Search results
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Title
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High order plasmonic vortex generation based on spiral nanoslits
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Author
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Gbur, Greg, Yu, Jiayi, Fang, Jing, Cai, Yangjian
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Date Created
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2021
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Subjects--Topical
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Physics, Optics
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Description
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Highly localized plasmonic vortices carrying orbital angular momentum are of importance for many applications. Yet, it is a challenge to generating plasmonic vortex with a high topological charge because of no available technique. Here, a novel pl...
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Title
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Propagation of radially polarized Hermite non-uniformly correlated beams in a turbulent atmosphere
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Author
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Gbur, Greg, Yu, Jiayi, Cai, Yangjian, Lin, Rong
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Date Created
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2020
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Subjects--Topical
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Physics, Optics
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Description
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We study the propagation properties of a recently introduced class of structured beams, radially polarized Hermite non-uniformly correlated (RPHNUC) beams, in a turbulent atmosphere using the extended Huygens-Fresnel integral and investigate how t...
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Title
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Propagation properties of Hermite non-uniformly correlated beams in turbulence
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Author
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Gbur, Greg, Yu, Jiayi
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Date Created
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2018
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Subjects--Topical
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Physics, Optics
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Description
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We study the propagation properties (intensity, degree of coherence and scintillation) of a new class of beams in a turbulent atmosphere, which are called Hermite non-uniformly correlated (HNUC) beams. The results show that the beams not only have...
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Title
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Rectangular Hermite non-uniformly correlated beams and its propagation properties
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Author
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Gbur, Greg, Yu, Jiayi, Cai, Yangjian
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Date Created
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2018
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Subjects--Topical
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Physics, Optics
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Description
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We introduce a new class of non-uniformly correlated beams that are called rectangular Hermite non-uniformly correlated (RHNUC) beams, which possess rectangular symmetry in their degree of coherence. It is shown that, in free space and in turbulen...
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Title
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Scintillation properties of a partially coherent vector beam with vortex phase in turbulent atmosphere
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Author
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Gbur, Greg, Yu, Jiayi, Cai, Yangjian, Huang, Yan
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Date Created
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2019
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Subjects--Topical
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Physics, Optics
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Description
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We undertake a computational and experimental study of an advanced class of structured beams, partially coherent radially polarized vortex (PCRPV) beams, on propagation through atmospheric turbulence. A computational propagation model is establish...
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Title
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The evolution of spectral intensity and orbital angular momentum of twisted Hermite Gaussian Schell model beams in turbulence
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Author
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Gbur, Greg, Yu, Jiayi, Cai, Yangjian, Lin, Rong
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Date Created
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2020
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Subjects--Topical
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Physics, Optics
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Description
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We introduce a new class of twisted partially coherent beams with a non-unifirm correlation structure. These beams, called twisted Hermite Gaussian Schell model (THGSM) beams, have a correlation structure related to Hermite functions and a twist f...
