activity
20202025
most citedFully phase-stabilized 1 GHz turnkey frequency comb at 1.56 m

38 citations · 49 across the 6 of their papers we have counts for

collaborators

6 papers

astro-ph.IM2025

Dynamic spectral tailoring of a 10 GHz laser frequency comb for enhanced calibration of astronomical spectrographs

Pooja Sekhar, Connor Fredrick, Peter Zhong +3

Laser frequency combs (LFCs) are an important component of Doppler radial velocity (RV) spectroscopy that pushes fractional precision to the level, as required to identi…

physics.optics2024

Resonant EO combs: Beyond the standard phase noise model of frequency combs

Holger R. Heebøll, Pooja Sekhar, Jasper Riebesehl +6

A resonant electro-optic (EO) frequency comb is generated through electro-optic modulation of laser light within an optical resonator. Compared to cavity-less EO combs generated in…

physics.optics2024

Tunable 30 GHz laser frequency comb for astronomical spectrograph characterization and calibration

Pooja Sekhar, Molly Kate Kreider, Connor Fredrick +5

The search for earth-like exoplanets with the Doppler radial velocity technique is an extremely challenging and multifaceted precision spectroscopy problem. Currently, one of the l…

physics.optics2023★ 10 cited

Visible to Ultraviolet Frequency Comb Generation in Lithium Niobate Nanophotonic Waveguides

Tsung-Han Wu, Luis Ledezma, Connor Fredrick +6

The introduction of nonlinear nanophotonic devices to the field of optical frequency comb metrology has enabled new opportunities for low-power and chip-integrated clocks, high-pre…

physics.optics2023★ 1 cited

20 GHz fiber-integrated femtosecond pulse and supercontinuum generation with a resonant electro-optic frequency comb

Pooja Sekhar, Connor Fredrick, David R. Carlson +2

Frequency combs with mode spacing in the range of 10 to 20 gigahertz (GHz) are critical for increasingly important applications such as astronomical spectrograph calibration, high-…

physics.optics2020★ 38 cited

Fully phase-stabilized 1 GHz turnkey frequency comb at 1.56 m

Daniel M. B. Lesko, Alexander J. Lind, Nazanin Hoghooghi +7

Low noise and high repetition rate optical frequency combs are desirable for many applications from timekeeping to precision spectroscopy. For example, gigahertz repetition rate so…