Quantum cascade external cavity and DFB laser systems in the mid-infrared spectral range: devices and applications

Lars Hildebrandt,Sandra Stry,Richard Knispel,Joachim Sacher,Thomas Beyer,Marcus Braun,Armin Lambrecht,Tobias Gensty,Wolfgang Elsäßer,Ch. Mann,Frank Fuchs

Quantum cascade external cavity and DFB laser systems in the mid-infrared spectral range: devices and applications

2004

Lars Hildebrandt
Sandra Stry
Richard Knispel
Joachim Sacher
Thomas Beyer
Marcus Braun
Armin Lambrecht
Tobias Gensty
Wolfgang Elsäßer
Ch. Mann
Frank Fuchs

Quantum cascade laser (QCL) are an excellent tool for MIR-spectroscopy. We report on the design and realization of pulsed and cw-QCL in external cavity (EC) and DFB configurations for the application of NO measurements.

Keywords:

Spectroscopy
Tunable laser
Quantum cascade laser
Analytical chemistry
Optoelectronics
Infrared
Semiconductor laser theory
Quantum dot laser
Cascade
Distributed feedback laser
Materials science
Quantum
Optics
Cavity ring-down spectroscopy

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