San Antonio – A study published in “Review of Modern Physics” takes stock of twenty years of international research on quantum theory of communication, which uses the principles and theory of quantum mechanics to study information transfer and processing. The study was carried out by Filippo Caruso, a researcher at the Department of Physics and Astronomy of the University of Florence, a member of the European Laboratory for Nonlinear Spectroscopy and of the interdisciplinary research center “Quantum Science and Technology in Arcetri”. (9Colonne)