2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/214806We estimate the total ee to stoponium cross section near threshold for a Coulombic potential and compare it to the Born approximation. The effect of the beam energy spread for present and future ee colliders is discussed.To appear in EPJ. 13 pages, 5 figures, latex2eHigh Energy Physics - Phenomenologytext