Results 11 to 20 of about 106,274 (293)

High-power mid-infrared femtosecond master oscillator power amplifier Er:ZBLAN fiber laser system

open access: yesHigh Power Laser Science and Engineering, 2023
High-power femtosecond mid-infrared (MIR) lasers are of vast importance to both fundamental research and applications. We report a high-power femtosecond master oscillator power amplifier laser system consisting of a single-mode Er:ZBLAN fiber mode ...
Linpeng Yu   +11 more
doaj   +3 more sources

Compact 15 mJ Fiber–Solid Hybrid Hundred-Picosecond Laser Source for Laser Ablation on Copper

open access: yesApplied Sciences, 2022
We report on a millijoule-level fiber–solid hybrid hundred-picosecond laser system with a stable performance and compact structure. The laser system is based on a master oscillator power amplifier structure containing an all-fiber master oscillator, a ...
Tingting Wang   +7 more
doaj   +1 more source

51.5 W monolithic single frequency 1.97 $\mathrm {\mu} $m Tm-doped fiber amplifier

open access: yesHigh Power Laser Science and Engineering, 2013
We demonstrate a monolithic single frequency Tm-doped fiber amplifier with output power of 51.5 W. A single frequency fiber laser at 1.97 $\mathrm {\mu} $m is amplified by a cascaded master oscillator power amplifier (MOPA) system with all-fiber ...
Xiong Wang   +4 more
doaj   +1 more source

Amplifying Orbital Angular Momentum Modes in Ring-Core Erbium-Doped Fiber

open access: yesResearch, 2020
Lots of research efforts have been devoted to increase the transmission capacity in optical communications using orbital angular momentum (OAM) multiplexing. To enable long-haul OAM mode transmission, an in-line OAM fiber amplifier is desired.
Jun Liu   +8 more
doaj   +1 more source

MINIMIZATION OF NOISE FLOOR LEVEL OF FIBER-OPTIC INTERFEROMETRIC SENSOR ARRAY BY ADJUSTMENT OF OPERATIONAL AMPLIFIER CASCADE PARAMETERS [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2019
Subject of Research. The paper presents results of the experimental study on the dependence of the noise floor level of a fiber-optic interferometric sensor array on the gain factor of operational amplifiers located on the signal processing board and ...
Matvey V. Bykadorov   +3 more
doaj   +1 more source

Design of Radiation-Hardened Rare-Earth Doped Amplifiers Through a Coupled Experiment/Simulation Approach [PDF]

open access: yes, 2013
We present an approach coupling a limited experimental number of tests with numerical simulations regarding the design of radiation-hardened (RH) rare earth (RE)-doped fiber amplifiers.
Boscaino, Roberto   +15 more
core   +4 more sources

Fiber Raman Amplifiers and Fiber Raman Lasers [PDF]

open access: yesMicromachines, 2020
Stimulated Raman scattering (SRS) is a nonlinear optical effect, observed for the first time in 1962, which lies at the heart of fiber Raman amplifiers and fiber Raman lasers [...]
openaire   +4 more sources

Mathematical model of optical amplifier using nonlinear stimulated Brillouin scattering (SBS) in optical fiber

open access: yesمجلة بغداد للعلوم, 2007
We demonstrate the results of a mathematical model for investigation the nonlinear Stimulated Brillouin Scattering (SBS), which can be employed to achieve high optical amplifier.
Baghdad Science Journal
doaj   +1 more source

Phase conjugate fluorozirconate fibre laser operating at 800nm [PDF]

open access: yes, 1992
We report phase-conjugate feedback into a fluorozirconate optical fiber amplifier at infrared wavelengths. By using a semiconductor laser diode at 807 nm, a grating is established in photorefractive BaTiO3 that, in the ring configuration, provides ...
Carter   +12 more
core   +1 more source

Electrospun Amplified Fiber Optics

open access: yesACS Applied Materials & Interfaces, 2015
27 pages, 8 ...
Morello G   +3 more
openaire   +5 more sources

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