Alloyed-core colloidal quantum dot DFB laser with encapsulated gain region

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A CdSxSe1−x/ZnS colloidal quantum dot distributed-feedback laser operating in the nanosecond-regime with a threshold below 3 kW/cm2 is reported. The laser emits vertically up to 40 nJ at 600 nm with an efficiency of 1.2%.
Original languageEnglish
Title of host publication2015 IEEE Photonics Conference (IPC)
Number of pages2
ISBN (Print)9781479974658
Publication statusPublished - 4 Oct 2015


  • II-VI semiconductors
  • cadmium compounds
  • colloids
  • distributed feedback lasers
  • quantum dot lasers
  • wide band gap semiconductors
  • zinc compounds
  • glass
  • semiconductor materials
  • optical pumping
  • substrates


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