2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/197777We consider non-topological, "bell-shaped" localized and regular solutions available in some 1+1 dimensional scalar field theories. Several properties of such solutions are studied, namely their stability and the occurence of fermion bound states in the background of a kink and a kink-anti-kink solutions of the sine-Gordon model.8 pages, 4 figuresHigh Energy Physics - Theorytext