2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/94905The design and the simulated performances of a compact detector dedicated to the measurement of GRB photon polarization is presented. Such a detector would permit to answer the question ``are most of the GRB strongly polarized?'' in a mission of one year in space.24 pages, 13 figures, submitted to NIM, (using elsart.sty & elsart.cls)Astrophysicstext