Results 11 to 20 of about 46,573 (328)

Spatiotemporally mode-locked soliton fiber laser at 2.8 μm

open access: yesHigh Power Laser Science and Engineering, 2023
Spatiotemporal mode-locking creates great opportunity for pulse energy scaling and nonlinear optics research in fiber. Until now, spatiotemporal mode-locking has only been realized in normal-dispersion dissipative soliton and similariton fiber lasers. In
Ying’an Chen   +6 more
doaj   +1 more source

Broadband Passively Mode-Locked Fiber Laser with DNA Aqueous Solution as Saturable Absorber

open access: yesApplied Sciences, 2021
We demonstrate a passively mode-locked fiber laser using aqueous DNA solution as a saturable absorber (SA), with broadband pulse laser emission from 1 to 1.5 µm.
Mijin Kim   +5 more
doaj   +1 more source

All-Fiber High Efficiency Wavelength-Tunable Mode-Locked Cylindrical Vector Beam Laser

open access: yesIEEE Photonics Journal, 2022
A wavelength-tunable mode-locked cylindrical vector beam (CVB) fiber laser with a dumbbell-shaped structure was proposed and demonstrated experimentally.
Yuan Lu, Peijun Yao
doaj   +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

Highly stable MXene (V2CTx)-based harmonic pulse generation

open access: yesNanophotonics, 2020
MXene as a novel two-dimensional (2D) material exhibits a lot of advantages in nonlinear optics. However, the common MXene, Ti3C2Tx and Ti2CTx nanosheets, easily suffer from degradation under ambient conditions, greatly limiting their practical ...
Huang Weichun   +8 more
doaj   +1 more source

Generation of 48 fs, 1 GHz Fundamentally Mode-Locked Pulses Directly from an Yb-doped “Solid-State Fiber Laser”

open access: yesPhotonics, 2023
We demonstrate a fundamentally mode-locked Yb-doped “solid-state fiber laser” with a repetition rate of 1 GHz and a pulse duration of 48 fs. The nonlinear-polarization-evolution (NPE) mode-locking of the “solid-state fiber laser” enables up to 286 mW of ...
Mengyun Hu   +4 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

Linearly Polarized 1180-nm Raman Fiber Laser Mode Locked by Graphene

open access: yesIEEE Photonics Journal, 2012
In this paper, we demonstrate a linearly polarized 1180-nm passively mode-locked Raman fiber laser using graphene-based saturable absorber (SA). The pump source is a linearly polarized ytterbium-doped fiber laser at 1120 nm. Stable nanosecond mode-locked
Lei Zhang   +6 more
doaj   +1 more source

Three-photon excitation of quantum dots with a telecom band ultrafast fiber laser [PDF]

open access: yes, 2014
We demonstrate three-photon excitation in quantum dots with a mode-locked fiber laser operating in the telecommunications band. We compare spectra and intensity dependence of fluorescence from one- and three-photon excitation of commercially available ...
Kielpinski, D.   +3 more
core   +2 more sources

High power L-band mode-locked fiber laser based on topological insulator saturable absorber [PDF]

open access: yes, 2015
We demonstrate a passive mode-locked Er:Yb doped doubleclad fiber laser using a microfiber-based topological insulator (Bi2Se3) saturable absorber (TISA). By optimizing the cavity loss and output coupling ratio, the mode-locked fiber laser can operate in
A. Niang   +6 more
core   +4 more sources

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