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astro-ph.IM2026★ 7 cited
Fiber-coupling of Fourier Transform Spectrographs
S. Schäfer, P. Huke, D. Meyer +1
Fourier Transform Spectrographs (FTS) are versatile tools for measuring accurate, high resolution spectra. They are internally calibrated by a reference laser that runs in parallel…
astro-ph.IM2024★ 2 cited
ANDES, the high resolution spectrograph for the ELT: science goals, project overview and future developments
A. Marconi, M. Abreu, V. Adibekyan +286
The first generation of ELT instruments includes an optical-infrared high-resolution spectrograph, indicated as ELT-HIRES and recently christened ANDES (ArmazoNes high Dispersion E…
astro-ph.IM2018
Comparing the emission spectra of U and Th hollow cathode lamps and a new U line-list
L. F. Sarmiento, A. Reiners, P. Huke +4
Thorium hollow cathode lamps (HCLs) are used as frequency calibrators for many high resolution astronomical spectrographs, some of which aim for Doppler precision at the 1 m/s leve…