Results 111 to 120 of about 20,259 (223)

Linearly polarized, Q-switched Er-doped fiber laser based on reduced graphene oxide saturable absorber

open access: yes, 2012
We demonstrate generation of linearly polarized pulses from a passively Q-switched Erbium-doped fiber laser. The cavity was designed using only polarization maintaining (PM) fibers and components, resulting in linearly polarized output beam with degree ...
Abramski, Krzysztof M.   +7 more
core   +1 more source

Graphdiyne for Ultrashort Pulse Generation in an Erbium-Doped Hybrid Mode-Locked Fiber Laser

open access: yesFrontiers in Physics, 2019
An erbium-doped hybrid passively mode-locked fiber laser based on few-layer graphdiyne (GDY) saturable absorber (SA) has been investigated for the first time. Hybrid mode-locked fiber laser is composed of non-linear polarization rotation (NPR) technology
Zhaojiang Shi   +13 more
doaj   +1 more source

Dispersion Measurement of Ultra-High Numerical Aperture Fibers covering Thulium, Holmium, and Erbium Emission Wavelengths

open access: yes, 2018
We present broadband group velocity dispersion (GVD) measurements of commercially available ultra-high numerical aperture fibers (UHNA1, UHNA3, UHNA4, UHNA7 and PM2000D from Coherent-Nufern). Although these fibers are attractive for dispersion management
Ciąćka, Piotr   +4 more
core   +1 more source

Numerical Simulations on Nonlinear Dynamics in Lasers as Related High Energy Physics Phenomena

open access: yesAdvances in High Energy Physics, 2013
This paper aims to present some results on nonlinear dynamics in active nanostructures as lasers with quantum wells and erbium doped laser systems using mathematical models, methods, and numerical simulations for some related high energy physics ...
Andreea Rodica Sterian
doaj   +1 more source

Efficient superfluorescent light sources with broad bandwidth

open access: yes, 1997
We demonstrate various efficient broad-band light sources at ~1µm wavelength with a 3dB bandwidth of up to 65nm at 108mW output power, based on rare-earth doped silica fibers and a simple adjustable spectral ...
Hanna, D.C.   +3 more
core   +1 more source

Single-Frequency, Narrow-Linewidth Distributed Feedback Waveguide Laser in Al2O3:Er3+ on Silicon [PDF]

open access: yes, 2010
A distributed feedback channel waveguide laser in erbium-doped aluminum oxide on a silicon substrate is reported. The optically pumped laser has a threshold pump power of 15 mW and emits 3 mW in single-frequency operation at 1545.2 nm wavelength with a ...
Agazzi, L.   +7 more
core   +1 more source

Fe3O4 nanoparticle-enabled mode-locking in an erbium-doped fiber laser. [PDF]

open access: yesFront Optoelectron, 2020
Li X   +8 more
europepmc   +1 more source

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