Title :
Record low thermal resistance of mode-confined VCSELs using AlAs/AlGaAs DBRs
Author :
Zhao, Gary ; Yang, Xu ; Zhang, Ye ; Li, Meng ; Deppe, Dennis G. ; Cao, Chongxiao ; Thorp, James ; Thiagarajan, Padma ; McElhinnery, M.
Author_Institution :
sdPhotonics, LLC, Orlando, FL, USA
Abstract :
The influence of AlAs placed at various locations in oxide and non-oxide mode-confined VCSELs is studied. Experimental results show that removing oxide and introducing AlAs in various locations of the VCSEL DBRs can dramatically reduce the thermal resistance.
Keywords :
III-V semiconductors; aluminium compounds; distributed Bragg reflector lasers; laser beams; semiconductor lasers; surface emitting lasers; thermal resistance; thermo-optical effects; AlAs-AlGaAs; AlAs/AlGaAs DBR; VCSEL DBR; nonoxide mode-confined VCSEL; thermal resistance; Current measurement; Electrical resistance measurement; Heating; Temperature measurement; Thermal resistance; Vertical cavity surface emitting lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
