Paper
19 November 2012 Interaction between the low altitude atmosphere and clouds by high-precision polarization lidar
Author Affiliations +
Proceedings Volume 8526, Lidar Remote Sensing for Environmental Monitoring XIII; 85260O (2012) https://doi.org/10.1117/12.977324
Event: SPIE Asia-Pacific Remote Sensing, 2012, Kyoto, Japan
Abstract
Lidar is a powerful remote sensing tool to monitor the weather changes and the environmental issues. This technique should not been restricted in those fields. In this study, the authors aim to be apply it to the prediction of weather disaster. The heavy rain and the lightning strike are our targets. The inline typed MPL (micro pulse lidar) has been accomplished to grasp the interaction between the low altitude cloud and the atmosphere and to predict the heavy rain, while it was hard to catch the sign of lightning strike. The authors introduced a new algorism to catch the direct sign of the lightning strike. Faraday effect is caused by lightning discharge in the ionized atmosphere. This effect interacts with the polarization of the propagating beam, that is, the polarization plane is rotated by the effect. In this study, high precision polarization lidar was developed to grasp the small rotation angle of the polarization of the propagating beam. In this report, the interaction between the low altitude cloud and the atmosphere was monitored by the high precision polarization lidar. And the observation result of the lightning discharge were analyzed.
© (2012) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Tatsuo Shiina, Kazuo Noguchi, and Tetsuo Fukuchi "Interaction between the low altitude atmosphere and clouds by high-precision polarization lidar", Proc. SPIE 8526, Lidar Remote Sensing for Environmental Monitoring XIII, 85260O (19 November 2012); https://doi.org/10.1117/12.977324
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KEYWORDS
Polarization

LIDAR

Clouds

Atmospheric propagation

Beam propagation method

Atmospheric optics

Magnetism

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