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Propagation characteristics of autofocusing Airy beam with power exponential phase vortex in weak anisotropic oceanic turbulence
Journal of Modern Optics ( IF 1.2 ) Pub Date : 2021-08-27 , DOI: 10.1080/09500340.2021.1970842
Junzhe Wang 1 , Xinguang Wang 1 , Qin Peng 1 , Shengmei Zhao 1
Affiliation  

In the paper, we present the analytical expression of propagation characteristics of the autofocusing Airy beam (AAB) with power-exponent-phase beam carrying orbital angular momentum (OAM) mode (named AAB-PEPV), in weak anisotropic oceanic turbulence. We discuss the influence of the weak oceanic turbulence on the detection probability of the AAB-PEPV beams with different power phases and wavelengths. The results show that the AAB-PEPV beam has a higher detection probability when the anisotropic ocean turbulence has a larger unit mass fluid dynamic energy dissipation rate, a larger internal ratio factor and a higher anisotropy factor. At the same time, the detection probability decreases with the temperature change dissipation rate, the temperature and salinity contribution to the refractive index spectrum. Additionally, for a larger power exponential phase and a longer wavelength, the AAB-PEPV beam has a better anti-interference performance in the underwater channel.



中文翻译:

弱各向异性海洋湍流中功率指数相位涡旋自动聚焦艾里光束的传播特性

在本文中,我们提出了带有轨道角动量(OAM)模式的功率指数相位光束(称为AAB-PEPV)的自动聚焦艾里光束(AAB)在弱各向异性海洋湍流中的传播特性的解析表达式。我们讨论了弱海洋湍流对不同功率相位和波长的 AAB-PEPV 光束检测概率的影响。结果表明,当各向异性海洋湍流具有较大的单位质量流体动力能量耗散率、较大的内比因子和较高的各向异性因子时,AAB-PEPV光束具有更高的探测概率。同时,检测概率随着温度变化耗散率、温度和盐度对折射率光谱的贡献而降低。此外,

更新日期:2021-09-29
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