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Growth and characterization of 1.3μm multi-layer quantum dots lasers incorporating high growth temperature spacer layers

  • I. R. Sellers
  • , H. Y. Liu
  • , D. J. Mowbray
  • , T. J. Badcock
  • , K. M. Groom
  • , M. Hopkinson
  • , M. Gutiérrez
  • , M. S. Skolnick
  • , R. Beanland
  • , D. T. Childs
  • , D. J. Robbins
  • University of Sheffield
  • Bookham Technology plc

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The use of high growth temperature GaAs spacer layers is shown to significantly improve the performance of 1.3μm multi-layer quantum dot lasers by preventing the formation of threading dislocations. As-cleaved devices exhibit a cw room temperature (300K) threshold current density (Jth) of 39 Acm-2 and operate up to 105°C. High reflectivity coated facet devices operate at 300K with a cw Jth of 17 Acm-2.

Original languageEnglish
Title of host publicationPHYSICS OF SEMICONDUCTORS
Subtitle of host publication27th International Conference on the Physics of Semiconductors, ICPS-27
Pages1547-1548
Number of pages2
DOIs
StatePublished - Jun 30 2005
EventPHYSICS OF SEMICONDUCTORS: 27th International Conference on the Physics of Semiconductors, ICPS-27 - Flagstaff, AZ, United States
Duration: Jul 26 2004Jul 30 2004

Publication series

NameAIP Conference Proceedings
Volume772
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

ConferencePHYSICS OF SEMICONDUCTORS: 27th International Conference on the Physics of Semiconductors, ICPS-27
Country/TerritoryUnited States
CityFlagstaff, AZ
Period07/26/0407/30/04

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