2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/43256We calculate the form factors V, A_1, A_2 and A_0 appearing in the (D -> phi) transition in light cone QCD sum rule method. We compare our results on these form factors with the current experimental results and existing theoretical calculations.11 pagesHigh Energy Physics - PhenomenologySemileptonic (D_s^+ -> phi l nu) decay in QCD light cone sum ruletext