2 papers
astro-ph.IM2024
ALF: an asymmetric Lyot wavefront sensor for the ELT/METIS vortex coronagraph
Gilles Orban de Xivry, Olivier Absil, Christian Delacroix +3
Non-common path quasi-static and differential aberrations are one of the big hurdles of direct imaging for current and future high-contrast imaging instruments. They increase speck…
astro-ph.IM2023
Lessons learned from the NEAR experiment and prospects for the upcoming mid-IR HCI instruments
Prashant Pathak, Markus Kasper, Olivier Absil +6
The mid-infrared (IR) regime is well suited to directly detect the thermal signatures of exoplanets in our solar neighborhood. The NEAR experiment: demonstration of high-contrast i…