  • V. G. Davydov

Organizations

  • Saint Petersburg State University

Tags

Communities of Interest

  • Advanced Electronics
  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Amplitude
  • Charge Carriers
  • Circular Polarization
  • Cross Polarization
  • Electron Holes
  • Electrons
  • Energy Levels
  • Excitation
  • Ground State
  • Kinetics
  • Linear Polarization
  • Long Wavelengths
  • Magnetic Fields
  • Optical Properties
  • Polarization
  • Quantum Beats
  • Quantum Dots

Fields of Study

  • Physics

Readers

  • Plasma Physics / Magnetohydrodynamics
  • Quantum Dot Semiconductor Device Photonics and Graphene Optoelectronic Materials and THz Physics.
  • Quantum spin resonance or Electron Paramagnetic Resonance spectroscopy.

Technology Areas

  • Microelectronics
  • Quantum Computing
  • Quantum Science - Quantum Dots