Electric field dependence of exciton spin relaxation in GaAs/AlGaAs quantum wells

A. Vinattieri, Jagdeep Shah, T. C. Damen, K. W. Goossen, L. N. Pfeiffer, M. Z. Maialle, L. J. Sham

Research output: Contribution to journalArticlepeer-review

48 Scopus citations

Abstract

We report measurements of the dependence of exciton spin relaxation in quantum-well structures on an external electric field along the growth direction and on the well thickness. The results show that exciton spin relaxation is dominated by electron-hole exchange interaction, and provide a quantitative understanding of various spin-relaxation rates and their dependence on electric field and well thickness.

Original languageEnglish (US)
Pages (from-to)3164-3166
Number of pages3
JournalApplied Physics Letters
Volume63
Issue number23
DOIs
StatePublished - 1993
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Physics and Astronomy (miscellaneous)

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