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Home
Fully Phase-stabilized 1 Ghz Turnkey Frequency Comb At 1.56 Μm.

Home
Fully Phase-stabilized 1 Ghz Turnkey Frequency Comb At 1.56 Μm.

Related Experiment Video

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Published on: June 8, 2018

Fully phase-stabilized 1 GHz turnkey frequency comb at 1.56 μm.

Daniel M B Lesko^1,2,3, Alexander J Lind^1,4,3, Nazanin Hoghooghi^5,3

¹Time and Frequency Division, NIST, 325 Broadway, Boulder, Colorado 80305, USA.

|January 15, 2025

View abstract on PubMed

Summary

This summary is machine-generated.

We stabilized a commercial 1 GHz optical frequency comb for high-speed spectroscopy. This low-noise system achieves precise measurements, benefiting applications needing fast data acquisition and high resolution.

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Published on: November 22, 2019

Area of Science:

Quantum Optics
Spectroscopy
Laser Physics

Background:

Optical frequency combs (OFCs) are crucial for precision measurements.
Gigahertz repetition rates enhance spectral acquisition speed in dual-comb spectroscopy.
High repetition rate, low noise OFCs are needed for advanced applications.

Purpose of the Study:

To stabilize and characterize a commercial 1 GHz mode-locked laser for OFC applications.
To demonstrate a robust, self-referenced comb system using off-the-shelf components.
To enable faster, high-resolution spectroscopic measurements.

Main Methods:

Stabilization of the opticalCông, the CEO frequency (fCEO) using fiber amplification and spectral broadening.
Characterization of residual phase noise for fCEO and beatnote stabilization.

Utilized a commercial 1 GHz mode-locked laser operating at telecom wavelengths.

Main Results:

Achieved stabilization of fCEO with 438 mrad residual phase noise.
Stabilized the beatnote between comb modes and a CW laser with 41 mrad residual phase noise.
Demonstrated a high signal-to-noise ratio detection.

Conclusions:

A turnkey, self-referenced 1 GHz optical frequency comb system was successfully stabilized and characterized.
The system utilizes polarization-maintaining fiber components for robustness.
This robust system is suitable for low-noise frequency comb applications requiring high repetition rates.