Title :
High-Power Metal-Metal Waveguide Terahertz Quantum-Cascade Laser with a Hyperhemispherical Lens
Author :
Lee, Alan Wei Min ; Qin, Qi ; Kumar, Sushil ; Williams, Benjamin S. ; Hu, Qing ; Reno, John L.
Author_Institution :
Massachusetts Inst. of Technol., Cambridge
Abstract :
We demonstrate an ~85 mW (pulsed, 5 K), metal-metal waveguide, terahertz quantum- cascade laser using an optically coupled lens. The device has a FWHM of ~6 Deg. and a maximum pulsed operating temperature of 155 K.
Keywords :
lenses; quantum cascade lasers; submillimetre wave lasers; waveguide lasers; high-power metal-metal waveguide terahertz quantum- cascade laser; hyperhemispherical lens; pulsed operating temperature; temperature 155 K; Laboratories; Lenses; Optical pulses; Optical waveguides; Quantum cascade lasers; Reflectivity; Silicon; Surface emitting lasers; Temperature; Waveguide lasers;
Conference_Titel :
Lasers and Electro-Optics, 2007. CLEO 2007. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/CLEO.2007.4453167
