Results 1 to 10 of about 4,979,823 (296)

Recent Advances, Applications, and Perspectives in Erbium-Doped Fiber Combs

open access: yesPhotonics
Optical frequency combs have emerged as a new generation of metrological tools, driving advancements in various fields such as free-space two-way time–frequency transfer, low-noise microwave source generation, and gas molecule detection.
Pengpeng Yan   +5 more
doaj   +1 more source

Progress in Spectroscopy and Sensing Applications of Optical Microcombs

open access: yesPhotonic Sensors
Optical frequency combs, characterized by their evenly spaced spectral lines with high phase coherence, possess revolutionary measurement capabilities. It is enabling applications in a wide bound of sensing fields, including precision spectroscopy, range
Riyao ZHANG   +4 more
doaj   +1 more source

Entangled Dual-Comb Spectroscopy

open access: yesPhysical Review X
Optical frequency combs have emerged as a cornerstone for a wide range of areas, including spectroscopy, ranging, optical clocks, time and frequency transfer, waveform synthesis, and communications. However, quantum-mechanical fluctuations of the optical
Abdulkarim Hariri   +5 more
doaj   +1 more source

Frequency microcomb stabilization via dual-microwave control

open access: yesCommunications Physics, 2021
Optical frequency combs can provide phase-coherent links between optical frequencies and microwaves, allowing for precise optical frequency generation; however current technologies require external optical references or multiple power-intensive ...
Abhinav Kumar Vinod   +5 more
doaj   +1 more source

Carrier-Envelope Offset Stabilized Ultrafast Diode-Pumped Solid-State Lasers

open access: yesApplied Sciences, 2015
Optical frequency combs have been revolutionizing many research areas and are finding a growing number of real-world applications. While initially dominated by Ti:Sapphire and fiber lasers, optical frequency combs from modelocked diode-pumped solid-state
Stéphane Schilt, Thomas Südmeyer
doaj   +1 more source

Kerr optical frequency combs: theory, applications and perspectives

open access: yesNanophotonics, 2016
The optical frequency comb technology is one of the most important breakthrough in photonics in recent years. This concept has revolutionized the science of ultra-stable lightwave and microwave signal generation.
Chembo Yanne K.
doaj   +1 more source

Two-Way Optical Time and Frequency Transfer Over a 20-km Fiber Link Based on Optical Frequency Combs

open access: yesIEEE Photonics Journal, 2019
Traditional high-precision long-distance time–frequency transmission requires a complex compensation structure and a continuous optical link, which make high-precision transmission difficult.
Haoyuan Lu   +4 more
doaj   +1 more source

Endless frequency shifting of optical frequency comb lines

open access: yesOptics Express, 2013
The functional principle of a novel technique for frequency shifting lines of an optical frequency comb is demonstrated. The underlying principle is to shift the carrier frequency by changing the carrier phase within the time span between subsequent pulses of a mode-locked laser used as comb generator.
Erik, Benkler   +2 more
openaire   +2 more sources

Optical frequency combs and optical frequency measurements

open access: yes, 2014
Self-referenced optical frequency combs are nowadays the instrument of choice in time and frequency metrology when dealing with high accuracy and stability measurements of optical frequencies. Beyond this purely measurement activity, they also have new high performance applications, such as low phase noise microwave generation and transfer of spectral ...
Le Coq, Yann   +6 more
openaire   +3 more sources

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