DocumentCode
2788308
Title
Pulsed high duty cycle operation of λ ˜ 8μm quantum cascade lasers
Author
Ko, Tiffany ; Liu, Zhijun ; Gmachl, Claire
Author_Institution
Department of Electrical Engineering, MIRTHE, and PRISM, Princeton University, NJ 08544, USA
fYear
2007
fDate
6-11 May 2007
Firstpage
1
Lastpage
2
Abstract
We report on high duty-cycle pulsed and burst-mode operation of λ ˜ 8μm quantum cascade lasers under ambient conditions for photo-acoustic spectroscopy. An optimum in average optical power and efficiency is seen around 800kHz and 50% duty-cycle.
Keywords
Chemical lasers; Frequency; Gas lasers; Laser tuning; Optical pulses; Power generation; Power lasers; Pulse generation; Quantum cascade lasers; Semiconductor laser arrays;
fLanguage
English
Publisher
ieee
Conference_Titel
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location
Baltimore, MD, USA
Print_ISBN
978-1-55752-834-6
Type
conf
DOI
10.1109/QELS.2007.4431390
Filename
4431390
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