Paper
23 October 2012 Laser-induced plasma shutter for infra red range-resolved DIAL
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Abstract
The pulse from a transversely excited atmospheric CO2 laser consists of a sharp spike followed by a long, drawn out tail region spanning about 2-5 μs caused by the nitrogen gas in the laser cavity. The nitrogen tail is undesirable in many applications because it decreases the average power of the laser pulse. High stability and energy-efficient laser-induced plasma shutter to clip the nitrogen tail of CO2-TEA based DIAL is built. Optimum shutter gases pressures and laser breakdown intensities are reported. Clipped laser pulses are also field tested.
© (2012) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Taieb Gasmi and Khaled Gasmi "Laser-induced plasma shutter for infra red range-resolved DIAL", Proc. SPIE 8516, Remote Sensing System Engineering IV, 85160G (23 October 2012); https://doi.org/10.1117/12.928324
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CITATIONS
Cited by 1 scholarly publication.
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KEYWORDS
Nitrogen

Argon

Camera shutters

Helium

Plasma

Carbon dioxide lasers

Pulsed laser operation

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