3 papers
astro-ph.IM2026
A Large-Area Optical Time Projection Chamber for Hard X-ray Polarimetry with Directional Imaging of Low-Energy Electron Recoils
Davide Fiorina, Elisabetta Baracchini, Giorgio Dho +8
We report on the development of a large-volume, wide field-of-view time projection chamber (TPC) for X-ray polarimetry, featuring a triple-GEM amplification stage and optical reado…
astro-ph.IM2026
Unlocking the Future of X-Ray Polarimetry with IXPE: Lessons Learned and Next Steps
Paolo Soffitta, Enrico Costa, Ettore Del Monte +7
This paper discusses issues encountered during the early development of the instrument on the Imaging X-ray Polarimetry Explorer (IXPE), a NASA ASI Small Explorer mission launched…
astro-ph.IM2025
In-flight performance of the IXPE telescopes
Riccardo Ferrazzoli, Enrico Costa, Sergio Fabiani +15
We present a comprehensive characterization of the on-orbit imaging performance of the three telescopes on board the Imaging X-ray Polarimetry Explorer (IXPE). Each telescope compr…