2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/158795The complete calculation of the CMB polarization observables (i.e. E- and B-modes) is reported within the conventional $Λ$CDM paradigm supplemented by a stochastic magnetic field. Intriguing perspectives for present and forthcoming CMB polarization experiments are outlined.8 pages, 6 included figuresAstrophysicsGeneral Relativity and Quantum CosmologyHigh Energy Physics - ExperimentHigh Energy Physics - PhenomenologyHigh Energy Physics - Theorytext