Blue- and red-shifting amplified spontaneous emission of CdSe/CdS core/shell colloidal quantum dots

Kelestemur Y., Cihan A. F., Guzelturk B., Yerli O., Kurum U., YAĞLIOĞLU H. G., ...More

Conference on Lasers and Electro-Optics (CLEO), San-Jose, Costa Rica, 9 - 14 June 2013 identifier identifier

  • Publication Type: Conference Paper / Full Text
  • City: San-Jose
  • Country: Costa Rica
  • Middle East Technical University Affiliated: No

Abstract

We report blue- and red-shifting amplified spontaneous emission of CdSe/CdS quantum dots, controlled by varying core/shell dimensions and modifying exciton-exciton interactions, with low optical gain threshold of two-photon absorption pumping.