Intensity distribution for the broadband aberrated partially coherent flat-topped beam propagating through turbulent atmosphere |
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Authors: | Hailin Wang Haiyan WangXiangyin Li Shuai Wang |
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Affiliation: | Department of Physics, Nanjing University of Science and Technology, Nanjing 210094, PR China |
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Abstract: | In this paper, taking the partially coherent flat-topped (PCFT) beam as an example, we investigate the intensity distribution of broadband beams with astigmatic aberration propagating through a turbulent atmosphere. The analytic expressions for the intensity of the beams propagating through the turbulent atmosphere are derived. It is shown that the intensity distribution of the broadband aberrated PCFT beams in the turbulent atmosphere are closely related with the astigmatism aberration, the strength of atmospheric turbulence, the order of flatness, the correlation of source and the bandwidth of PCFT beams. It is important to note that the position of the focal plane of the broadband aberrated (or not) PCFT beams can be modulated by changing the aberration, the order of flatness, the correlation and the bandwidth of PCFT beams. |
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Keywords: | Broadband flat-topped beams Turbulent atmosphere Intensity distribution Astigmatism aberration |
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