Sub-picosecond electron scattering time for λ ≃ 1.55μm intersubband transitions in GaN/AlGaN multiple quantum wells

Claire F. Gmachl, S. V. Frolov, H. M. Ng, S. N.G. Chu, A. Y. Cho

Research output: Contribution to journalArticle

81 Scopus citations

Abstract

GaN/AlGaN multiple quantum wells with a subband spacing of ∼ 740meV (λ = 1.67μm) have been studied. Using the time-resolved pump-and-probe technique, with 1.55μm pump and 1.70μm probe wavelength, the measurement of an intersubband electron scattering time of 370fs is reported.

Original languageEnglish (US)
Pages (from-to)378-380
Number of pages3
JournalElectronics Letters
Volume37
Issue number6
DOIs
StatePublished - Mar 15 2001

All Science Journal Classification (ASJC) codes

  • Electrical and Electronic Engineering

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