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Gaussian-Type beams in longitudinally inhomogeneous, lens-like media. Gradual transition from waveguide to antiwaveguide. / So, Irina A.; Kiselev, Aleksei P.; Plachenov, Alexandr B.

в: EPL, Том 127, № 6, 64002, 2019.

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@article{2269d7c5f8f74ad595deb260215c7013,
title = "Gaussian-Type beams in longitudinally inhomogeneous, lens-like media. Gradual transition from waveguide to antiwaveguide",
abstract = "We address propagation of paraxial Gaussian-Type beam modes in longitudinally inhomogeneous axisymmetric lens-like media, with a specific case of a transition of waveguide into antiwaveguide. Higher-order modes are described in a unified manner using a so-called secondary parabolic equation. Analyzing a linear transition from waveguide to antiwaveguide where beams are described in terms of Airy functions, we conclude that the width of a localized Gaussian-Type beam in inhomogeneous media can dramatically grow. This fact should be taken into account in numerical procedures employing summation of Gaussian beams.",
author = "So, {Irina A.} and Kiselev, {Aleksei P.} and Plachenov, {Alexandr B.}",
note = "Publisher Copyright: {\textcopyright} CopyrightEPLA, 2019. Copyright: Copyright 2019 Elsevier B.V., All rights reserved.",
year = "2019",
doi = "10.1209/0295-5075/127/64002",
language = "English",
volume = "127",
journal = "Lettere Al Nuovo Cimento",
issn = "0295-5075",
publisher = "IOP Publishing Ltd.",
number = "6",

}

RIS

TY - JOUR

T1 - Gaussian-Type beams in longitudinally inhomogeneous, lens-like media. Gradual transition from waveguide to antiwaveguide

AU - So, Irina A.

AU - Kiselev, Aleksei P.

AU - Plachenov, Alexandr B.

N1 - Publisher Copyright: © CopyrightEPLA, 2019. Copyright: Copyright 2019 Elsevier B.V., All rights reserved.

PY - 2019

Y1 - 2019

N2 - We address propagation of paraxial Gaussian-Type beam modes in longitudinally inhomogeneous axisymmetric lens-like media, with a specific case of a transition of waveguide into antiwaveguide. Higher-order modes are described in a unified manner using a so-called secondary parabolic equation. Analyzing a linear transition from waveguide to antiwaveguide where beams are described in terms of Airy functions, we conclude that the width of a localized Gaussian-Type beam in inhomogeneous media can dramatically grow. This fact should be taken into account in numerical procedures employing summation of Gaussian beams.

AB - We address propagation of paraxial Gaussian-Type beam modes in longitudinally inhomogeneous axisymmetric lens-like media, with a specific case of a transition of waveguide into antiwaveguide. Higher-order modes are described in a unified manner using a so-called secondary parabolic equation. Analyzing a linear transition from waveguide to antiwaveguide where beams are described in terms of Airy functions, we conclude that the width of a localized Gaussian-Type beam in inhomogeneous media can dramatically grow. This fact should be taken into account in numerical procedures employing summation of Gaussian beams.

UR - http://www.scopus.com/inward/record.url?scp=85075014147&partnerID=8YFLogxK

U2 - 10.1209/0295-5075/127/64002

DO - 10.1209/0295-5075/127/64002

M3 - Article

AN - SCOPUS:85075014147

VL - 127

JO - Lettere Al Nuovo Cimento

JF - Lettere Al Nuovo Cimento

SN - 0295-5075

IS - 6

M1 - 64002

ER -

ID: 73298626