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20112026
most citedHabitable Zones Around Main-Sequence Stars: New Estimates

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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.optics2022★ 4 cited

Quantifying broadband chromatic drifts in Fabry-Perot resonators for exoplanet science

Molly Kate Kreider, Connor Fredrick, Scott A. Diddams +9

The possibility of an Earth-Sun analog beyond our solar system is one of the most longstanding questions in science. At present, answering this question embodies an extremely diffi…

physics.optics2021★ 25 cited

Thermal-light heterodyne spectroscopy with frequency comb calibration

Connor Fredrick, Freja Olsen, Ryan Terrien +3

Precision laser spectroscopy is key to many developments in atomic and molecular physics and the advancement of related technologies such as atomic clocks and sensors. However, in…

physics.optics2019★ 54 cited

A 30 GHz electro-optic frequency comb spanning 300 THz in the near infrared and visible

Andrew J. Metcalf, Connor D. Fredrick, Ryan C. Terrien +2

Beginning with a continuous wave laser at 1064 nm, we generate a 30 GHz electro-optic frequency comb which contains 100 lines spanning 3 THz. The initial comb is subsequently ampli…

physics.optics2012★ 151 cited

Demonstration of On-Sky Calibration of Astronomical Spectra using a 25 GHz near-IR Laser Frequency Comb

Gabriel G. Ycas, Franklyn Quinlan, Scott A. Diddams +8

We describe and characterize a 25 GHz laser frequency comb based on a cavity-filtered erbium fiber mode-locked laser. The comb provides a uniform array of optical frequencies spann…