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Wavelength tuning of LD pumped multimode fiber Raman laser with thin-film output mirror. / Kuznetsov, A. G.; Terentyev, V. S.; Nemov, I. N. и др.

в: Laser Physics Letters, Том 22, № 8, 085101, 2025.

Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование

Harvard

Kuznetsov, AG, Terentyev, VS, Nemov, IN & Babin, SA 2025, 'Wavelength tuning of LD pumped multimode fiber Raman laser with thin-film output mirror', Laser Physics Letters, Том. 22, № 8, 085101. https://doi.org/10.1088/1612-202X/adf04f

APA

Kuznetsov, A. G., Terentyev, V. S., Nemov, I. N., & Babin, S. A. (2025). Wavelength tuning of LD pumped multimode fiber Raman laser with thin-film output mirror. Laser Physics Letters, 22(8), [085101]. https://doi.org/10.1088/1612-202X/adf04f

Vancouver

Kuznetsov AG, Terentyev VS, Nemov IN, Babin SA. Wavelength tuning of LD pumped multimode fiber Raman laser with thin-film output mirror. Laser Physics Letters. 2025;22(8):085101. doi: 10.1088/1612-202X/adf04f

Author

Kuznetsov, A. G. ; Terentyev, V. S. ; Nemov, I. N. и др. / Wavelength tuning of LD pumped multimode fiber Raman laser with thin-film output mirror. в: Laser Physics Letters. 2025 ; Том 22, № 8.

BibTeX

@article{1219c1ee12714a1da7adeda8f6b9dea8,
title = "Wavelength tuning of LD pumped multimode fiber Raman laser with thin-film output mirror",
abstract = "Multimode (MM) fibers have recently attracted much interest for generating high-power laser radiation with a controlled transverse mode composition. Here, we demonstrate a Raman laser built on a 1 km long 100/140 µm MM graded-index fiber with a resonator formed by an in-fiber highly-reflective fiber Bragg grating (FBG) and a dielectric thin-film mirror micro-fabricated on the central region of the fiber output end face. Due to selective reflection of low-order modes by the mirror, the generated Stokes beam quality (M2 ∼ 2.5) is greatly improved against the highly-MM (M2 ∼ 34) 936 nm diode pump. Due to broadband reflection of the mirror, stretching of the narrowband FBG enables tuning of laser wavelength from 972.7 to 979.1 nm (6.4 nm range) with output power of ∼6 W at the maximum Raman gain near 976 nm. The laser beam quality and spectrum shape are only slightly varying at the wavelength tuning, whereas the laser power decreases at the edges of the tuning range. Further tuning range and power scaling as well as potential applications of the proposed tunable fiber laser are discussed.",
keywords = "Raman laser, fiber laser, graded-index fiber, mode selection, multimode, thin-film mirror, tunable FBG",
author = "Kuznetsov, {A. G.} and Terentyev, {V. S.} and Nemov, {I. N.} and Babin, {S. A.}",
year = "2025",
doi = "10.1088/1612-202X/adf04f",
language = "English",
volume = "22",
journal = "Laser Physics Letters",
issn = "1612-2011",
publisher = "IOP Publishing Ltd.",
number = "8",

}

RIS

TY - JOUR

T1 - Wavelength tuning of LD pumped multimode fiber Raman laser with thin-film output mirror

AU - Kuznetsov, A. G.

AU - Terentyev, V. S.

AU - Nemov, I. N.

AU - Babin, S. A.

PY - 2025

Y1 - 2025

N2 - Multimode (MM) fibers have recently attracted much interest for generating high-power laser radiation with a controlled transverse mode composition. Here, we demonstrate a Raman laser built on a 1 km long 100/140 µm MM graded-index fiber with a resonator formed by an in-fiber highly-reflective fiber Bragg grating (FBG) and a dielectric thin-film mirror micro-fabricated on the central region of the fiber output end face. Due to selective reflection of low-order modes by the mirror, the generated Stokes beam quality (M2 ∼ 2.5) is greatly improved against the highly-MM (M2 ∼ 34) 936 nm diode pump. Due to broadband reflection of the mirror, stretching of the narrowband FBG enables tuning of laser wavelength from 972.7 to 979.1 nm (6.4 nm range) with output power of ∼6 W at the maximum Raman gain near 976 nm. The laser beam quality and spectrum shape are only slightly varying at the wavelength tuning, whereas the laser power decreases at the edges of the tuning range. Further tuning range and power scaling as well as potential applications of the proposed tunable fiber laser are discussed.

AB - Multimode (MM) fibers have recently attracted much interest for generating high-power laser radiation with a controlled transverse mode composition. Here, we demonstrate a Raman laser built on a 1 km long 100/140 µm MM graded-index fiber with a resonator formed by an in-fiber highly-reflective fiber Bragg grating (FBG) and a dielectric thin-film mirror micro-fabricated on the central region of the fiber output end face. Due to selective reflection of low-order modes by the mirror, the generated Stokes beam quality (M2 ∼ 2.5) is greatly improved against the highly-MM (M2 ∼ 34) 936 nm diode pump. Due to broadband reflection of the mirror, stretching of the narrowband FBG enables tuning of laser wavelength from 972.7 to 979.1 nm (6.4 nm range) with output power of ∼6 W at the maximum Raman gain near 976 nm. The laser beam quality and spectrum shape are only slightly varying at the wavelength tuning, whereas the laser power decreases at the edges of the tuning range. Further tuning range and power scaling as well as potential applications of the proposed tunable fiber laser are discussed.

KW - Raman laser

KW - fiber laser

KW - graded-index fiber

KW - mode selection

KW - multimode

KW - thin-film mirror

KW - tunable FBG

UR - https://www.scopus.com/pages/publications/105012018997

UR - https://www.mendeley.com/catalogue/a0ed9f4f-ed72-326e-893a-d2b108162167/

U2 - 10.1088/1612-202X/adf04f

DO - 10.1088/1612-202X/adf04f

M3 - Article

VL - 22

JO - Laser Physics Letters

JF - Laser Physics Letters

SN - 1612-2011

IS - 8

M1 - 085101

ER -

ID: 68687585