Results 11 to 20 of about 2,352,368 (298)

Efficient fiber Bragg grating and fiber Fabry-Pe'rot sensor multiplexing scheme using a broadband pulsed mode-locked laser [PDF]

open access: yes, 2005
A pulsed broadband mode-locked laser (MLL) combined with interferometric interrogation is shown to yield an efficient means of multiplexing a large number of fiber Bragg grating (FBG) or fiber Fabry-Perot (FFP) strain sensors with high performance ...
Flockhart, G M H   +2 more
core   +4 more sources

Investigation of spectrally broad gain multiple-width quantum well material for colliding pulse mode-locked operation [PDF]

open access: yes, 2004
The first colliding pulse mode-locked operation of devices fabricated from broad gain spectrum multiple-width quantum well material is reported. Using multiple-width quantum wells in the active region of the InGaAs/InAlGaAs material system, 35% broader ...
McDougall, S.D.   +3 more
core   +2 more sources

High-pulse-energy III-V-on-silicon-nitride mode-locked laser

open access: yesAPL Photonics, 2021
Mode-locked lasers find their use in a large number of applications, for instance, in spectroscopic sensing, distance measurements, and optical communication. To enable widespread use of mode-locked lasers, their on-chip integration is desired. In recent
Artur Hermans   +15 more
doaj   +1 more source

Highly efficient mode-locked and Q-switched Er3+-doped fiber lasers using a gold nanorod saturable absorber

open access: yesScientific Reports, 2021
Mode-locked and Q-switched pulsed fiber laser sources with wavelengths of 1.55 μm are widely used in various fields. Gold nanorods (GNRs) have been applied in biomedicine and optics owing to their biocompatibility, easy fabrication, and unique optical ...
Yin-Wen Lee   +5 more
doaj   +1 more source

Numerical simulation for generation of stable single mode-locked pulses from QML laser with EO modulator and V3+:YAG

open access: yesResults in Physics, 2018
The instability of mode-locked pulses underneath Q-switched envelop limits the applications of Q-switched and mode-locked (QML) lasers. In this paper we present a developed theoretical model for QML laser at 1.3 µm.
Gang Zhang, Zhiyong Jiao, Xianfeng Xu
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

Short pulse generation with 40 GHz passively-mode locked Q-dashed Fabry-Pérot laser [PDF]

open access: yes, 2009
Generation of sub-picosecond pulses by a DC-biased passively mode-locked Fabry-Perot laser is demonstrated. By using a tunable band-pass filter, it is observed that the width of the generated pulses decreases in direct proportion to the optical modes ...
Latkowski, Sylwester   +5 more
core   +3 more sources

Polarization Dynamics in Mode-Locked Fiber Lasers [PDF]

open access: yes, 2023
The ground-breaking scientific and technological impact of optical frequency combs (OFC) – a bunch of equidistantly spaced narrow spectral lines or pulse train with the stabilized period produced by mode-locked laser – has been recognized by the ...
Sergeyev, Sergey V.   +3 more
core   +1 more source

Relative Intensity Noise of Hybrid Mode-Locked Bound Soliton Fiber Laser: Theory and Experiment

open access: yesApplied Sciences, 2018
Relative intensity noises (RIN) of mode-locked lasers are properties which are crucial for applications. In the literature, there have been plenty of theoretical/experimental studies on the RIN noises of passive/active single-pulse mode-locked lasers ...
Cheng-Jhih Luo, Yinchieh Lai
doaj   +1 more source

Triple-wavelength fiber ring laser based on a hybrid gain medium actively mode-locked at 10 GHz [PDF]

open access: yes, 2008
A fiber ring laser based on a hybrid gain medium that produces three simultaneously mode-locked wavelength channels is presented. The lithium niobate based modulator used to actively mode-lock the laser cavity at 10 GHz is birefringence compensated to ...
Anandarajah, Prince M.   +10 more
core   +2 more sources

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