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Conferences > CLEO_SI > 2013 > CTu1I > CTu1I.2

A broadband green astro-comb for sub-10 cm/s calibration on astrophysical spectrographs

Chih-Hao Li, Alexander G. Glenday, Nicholas Langellier, Alexander Zibrov, Guoqing Chang, Li-Jin Chen, Gabor Furesz, Franz Kärtner, David F. Phillips, Dimitar Sasselov, Andrew Szentgyorgyi, and Ronald L. Walsworth

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Abstract

We report development of an astro-comb providing >7000 lines spaced by 16 GHz from 500-620 nm. A characterization with an FTS shows it can provide sub-10 cm/s calibration accuracy of astrophysical spectrographs performing exo-Earth searches.

© 2013 Optical Society of America

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