Stable and Low-Threshold Optical Gain in CdSe/CdS Quantum Dots: An All-Colloidal Frequency Up-Converted Laser

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Guzelturk B., Kelestemur Y., Gungor K., Yeltik A., Akgul M. Z., Wang Y., ...More

ADVANCED MATERIALS, vol.27, no.17, pp.2741-2747, 2015 (SCI-Expanded) identifier identifier identifier

  • Publication Type: Article / Article
  • Volume: 27 Issue: 17
  • Publication Date: 2015
  • Doi Number: 10.1002/adma.201500418
  • Journal Name: ADVANCED MATERIALS
  • Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
  • Page Numbers: pp.2741-2747
  • Middle East Technical University Affiliated: No

Abstract

An all-solution processed and all-colloidal laser is demonstrated using tailored CdSe/CdS core/shell quantum dots, which exhibit highly stable and low-threshold optical gain owing to substantially suppressed non-radiative Auger recombination.