Title :
High performance, spatially coherent, multicolor distributed feedback lasers in optically pumped colloidal quantum dots
Author :
Kwangdong Roh ; Cuong Dang ; Joonhee Lee ; Sungmo Ahn ; Heonsu Jeon ; Breen, C. ; Steckel, J.S. ; Coe-Sullivan, S. ; Nurmikko, Arto
Author_Institution :
Dept. of Phys., Brown Univ., Providence, RI, USA
Abstract :
Novel distributed feedback lasers were created in densely packed colloidal quantum dot single exciton gain media. The optically pumped lasers demonstrated internal efficiency of 28%, spatially coherent beams, average power of 400 μW.
Keywords :
colloids; distributed feedback lasers; excitons; laser beams; light coherence; optical pumping; quantum dot lasers; average power; densely packed colloidal quantum dot single exciton gain media; high performance distributed feedback lasers; internal efficiency; multicolor distributed feedback lasers; optically pumped colloidal quantum dots; optically pumped lasers; power 400 muW; spatially coherent beams; spatially coherent distributed feedback lasers; Distributed feedback devices; Green products; Laser beams; Optical pumping; Pump lasers; Quantum dot lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
