Colliding-pulse modelocked quantum dot lasers

  • M. G. Thompson
  • , C. Marinelli
  • , X. Zhao
  • , R. L. Sellin
  • , R. V. Penty
  • , I. H. White
  • , I. N. Kaiander
  • , D. Bimberg
  • , D. J. Kang
  • , M. G. Blamire

Research output: Contribution to journalArticlepeer-review

30 Scopus citations

Abstract

Colliding pulse modelocking is demonstrated for the first time in quantum dot lasers. Using 3.9 mm-long devices with a 245 μm-long central absorber, 7 ps pulses at a repetition rate of 20 GHz is obtained. For Gaussian pulses a time-bandwidth product close to the Fourier transform limit is determined. These results confirm the potential of quantum dot lasers for high repetition rate harmonic modelocking.

Original languageEnglish
Pages (from-to)248-250
Number of pages3
JournalElectronics Letters
Volume41
Issue number5
DOIs
StatePublished - 3 Mar 2005

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