Systematic effects on a Compton polarimeter at the focus of an X-ray mirror

M. Aoyagi, R. G. Bose, S. Chun +23

XL-Calibur is a balloon-borne Compton polarimeter for X-rays in the $\sim$15-80 keV range. Using an X-ray mirror with a 12 m focal length for collecting photons onto a beryllium sc…