Results 21 to 30 of about 2,486,619 (297)

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

Passively mode-locked semiconductor lasers and their applications [PDF]

open access: yes, 2008
In this paper we present some characterizations of passively mode-locked semiconductor lasers. These lasers are multimode and they exhibit a modulation of their output power even though they are DC-biased.
Frederic Surre   +5 more
core   +2 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

Ultrashort-pulse generation from quantum-dot semiconductor diode lasers [PDF]

open access: yes, 2008
In this thesis, novel regimes of mode locking in quantum dot semiconductor laser diodes have been investigated by exploiting the unique features offered by quantum dots.
Cataluna, Maria Ana
core   +2 more sources

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

Study of millimeter wave phase shift in 40 GHz hybrid mode locked lasers [PDF]

open access: yes, 2009
An investigation into using hybrid mode-locked lasers to implement millimeter wave phase shift is presented. The phase shift is measured directly using a vector network analyzer enabling straightforward characterization of such systems.
Cryan, MJ, Khawaja, BAM
core   +1 more source

Effects of Power Split Ratio and Optical Delay Phase Tuning on Stabilization of Self-Mode-Locked Quantum-Dash Lasers Subject to Dual-Loop Optical Feedback

open access: yesIEEE Photonics Journal, 2020
In the present work, we report a path of RF stabilization versus delay subject to self-mode-locked (SML) two-section quantum-dash (QDash) lasers emitting at ∼1.55 μm and operating at ∼21 GHz repetition rate using a feedback ...
Haroon Asghar, John G. McInerney
doaj   +1 more source

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

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

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