Results 21 to 30 of about 41,304 (285)

Phase-locking characteristics of coupled ridge-waveguide InP/InGaAsP diode lasers [PDF]

open access: yes, 1984
The phase-locking characteristics of two coupled, ridge waveguide InP/InGaAsP diode lasers emitting at 1.2 µm were investigated experimentally. The phase locking of the lasers was verified by the observation of phase-locked modes (supermodes) in the ...
Kapon, E.   +5 more
core   +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

Complete characterization of ultrashort pulse sources at 1550 nm [PDF]

open access: yes, 1999
This paper reviews the use of frequency-resolved optical gating (FROG) to characterize mode-locked lasers producing ultrashort pulses suitable for high-capacity optical communications systems at wavelengths around 1550 nm, Second harmonic generation (SHG)
Barry, Liam P.   +6 more
core   +1 more source

Mode-locked silicon evanescent lasers

open access: yesOptics Express, 2007
We demonstrate electrically pumped lasers on silicon that produce pulses at repetition rates up to 40 GHz. The mode locked lasers generate 4 ps pulses with low jitter and extinction ratios above 18 dB, making them suitable for data and telecommunication transmitters and for clock generation and distribution.
Brian R, Koch   +3 more
openaire   +2 more sources

High Energy Noise-Like Pulse Generation from a Mode-Locked Thulium-Doped Fiber Laser at 1.7 μm

open access: yesIEEE Photonics Journal, 2019
Thulium-doped fiber laser (TDFL) is a versatile platform that can be engineered to produce laser sources with desired performance that target a vast number of applications, however its operation in the 1.7-μm region is still underdeveloped owing ...
Can Li, Cihang Kong, Kenneth K. Y. Wong
doaj   +1 more source

1.55-μm mode-locked quantum-dot lasers with 300 MHz frequency tuning range [PDF]

open access: yes, 2015
This article may be downloaded for personal use only. Any other use requires prior permission of the author and AIP Publishing. This article appeared in Appl. Phys. Lett.
Arsenijević, Dejan   +5 more
core   +1 more source

Asynchronous Harmonic Mode Locking in an All-Normal Dispersion Yb-Doped Fiber Laser

open access: yesIEEE Photonics Journal, 2013
We present detailed experimental and theoretical results to demonstrate the possibility of asynchronous harmonic mode locking in an all-normal dispersion fiber laser.
Sheng-Min Wang   +3 more
doaj   +1 more source

Harmonically mode-locked Ti:Er:LiNbO_3 waveguide laser [PDF]

open access: yesOptics Letters, 1995
Active mode locking of an Er-diffusion-doped Ti:LiNbO(3) waveguide laser by intracavity phase modulation to as high as the fourth harmonic (5.12 GHz) of the axial-mode frequency spacing is reported. The diode-pumped, pigtailed, and fully packaged laser with a monolithically integrated intracavity phase modulator has a threshold of 9 mW (incident pump ...
H. Suche   +6 more
openaire   +3 more sources

Gold Metasurfaces as Saturable Absorbers for All-Normal-Dispersion Ytterbium-Doped Mode-Locked Fiber Laser

open access: yesIEEE Photonics Journal, 2022
Optical metasurfaces, i.e., thin planar structures with subwavelength metal or dielectric unit cells, have attracted great interest due to their intriguing capabilities of shaping light in both linear and nonlinear regimes.
Zhijin Chen   +8 more
doaj   +1 more source

Optical Frequency Synthesis Based on Mode-Locked Lasers [PDF]

open access: yes, 2001
The synthesis of optical frequencies from the primary cesium microwave standard has traditionally been a difficult problem due to the large disparity in frequency.
Cundiff, Steven T.   +2 more
core   +3 more sources

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