Title :
Measurement of the linewidth of a terahertz quantum cascade laser
Author :
Barkan, Adrian ; Mittleman, Daniel M. ; Dengler, Robert ; Siege, Peter H. ; Faist, Jerdme
Author_Institution :
Dept. of Electr. & Comput. Eng., Rice Univ., Houston, TX, USA
Abstract :
We have measured the spectral linewidth of a terahertz-frequency quantum cascade laser by using a GaAs diode mixer and heterodyning with two far-infrared gas lasers. Current-tuning characteristics of the laser are also reported.
Keywords :
gallium compounds; gas lasers; quantum cascade lasers; spectral line breadth; GaAs; GaAs diode mixer; current-tuning characteristics; far-infrared gas laser; heterodyning; linewidth measurement; terahertz quantum cascade laser; Bars; Frequency; Gas lasers; Infrared spectra; Laser tuning; Quantum cascade lasers; Quantum computing; Semiconductor lasers; Spectroscopy; Submillimeter wave measurements;
Conference_Titel :
Lasers and Electro-Optics, 2003. CLEO '03. Conference on
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-748-2
