Results 1 to 10 of about 20,259 (223)

High external power narrow bandwidth erbium doped waveguide laser on thin film lithium niobate [PDF]

open access: yesNanophotonics
Erbium-doped waveguide lasers have attracted great interests in recent years due to their compact footprint, high scalability and low phase noise. In this work, by using a high-external-gain erbium-doped thin-film lithium niobate waveguide as the gain ...
Ma Yu   +7 more
doaj   +2 more sources

Two chaotic synchronizations in er-doped fiber lasers and their application in two-channel coding secure communications [PDF]

open access: yesITM Web of Conferences, 2022
A dual-ring erbium-doped fiber laser has nonlinear dynamic characteristics based on optical coupling interaction of lasing from the two laser rings and can send chaotic lasing to encode and mask an information to perform secure communication.
Yan Senlin
doaj   +1 more source

Q-switched fiber laser employing a passive polarization-maintaining thulium-doped fiber as a saturable absorber

open access: yesResults in Physics, 2022
We present the application of polarization-maintaining thulium-doped fiber (PM-TDF) as a saturable absorber in an erbium-ytterbium-doped fiber laser.
A.W. Al-Alimi   +6 more
doaj   +1 more source

Ultrafast L Band Soliton Pulse Generation in Erbium-Doped Fiber Laser Based on Graphene Oxide Saturable Absorber

open access: yesCrystals, 2023
We demonstrate a simple mode-locked Erbium-doped fiber laser (EDFL) based on self-synthesized saturable absorber (SA) by combining graphene oxide (GO) and polyethylene oxide (PEO) solutions to form a GO-PEO thin film. This thin film was incorporated into
Hazlihan Haris   +9 more
doaj   +1 more source

Single Longitudinal Mode Lasers by Using Artificially Controlled Backscattering Erbium Doped Fibers

open access: yesIEEE Access, 2021
In this work, we propose and experimentally demonstrate a new distributed short linear cavity fiber laser. At one of the cavity ends, fabricated by a commercial femtosecond fiber laser chirped pulse amplifier, an artificially controlled backscattering ...
Rosa Ana Perez-Herrera   +4 more
doaj   +1 more source

Extremely Efficient DFB Lasers with Flat-Top Intra-Cavity Power Distribution in Highly Erbium-Doped Fibers

open access: yesSensors, 2023
High-performance erbium-doped DFB fiber lasers are presently required for several sensing applications, whilst the current efficiency record is only a few percent.
Amirhossein Tehranchi, Raman Kashyap
doaj   +1 more source

Femtosecond Pulsed Fiber Laser Based on Graphdiyne-Modified Tapered Fiber

open access: yesNanomaterials, 2022
We report the application of saturable absorbers prepared from graphdiyne-modified tapered fibers to an erbium-doped fiber laser to achieve a femtosecond pulse output. Graphdiyne quantum dots are successfully prepared by the Glaser–Hay method.
Qing Wu, Si Chen, Wenli Bao, Haibin Wu
doaj   +1 more source

A Novel Erbium-Doped Fiber Laser Chaotic Circuit Based on Memristor and Its Circuit Implementation

open access: yesIEEE Access, 2021
In this paper, a new chaotic system is proposed by adding a magnetron memristor to an erbium-doped fiber laser circuit, and its dynamical characteristics are analyzed. A special periodic coexistence attractor phenomenon was discovered during the analysis,
Jieyang Wang   +3 more
doaj   +1 more source

Frequency locking of an erbium-doped fiber ring laser to an external fiber Fabry-Perot resonator [PDF]

open access: yes, 1993
An all-fiber, single-frequency, erbium-doped ring laser has been frequency locked to a resonance peak of an external fiber Fabry-Perot resonator by the Pound-Drever technique.
Dawson, Jay W.   +2 more
core   +1 more source

405 W Erbium-Doped Large-Core Fiber Laser [PDF]

open access: yesLaser Congress 2017 (ASSL, LAC), 2017
An Yb-free Er-doped fiber laser with a 146-μm diameter core produces a record-breaking output power of 405 W at 1.6 μm with a slope efficiency of 37% when cladding-pumped at 977 nm.
Lin, Huaiqin   +4 more
openaire   +2 more sources

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