Results 11 to 20 of about 9,818 (212)

Spatiotemporal pulses from a Q-switched multimode fiber laser

open access: yesAIP Advances, 2023
We have demonstrated spatiotemporal pulses from a Q-switched ytterbium-doped multimode fiber laser, with a pulse energy of up to 16.5 μJ, a pulse repetition rate of 108.7 kHz, and an average output power of 1.80 W.
Boyuan Ge   +4 more
doaj   +1 more source

High bandwidth performance of multimode graded-index microstructured polymer optical fibers

open access: yesResults in Physics, 2023
The investigation of the bandwidth in multimode graded-index microstructured polymer optical fiber (GI mPOF) with a solid core is proposed using a modal diffusion approach.
Svetislav Savović   +9 more
doaj   +1 more source

Nonlinear Multimode Fiber Optics [PDF]

open access: yesConference on Lasers and Electro-Optics, 2018
We overview recent advances in the nonlinear optics of multimode optical fibers, including ultrabroadband sideband and supercontinuum generation, Kerr and Raman beam cleanup, modal modulation instabilities, four wave mixing, and second harmonic beam cleaning.
Wabnitz, S.   +6 more
openaire   +2 more sources

Sensitivity Modal Analysis of Long Reflective Multimode Interferometer for Small Angle Detection and Temperature

open access: yesPhotonics, 2023
This work presents the sensitive modal analysis of a long reflective multimode optical fiber device for angle and temperature. The reflective multimode interference optical fiber device was fabricated by splicing ~40 cm of multimode optical fiber (50/125)
Tania Lozano-Hernandez   +4 more
doaj   +1 more source

Multimode fiber ruler for detecting nanometric displacements

open access: yesAPL Photonics, 2022
Light is a perfect tool for numerous metrology applications. To deliver light to hard-to-reach places, fiber probes are widely used. Hair-thin endoscopes based on multimode fibers offer exceptional performance in terms of information density and ...
Ksenia Abrashitova, Lyubov V. Amitonova
doaj   +1 more source

High Power All-Fiber Supercontinuum System Based on Graded-Index Multimode Fibers

open access: yesApplied Sciences, 2022
An all-fiber supercontinuum source based on graded-index multimode fibers is reported. The supercontinuum source is based on a homemade mode-locked oscillator and a three-stage picosecond amplifier, which obtained the supercontinuum by a graded-index ...
Haitao Zhang   +4 more
doaj   +1 more source

Broadband multimode fiber spectrometer [PDF]

open access: yesOptics Letters, 2016
A general-purpose all-fiber spectrometer is demonstrated to overcome the trade-off between spectral resolution and bandwidth. By integrating a wavelength division multiplexer with five multimode optical fibers, we have achieved 100 nm bandwidth with 0.03 nm resolution at wavelength 1500 nm.
Liew, Seng Fatt   +4 more
openaire   +3 more sources

Spatial Beam Cleaning in Multimode GRIN Fibers: Polarization Effects

open access: yesIEEE Photonics Journal, 2023
The beam self-cleaning effect in graded-index multimode optical fibers has several interesting potential applications, such as high-resolution nonlinear imaging and mode-locked fiber lasers. Most experimental and theoretical studies of beam self-cleaning
Mario Ferraro   +9 more
doaj   +1 more source

Exposed-core fiber multimode interference sensor

open access: yesResults in Optics, 2021
In this manuscript, we report on, to the best of our knowledge, the first experimental realization of a multimode interference device based on self-image phenomenon accomplished by using a microstructured-cladding exposed-core fiber set in a singlemode ...
Jonas H. Osório   +6 more
doaj   +1 more source

Femtosecond Soliton Erbium-Doped Fiber Laser With a Symmetrical GIMF–SIMF–GIMF Saturable Absorber

open access: yesIEEE Photonics Journal, 2019
A femtosecond soliton erbium-doped fiber ring laser with the symmetrical saturable absorber (SA) of graded index multimode fiber-step index multimode fiber-graded index multimode fiber (GIMF-SIMF-GIMF) is proposed and proved.
Qian-Chao Wu   +7 more
doaj   +1 more source

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