2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/43233The sensitivity of the ATLAS experiment to low mass SM Higgs produced via Vector Boson Fusion mechanism with $H\to γγ$ is invest igated. A cut based event selection has been chosen to optimize the expected signal significance with this decay mode. A signal significance of 2. 2$ σ$ may be achieved for $M_H=130 \gev$ with 30 fb$^{-1}$ of accumulated luminosity.High Energy Physics - Phenomenologytext