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Linear and nonlinear propagation of Laguerre-Gaussian modes in graded-index multimode fiber. / Gervaziev, Mikhail D.; Revyakin, Alexander A.; Bochkarev, Nikita V. et al.

Proceedings of SPIE - The International Society for Optical Engineering. The International Society for Optical Engineering, 2025. 137250L (Proceedings of SPIE - The International Society for Optical Engineering; Vol. 13725).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Research › peer-review

Harvard

Gervaziev, MD, Revyakin, AA, Bochkarev, NV, Kharenko, DS & Babin, SA 2025, Linear and nonlinear propagation of Laguerre-Gaussian modes in graded-index multimode fiber. in Proceedings of SPIE - The International Society for Optical Engineering., 137250L, Proceedings of SPIE - The International Society for Optical Engineering, vol. 13725, The International Society for Optical Engineering, SPIE/COS Photonics Asia 2025, Beijing, China, 12.10.2025. https://doi.org/10.1117/12.3074081

APA

Gervaziev, M. D., Revyakin, A. A., Bochkarev, N. V., Kharenko, D. S., & Babin, S. A. (2025). Linear and nonlinear propagation of Laguerre-Gaussian modes in graded-index multimode fiber. In Proceedings of SPIE - The International Society for Optical Engineering [137250L] (Proceedings of SPIE - The International Society for Optical Engineering; Vol. 13725). The International Society for Optical Engineering. https://doi.org/10.1117/12.3074081

Vancouver

Gervaziev MD, Revyakin AA, Bochkarev NV, Kharenko DS, Babin SA. Linear and nonlinear propagation of Laguerre-Gaussian modes in graded-index multimode fiber. In Proceedings of SPIE - The International Society for Optical Engineering. The International Society for Optical Engineering. 2025. 137250L. (Proceedings of SPIE - The International Society for Optical Engineering). doi: 10.1117/12.3074081

Author

Gervaziev, Mikhail D. ; Revyakin, Alexander A. ; Bochkarev, Nikita V. et al. / Linear and nonlinear propagation of Laguerre-Gaussian modes in graded-index multimode fiber. Proceedings of SPIE - The International Society for Optical Engineering. The International Society for Optical Engineering, 2025. (Proceedings of SPIE - The International Society for Optical Engineering).

BibTeX

@inproceedings{d09a69170f0947d49a4002bdbaf9d6ec,
title = "Linear and nonlinear propagation of Laguerre-Gaussian modes in graded-index multimode fiber",
abstract = "This research presents a method for high-efficiency excitation of Laguerre-Gaussian modes in graded-index multimode fibers using a spatial light modulator optimized via a numerical algorithm. By coupling structured light into a short 50-µm-core graded-index multimode fiber, the team achieved ∼ 85% efficiency for the first 10 modes while maintaining field fidelity. Output intensity profiles closely matched inputs, though minor mode coupling persisted, especially for degenerate modes. The work provides a foundation for future studies on nonlinear propagation effects, advancing applications in telecommunications and fiber laser systems.",
keywords = "Multimode fibers, Nonlinear dynamics, Beam thermalization, Mode decomposition",
author = "Gervaziev, {Mikhail D.} and Revyakin, {Alexander A.} and Bochkarev, {Nikita V.} and Kharenko, {Denis S.} and Babin, {Sergey A.}",
note = "The work was supported by Russian Science Foundation (Grant No. 24-72-00110).; SPIE/COS Photonics Asia 2025 ; Conference date: 12-10-2025 Through 14-10-2025",
year = "2025",
month = nov,
day = "19",
doi = "10.1117/12.3074081",
language = "English",
isbn = "9781510694026",
series = "Proceedings of SPIE - The International Society for Optical Engineering",
publisher = "The International Society for Optical Engineering",
booktitle = "Proceedings of SPIE - The International Society for Optical Engineering",
address = "United States",
url = "https://spie.org/conferences-and-exhibitions/photonics-asia",

}

RIS

TY - GEN

T1 - Linear and nonlinear propagation of Laguerre-Gaussian modes in graded-index multimode fiber

AU - Gervaziev, Mikhail D.

AU - Revyakin, Alexander A.

AU - Bochkarev, Nikita V.

AU - Kharenko, Denis S.

AU - Babin, Sergey A.

N1 - The work was supported by Russian Science Foundation (Grant No. 24-72-00110).

PY - 2025/11/19

Y1 - 2025/11/19

N2 - This research presents a method for high-efficiency excitation of Laguerre-Gaussian modes in graded-index multimode fibers using a spatial light modulator optimized via a numerical algorithm. By coupling structured light into a short 50-µm-core graded-index multimode fiber, the team achieved ∼ 85% efficiency for the first 10 modes while maintaining field fidelity. Output intensity profiles closely matched inputs, though minor mode coupling persisted, especially for degenerate modes. The work provides a foundation for future studies on nonlinear propagation effects, advancing applications in telecommunications and fiber laser systems.

AB - This research presents a method for high-efficiency excitation of Laguerre-Gaussian modes in graded-index multimode fibers using a spatial light modulator optimized via a numerical algorithm. By coupling structured light into a short 50-µm-core graded-index multimode fiber, the team achieved ∼ 85% efficiency for the first 10 modes while maintaining field fidelity. Output intensity profiles closely matched inputs, though minor mode coupling persisted, especially for degenerate modes. The work provides a foundation for future studies on nonlinear propagation effects, advancing applications in telecommunications and fiber laser systems.

KW - Multimode fibers

KW - Nonlinear dynamics

KW - Beam thermalization

KW - Mode decomposition

UR - https://www.scopus.com/pages/publications/105025743710

UR - https://www.mendeley.com/catalogue/b5aab8e8-7f13-3a66-81b6-8c0505035054/

U2 - 10.1117/12.3074081

DO - 10.1117/12.3074081

M3 - Conference contribution

SN - 9781510694026

T3 - Proceedings of SPIE - The International Society for Optical Engineering

BT - Proceedings of SPIE - The International Society for Optical Engineering

PB - The International Society for Optical Engineering

T2 - SPIE/COS Photonics Asia 2025

Y2 - 12 October 2025 through 14 October 2025

ER -

ID: 74493325