Results 21 to 30 of about 20,944 (281)

Noise Measurement and Reduction in Mode-Locked Lasers: Fundamentals for Low-Noise Optical Frequency Combs

open access: yesApplied Sciences, 2021
After five decades of development, mode-locked lasers have become significant building blocks for many optical systems in scientific research, industry, and biomedicine.
Haochen Tian, Youjian Song, Minglie Hu
doaj   +1 more source

Coherent optical communications using coherence-cloned Kerr soliton microcombs

open access: yesNature Communications, 2022
Kerr frequency combs are a promising laser source for future optical networks. The authors demonstrate coherence-cloning between two remote Kerr combs and improve optical coherent communication in terms of performance, power consumption, and simplicity.
Yong Geng   +8 more
doaj   +1 more source

"Talking" Vector Solitons and their Polarization Conformity in Fabry-Pérot Cavities [PDF]

open access: yesEPJ Web of Conferences, 2023
Optical frequency combs are applicable across many fields, especially in metrology. Through accounting for field polarization, the spontaneous symmetry breaking of vector temporal cavity solitons and combs in Kerr Fabry–Perot resonators is presented ...
Hill Lewis   +6 more
doaj   +1 more source

Design of Broadband Flat Optical Frequency Comb Based on Cascaded Sign-Alternated Dispersion Tellurite Microstructure Fiber

open access: yesMicromachines, 2021
We designed a tellurite microstructure fiber (TMF) and proposed a broadband optical frequency comb generation scheme that was based on electro-optical modulation and cascaded sign-alternated dispersion TMF (CSAD-TMF).
Guocheng Huang   +5 more
doaj   +1 more source

Versatile tuning of Kerr soliton microcombs in crystalline microresonators

open access: yesCommunications Physics, 2023
High-repetition rate microresonator-based frequency combs offer powerful and compact optical frequency comb sources that are of great importance to various applications.
Shun Fujii   +6 more
doaj   +1 more source

Phase-coherent lightwave communications with frequency combs [PDF]

open access: yes, 2019
Fiber-optical networks are a crucial telecommunication infrastructure in society. Wavelength division multiplexing allows for transmitting parallel data streams over the fiber bandwidth, and coherent detection enables the use of sophisticated modulation ...
Andrekson, Peter A.   +7 more
core   +2 more sources

Spectral Broadening in a Continuously Pumped Singly Resonant Second-Harmonic Cavity

open access: yesApplied Sciences, 2021
Optical frequency comb synthesizers with a wide spectral range are an essential tool for many research areas such as spectroscopy, precision metrology, optical communication, and sensing.
Simona Mosca   +2 more
doaj   +1 more source

Quadratic cavity soliton optical frequency combs [PDF]

open access: yes, 2019
We theoretically investigate the formation of frequency combs in a dispersive second-harmonic generation cavity system, and predict the existence of quadratic cavity solitons in the absence of a temporal walk ...
Bernard, M.   +5 more
core   +1 more source

Optimized frequency comb spectrum of parametrically modulated bottle microresonators

open access: yesCommunications Physics, 2023
“Previous studies investigating the creation of optical frequency combs through parametric modulation of microresonators rely on lumped-element models that do not consider how the modulations are spatially distributed.
Manuel Crespo-Ballesteros   +2 more
doaj   +1 more source

A priori bounds and global bifurcation results for frequency combs modeled by the Lugiato-Lefever equation [PDF]

open access: yes, 2016
In nonlinear optics $2\pi$-periodic solutions $a\in C^2([0,2\pi];\mathbb{C})$ of the stationary Lugiato-Lefever equation $-d a"= ({\rm i} -\zeta)a +|a|^2a-{\rm i} f$ serve as a model for frequency combs, which are optical signals consisting of a ...
Mandel, Rainer, Reichel, Wolfgang
core   +3 more sources

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