2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/85296We study the beam reflection from a layered structure with a left-handed metamaterial. We predict a giant lateral (Goos-Hanchen) shift and splitting of the beam due to the resonant excitation of surface polaritons with a vortex-like energy flow between the right- and left-handed materials.3 pages, 3 figuresOpticsMaterials Sciencetext