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中国物理学会期刊

随机非球形粒子全极化散射的时间相关Mueller矩阵解

CSTR: 32037.14.aps.51.74
CSTR: 32037.14.aps.51.74
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  • 从与时间相关的矢量辐射传输方程推导一阶Mueller矩阵解,用来模拟Gauss型平面脉冲波入射下,一层随机、非均匀取向非球形粒子的全极化双站散射.数值计算了同极化和去极化脉冲响应,与入射脉冲进行了比较,说明了随机介质的物理参数,如粒子的取向和占空比、入射角、极化以及层厚等对脉冲响应的影响

     

    TheMuellermatrixsolutionofthevectorradiativetransferequationwithtimedependenceisderivedinthispaper.Itisappliedtothesimulationofpolarimetricbistaticscatteringfromalayerofrandomnon sphericalscatterersnonuniformlyorientedwhenaGaussianplanepulseisincidentuponit.Co polarizedandcrosspolarizedbistaticscatteringarenumericallycalculated .Thepulseechoesarecomparedwiththeincidentpulse.Wedemonstratethefunctionaldependenceofthepulseonthephysicalparametersofarandommedium ,suchasspatialorientationandfractionalvolumeofscatterers,incidenceangleandpolarization ,thelayerdepthetc.

     

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