2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/153669We construct explicitly the quantum symplectic affine algebra $U_q(\widehat{sp}_{2n})$ using bosonic fields. The Fock space decomposes into irreducible modules of level -1/2, quantizing the Feingold-Frenkel construction for q=1.LaTex file, 13 pagesQuantum Algebra17Btext