Title :
Electrical beam steering of quantum cascade lasers
Author :
Troccoli, Mariano ; Capasso, Federico ; Sivco, Deborah L. ; Peabody, Milton L. ; Cho, Alfred Y. ; Gmachl, Claire
Author_Institution :
Divsion of Eng. & Appl. Sci., Harvard Univ., Cambridge, MA, USA
Abstract :
We present the realization of a quantum cascade laser with tapered waveguide and patterned contacts that allow to control the emission profile by modifying the electrical excitation in different sections of the device.
Keywords :
beam steering; infrared sources; infrared spectra; quantum cascade lasers; waveguide lasers; electrical beam steering; electrical excitation; emission profile; patterned contacts; quantum cascade lasers; tapered waveguide;
Conference_Titel :
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-777-6
