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有机气泡光散射特性研究

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为了更好地解释真实海洋环境中尾流的光散射特性,探究在真实海洋环境中由于有机物薄膜引起的尾流气泡光散射特性的变化.文中基于Mie散射理论,仿真了不同波长入射光时干净气泡,以及被蛋白质膜和脂质膜包裹的有机气泡的散射光强分布、散射系数、散射相函数及偏振度.仿真结果表明:干净气泡和2 种膜包裹的有机气泡的散射系数均在 2.025 上下震荡,且有机气泡的震荡幅值明显大于干净气泡;当散射角为 180°时,有机气泡的散射光强和散射相函数的值明显增大;有机气泡可以增大散射系数震荡的幅值并增大背向散射强度.仿真结果可为实际海洋环境尾流探测提供理论与数据支撑,也为海洋污染监测、水质勘探等提供现实依据.
Study on Light Scattering Characteristics of Organic Bubbles
In order to provide a more thorough explanation of the light scattering characteristics of wake in real marine environments,this study examined the variations in light scattering characteristics of wake bubbles induced by organic matter films in real marine environments.Drawing on Mie's scattering theory,the study simulated the scattering intensity distribution,scattering coefficient,scattering phase function,and polarization degree of clean bubbles,as well as organic bubbles enveloped in protein and lipid films,under varying wavelengths of incident light.The simulation findings reveal that the scattering coefficients of clean bubbles and the two types of organic bubbles enveloped in films fluctuate around 2.025,with the organic bubbles exhibiting significantly larger oscillation amplitudes than the clean bubbles.Notably,at a scattering angle of 180°,the scattering intensity and scattering phase function of organic bubbles experience a notable increase.These organic bubbles can amplify the amplitude of scattering coefficient oscillations and the intensity of backscattering.The simulation results offer theoretical and data support for wake detection in real marine environments and provide a practical foundation for research on marine pollution monitoring and water quality assessment.

organic bubblescattering intensity distributionscattering coefficientscattering phase functiondegree of polarization

董敏、张建生、闫林波、焦贵金、姚远

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西安工业大学 基础学院,陕西 西安,710021

有机气泡 散射光强分布 散射系数 散射相函数 偏振度

陕西省重点研发计划项目资助

2023-YBGY-016

2024

水下无人系统学报
中国船舶重工集团公司第七〇五研究所

水下无人系统学报

CSTPCD
影响因子:0.251
ISSN:2096-3920
年,卷(期):2024.32(5)