XL-Calibur -- a second-generation balloon-borne hard X-ray polarimetry mission

Q. Abarr, H. Awaki, M. G. Baring +38

XL-Calibur is a hard X-ray (15-80 keV) polarimetry mission operating from a stabilised balloon-borne platform in the stratosphere. It builds on heritage from the X-Calibur mission,…