Title :
Novel heat removal waveguide structure for high performance quantum cascade lasers
Author :
Talukder, Muhammad A. ; Choa, Fow-Sen ; Menyuk, Curtis R. ; Franz, Kale J. ; Howard, Scott S. ; Gmachl, Claire F.
Author_Institution :
Dept. of Comput. Sci. & Electr. Eng., Univ. of Maryland, Baltimore, MD
Abstract :
We study the heat removal capability of different core structures in quantum cascade lasers. We find that due to non-isotropic conductivity, core structures with higher depth dissipate heat faster than the conventional higher-width structures.
Keywords :
quantum cascade lasers; waveguide lasers; core structures; heat removal waveguide structure; nonisotropic conductivity; quantum cascade lasers; Conducting materials; Heat sinks; Indium compounds; Indium gallium arsenide; Indium phosphide; Quantum cascade lasers; Resistance heating; Steady-state; Temperature; Thermal conductivity; (140.5965) Semiconductor lasers, quantum cascade; (140.6810) Thermal effects;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
