Title :
Transient emission of the ‘off’ state of blinking quantum dots is not governed by auger recombination dynamics
Author :
Rosen, Shamir ; Schwartz, Osip ; Oron, Dan
Author_Institution :
Dept. of Phys. of Complex Syst., Weizmann Inst. of Sci., Rehovot, Israel
Abstract :
Blinking in colloidal nanocrystals is studied through photon counting from single nanocrystals. Size independent `off´ state dynamics are observed in contrast to predictions by prevailing models which attribute `dark´ states to Auger recombination assisted quenching.
Keywords :
high-speed optical techniques; nanophotonics; nanostructured materials; photon counting; Auger recombination assisted quenching; blinking quantum dots; colloidal nanocrystals; off state; photon counting; single nanocrystals; transient emission; Charge carriers; Fluorescence; Lighting; Nanocrystals; Physics; Quantum dot lasers; Quantum dots; Radiative recombination; Spontaneous emission; Statistics;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
