2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/205123The form factors of the $K^+ \to γ$ transition are studied in the light-front quark model and chiral perturbation theory of $O(p^6)$. The decay spectrum of $K^+ \to e^+ ν_{e}γ$, dominated by the structure dependent contribution, is illustrated in both models.4 pages, 2 figures, Talk given at 4th International Conference on Flavor Physics (ICFP 2007), Beijing, China, 24-28 Sep 2007High Energy Physics - Phenomenologytext