Conference for high school students on quantum mechanics and its applications. Organized by the Sezze (LT) municipality and by the High School «Pacifici De Magistris,» Sezze, Italy. » Speaker: Dr. Fabio Chiarello, Senior Researcher of the Istituto di Fotonica e Nanotecnologie, Consiglio Nazionale delle Ricerche (CNR-IFN).