Results 1 to 10 of about 2,670,244 (299)

Design of Single-Mode Single-Polarization Large-Mode-Area Multicore Fibers [PDF]

open access: yesMicromachines, 2023
In laser science and industry, considerable effort is directed toward designing fibers for fiber laser and fiber amplifier applications, each of which offers a particular advantage over the others.
Kamyar Rashidi   +5 more
doaj   +4 more sources

Improved large-mode area endlessly single-mode photonic crystal fibers [PDF]

open access: yesOptics Letters, 2002
We numerically study the possibilities for improved large-mode area endlessly single mode photonic crystal fibers for use in high-power delivery applications.
A. Petersson   +23 more
core   +5 more sources

Bend-resistant leaky multi-trench fiber with large mode area and single-mode operation. [PDF]

open access: yesPLoS ONE, 2018
A novel structure of modified multi-trench fiber (MTF) with characteristics of bend-resistance and large mode-area is proposed. In this structure, each low refractive-index trench of traditional MTF is broken by two gaps up and down.
Shaoshuo Ma   +6 more
doaj   +2 more sources

Stabilized Large Mode Area in Tapered Photonic Crystal Fiber for Stable Coupling [PDF]

open access: yesIEEE Photonics Journal, 2012
A rigorous modal solution approach based on the numerically efficient finite element method (FEM) has been used to design a tapered photonic crystal fiber with a large mode area that could be efficiently coupled to an optical fiber.
M. Uthman   +5 more
doaj   +2 more sources

Large mode area leaky optical fiber fabricated by MCVD [PDF]

open access: yesApplied Optics, 2011
Manuscript : 17 pages, 3 figuresInternational audienceA large mode area single-mode optical fiber based on leaky mode filtering has been prepared by modified chemical vapor deposition (MCVD) technique.
Dussardier, Bernard   +3 more
core   +8 more sources

Large-area single-mode photonic bandgap vcsels [PDF]

open access: yes, 2003
We demonstrate that the photonic bandgap effect can be used to control the modes of large area vertical cavity surface emitting lasers. We obtain more than 20 dB side mode suppression ratios in a 10-micron area device.
Birkedal, Dan   +5 more
core   +3 more sources

Large Mode Area Single Mode Fiber with a Twisted Polygon-Shaped Core

open access: yesPhotonics, 2022
We present numerical studies on twisted polygon-shaped core fibers for achieving single mode operation with a large mode area propagation in this paper. These large mode area fibers can achieve single mode operation due to twisting-induced high losses to
Kexiong Sun   +4 more
doaj   +1 more source

Thermally Induced Mode Amplification Characteristics of Large Mode Area Segmented Cladding Fiber

open access: yesIEEE Photonics Journal, 2021
A model of amplifier based on large mode area (LMA) segmented cladding fiber (SCF) is proposed. High order modes (HOMs) filtering effect and thermal-induced modal evolution characteristics are theoretically investigated by the few-mode steady state rate ...
Caijian Xie   +6 more
doaj   +1 more source

Designing hybrid-guidance large mode area fiber for high-power lasers

open access: yesResults in Physics, 2023
All-solid large-mode-area antiresonant fibers possess unique characteristics of broadband, low-loss transmission of fundamental mode with effective single mode operation.
Charu Goel, Seongwoo Yoo, Wonkeun Chang
doaj   +1 more source

Narrow-Linewidth Diffraction-Limited Tapered Er-Doped Fiber Amplifier with 2 mJ Pulse Energy

open access: yesPhotonics, 2022
The possibility to scale-up output pulse energy in diffraction-limited Er-doped fiber amplifier has been studied. It is shown that the utilization of tapered fiber design allows one to increase the pulse energy up to 2 mJ, while keeping the diffraction ...
Maksim M. Khudyakov   +10 more
doaj   +1 more source

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