RADAR IMAGING OF THERMAL FRONTS

被引:32
作者
ASKARI, F [1 ]
GEERNAEFT, GL [1 ]
KELLER, WC [1 ]
RAMAN, S [1 ]
机构
[1] N CAROLINA STATE UNIV,DEPT MARINE EARTH & ATMOSPHER SCI,RALEIGH,NC 27695
关键词
D O I
10.1080/01431169308904337
中图分类号
TP7 [遥感技术];
学科分类号
081102 ; 0816 ; 081602 ; 083002 ; 1404 ;
摘要
The paper investigates the physics of radar backscatter across sea surface temperature fronts using a simple drag model followed by actual airborne radar observations. The model predicts large changes in radar cross section for low wind speed conditions. The X-band (9.43 GHz) Real Aperture Radar (RAR) observations in the vicinity of the sea surface temperature fronts show that radar cross-section variations are largely dependent on the local wind direction with respect to the front and the change in wind stress response at the front and feedbacks from the larger scale buoyancy driven circulation Other radar imaging mechanisms are discussed.
引用
收藏
页码:275 / 294
页数:20
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