2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/230586We show that the statistics of the charge transfer of non-interacting fermions through a two-lead contact is generalized binomial, at any temperature and for any form of the scattering matrix: an arbitrary charge-transfer process can be decomposed into independent single-particle events. This result generalizes previous studies of adiabatic pumping at zero temperature and of transport induced by bias voltage.13 pages, 3 figures, typos corrected, references addedMesoscale and Nanoscale Physicstext