Paper
6 July 2004 Advanced quantum cascade laser transmitter architectures and infrared photonics development
Author Affiliations +
Abstract
Quantum cascade lasers (QCLs) provide a viable infrared laser source for a new class of laser transmitters capable of meeting the performance requirements for a variety of national security and civilian applications. The high output power, small size, and superb stability and modulation characteristics of QCLs make them amenable for integration as transmitters into ultra-sensitive, ultra-selective point sampling and remote short-range chemical sensors. This paper reports on the current development in infrared photonics that provides a pathway for QCL transmitter miniaturization. This research has produced infrared waveguide-based optical components in chalcogenide glass using both direct-laser writing and holographic exposure techniques. We discuss here the design and fabrication concepts and capabilities required to produce integrated waveguides, waveguide couplers, and other photonic devices.
© (2004) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Norman C. Anheier Jr., Paul J. Allen, and Tanya L. Myers "Advanced quantum cascade laser transmitter architectures and infrared photonics development", Proc. SPIE 5359, Quantum Sensing and Nanophotonic Devices, (6 July 2004); https://doi.org/10.1117/12.517240
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KEYWORDS
Waveguides

Quantum cascade lasers

Chalcogenide glass

Transmitters

Diffraction gratings

Infrared radiation

Diffraction

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