Optical frequency combs: Coherently uniting the electromagnetic spectrum

SA Diddams, K Vahala, T Udem - Science, 2020‏ - science.org
BACKGROUND The generation and control of coherent electromagnetic waves, such as
those provided by electronic oscillators in the radio frequency domain or lasers in the optical …

Frequency comb spectroscopy

N Picqué, TW Hänsch - Nature Photonics, 2019‏ - nature.com
A laser frequency comb is a broad spectrum composed of equidistant narrow lines. Initially
invented for frequency metrology, such combs enable new approaches to spectroscopy over …

Enhancement of magnonic frequency combs by exceptional points

C Wang, J Rao, Z Chen, K Zhao, L Sun, B Yao, T Yu… - Nature Physics, 2024‏ - nature.com
Frequency combs have high time–frequency accuracy, which makes them useful for
applications in precision spectroscopy, ultra-sensitive detection and atomic clocks …

RF photonics: an optical microcombs' perspective

J Wu, X Xu, TG Nguyen, ST Chu… - IEEE Journal of …, 2018‏ - ieeexplore.ieee.org
Over the past decade, optical frequency combs generated by high-Q microresonators, or
optical microcombs, which feature compact device footprints, low power consumption, and …

Dual-comb spectroscopy

I Coddington, N Newbury, W Swann - Optica, 2016‏ - opg.optica.org
Dual-comb spectroscopy is an emerging new spectroscopic tool that exploits the frequency
resolution, frequency accuracy, broad bandwidth, and brightness of frequency combs for …

Electro-optic frequency combs

A Parriaux, K Hammani, G Millot - Advances in Optics and Photonics, 2020‏ - opg.optica.org
Frequency combs are optical spectra composed of a set of discrete equally spaced lines.
Such spectra can be generated by diverse sources such as mode-locked lasers, resonators …

Microresonator soliton dual-comb spectroscopy

MG Suh, QF Yang, KY Yang, X Yi, KJ Vahala - Science, 2016‏ - science.org
Measurement of optical and vibrational spectra with high resolution provides a way to
identify chemical species in cluttered environments and is of general importance in many …

Massively parallel sensing of trace molecules and their isotopologues with broadband subharmonic mid-infrared frequency combs

AV Muraviev, VO Smolski, ZE Loparo… - Nature Photonics, 2018‏ - nature.com
Mid-infrared spectroscopy offers supreme sensitivity for the detection of trace gases, solids
and liquids based on tell-tale vibrational bands specific to this spectral region. Here, we …

On-chip dual-comb source for spectroscopy

A Dutt, C Joshi, X Ji, J Cardenas, Y Okawachi… - Science …, 2018‏ - science.org
Dual-comb spectroscopy is a powerful technique for real-time, broadband optical sampling
of molecular spectra, which requires no moving components. Recent developments with …

Ultralow-noise mode-locked fiber lasers and frequency combs: principles, status, and applications

J Kim, Y Song - Advances in Optics and Photonics, 2016‏ - opg.optica.org
We review the most recent progress in ultralow-noise mode-locked fiber lasers and fiber-
based frequency-comb sources. With the rapid progress in theory, measurement, and …