Results 31 to 40 of about 6,131,979 (297)

Synchronization of frequency combs by optical injection

open access: yesOptics Express, 2022
Optical frequency combs based on semiconductor lasers are a promising technology for monolithic integration of dual-comb spectrometers. However, the stabilization of offset frequency f ceo remains a challenging feat due the lack of octave-spanning spectra.
Hillbrand, Johannes   +10 more
openaire   +5 more sources

Phase Noise Reduction of an Optical Frequency Comb Using a Feed-Forward Heterodyne Detection Scheme

open access: yesIEEE Photonics Journal, 2016
A novel feed-forward phase noise reduction scheme is introduced to reduce the phase noise of an optical frequency comb. The phase noise of a single comb line is measured using a heterodyne technique, and the inverse of this signal is then applied to the ...
Regan T. Watts   +2 more
doaj   +1 more source

Analysis and demonstration of a fast tunable fiber-ring-based optical frequency comb generator [PDF]

open access: yes, 2007
Fiber-ring-based optical frequency comb generators are analyzed to understand their behavior and limitations. A numerical frequency-domain model is described for studying dispersion and other phase mismatch causing effects in the fiber ring cavity, as ...
Ellison, Brian N.   +4 more
core   +1 more source

Fiber Ring Based Optical Frequency Comb Generator with Comb Line Spacing Tunability [PDF]

open access: yes, 2005
A fiber ring based Optical Frequency Comb Generator with tunability in comb line spacing, fast tuning of 10 MHz per step with speed much better than 0.1 s, and a high coherence is ...
Shillue, William P.   +11 more
core   +1 more source

Terahertz-Wave Generation Based on Optical Frequency Comb and Single Mach-Zehnder Modulator

open access: yesIEEE Photonics Journal, 2020
A novel Terahertz-wave (THz-wave) generation on the strength of optical frequency comb and single push-pull Mach-Zehnder modulator (MZM) with a pair of transmitter and receiver in 0.4-THz band is proposed.
Jianguo Yu   +7 more
doaj   +1 more source

A monolithic MQW InP-InGaAsP-Based optical comb generator [PDF]

open access: yes, 2007
We report the first demonstration of a monolithic optical-frequency comb generator. The device is based on multi-section quaternary/quaternary eight-quantum-well InP-InGaAsP material in a frequency-modulated (FM) laser design. The modulation is generated
Renaud, C C   +19 more
core   +1 more source

Broadband coherent 20 GHz resonant electro-optic frequency comb spanning the S/C/L bands with low-noise performance [PDF]

open access: yesAPL Photonics
We demonstrate a 20 GHz optical frequency comb generated using a resonant electro-optic modulator and an acetylene-stabilized continuous-wave laser at 1542.384 nm.
Marlon M. Correia   +4 more
doaj   +1 more source

Dissipation Assisted Frequency Comb and Chaos Generation in the Optomechanics

open access: yesIEEE Photonics Journal, 2022
Dispersion and dissipation are the key parameters of the optical components. Generally, dissipation is an unfavorable factor. In this article, we designed a dispersion-dissipation hybird coupling optomechanical cavity and achieved dissipation-assisted ...
Yong-Pan Gao   +3 more
doaj   +1 more source

Optical Frequency Combs and High-resolution Broadband spectroscopy [PDF]

open access: yesEPJ Web of Conferences
A comprehensive review of high-resolution broadband spectroscopy techniques based on optical frequency comb synthesizers is presented, together with an overview of the generation, synthesis, and fundamental operating principles of optical frequency comb ...
Galzerano Gianluca
doaj   +1 more source

Spectral Line-by-Line Pulse Shaping of an On-Chip Microresonator Frequency Comb [PDF]

open access: yes, 2011
Recently, on-chip comb generation methods based on nonlinear optical modulation in ultrahigh-quality-factor monolithic microresonators have been demonstrated, where two pump photons are transformed into sideband photons in a four-wave-mixing process ...
Lei Chen   +16 more
core   +1 more source

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