Results 21 to 30 of about 227,927 (309)

Dynamics Simulation and Experimental Investigation of Q-Switching in a Self-Mode-Locked Semiconductor Disk Laser

open access: yesIEEE Photonics Journal, 2022
Q-switching in a mode-locked laser not only makes the amplitude of every single output pulse unequal, but also limits the time width and peak power of output pulses.
Peng Zhang   +6 more
doaj   +1 more source

Dichromatic "Breather Molecules" in a Mode-Locked Fiber Laser. [PDF]

open access: yesPhysical Review Letters, 2022
Bound states of solitons ("molecules") occur in various settings, playing an important role in the operation of fiber lasers, optical emulation, encoding, and communications.
Yudong Cui1   +9 more
semanticscholar   +1 more source

Breather Molecular Complexes in a Passively Mode‐Locked Fiber Laser [PDF]

open access: yesLaser & Photonics reviews, 2021
Breathing solitons are nonlinear waves in which the energy concentrates in a localized and oscillatory fashion. Similarly to stationary solitons, breathers in dissipative systems can form stable bound states displaying molecule‐like dynamics, which are ...
Junsong Peng   +6 more
semanticscholar   +1 more source

Mode-locking of lasers

open access: yesPhotoniques, 2023
Mode-locked lasers are the fundamental source of ultrashort and ultraintense light pulses and a principal pathway for three Nobel Prize technologies: optical frequency combs, chirped pulse amplification, and attosecond light pulses. They are essential in routine and high-level applications such as refractive surgery, spectroscopy, or metrology.
Prati, Franco   +3 more
openaire   +3 more sources

Sub-100 fs watt-level Kerr-lens mode-locked Yb:CaYAlO4 laser with a gigahertz repetition rate

open access: yesFrontiers in Physics, 2023
We report a 1.04 GHz high-power Kerr-lens mode-locked Yb:CaYAlO4 laser pumped by a single-mode fiber laser at 976 nm. Based on a bow-tie cavity, stable unidirectional mode-locked operation is obtained with an output coupler of 1.6%.
Ziyue Zhang   +9 more
doaj   +1 more source

Passively Mode-Locked Raman Laser [PDF]

open access: yesPhysical Review Letters, 2010
We report on the observation of a novel mode locked optical comb generated at the Raman offset (Raman comb) in an optically pumped crystalline whispering gallery mode resonator. Mode locking is confirmed via measurement of the radio-frequency beat note produced by the optical comb on a fast photodiode.
Liang, W.   +5 more
openaire   +3 more sources

Optical Angle Sensor Technology Based on the Optical Frequency Comb Laser

open access: yesApplied Sciences, 2020
A mode-locked femtosecond laser, which is often referred to as the optical frequency comb, has increasing applications in various industrial fields, including production engineering, in the last two decades.
Yuki Shimizu, Hiraku Matsukuma, Wei Gao
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

1/1.5 μm Synchronized Dual-Band Mode-Locked Fiber Laser

open access: yesIEEE Photonics Journal, 2021
A 1/1.5 μm dual-band mode-locked fiber laser is experimentally demonstrated. The laser is based upon an architecture in which the 1 μm and the 1.5 μm signals are generated in independent cavities that share the identical ...
Chunyu Guo   +7 more
doaj   +1 more source

Low Threshold, High Efficiency Passively Mode-Locked Picosecond Tm,Ho:LiLuF4 Laser

open access: yesFrontiers in Physics, 2020
We experimentally demonstrated a passively mode-locked picosecond Tm,Ho:LiLuF4 laser with low threshold and high efficiency. The stable continuous-wave (CW) mode-locked operation with 12 ps pulse width is obtained by using a five-mirror cavity structure ...
Weijun Ling   +9 more
doaj   +1 more source

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