Coherent superpositions of photon additions and subtractions for noiseless amplification and advanced quantum state manipulation
Authors: Zavatta A., Locatelli M., Polycarpou C., Bellini M.
Autors Affiliation: Istituto Nazionale di Ottica – CNR, L.go E. Fermi, 6, I-50125, Florence, Italy; LENS, Department of Physics, University of Florence, Italy
Abstract: We experimentally realize coherent superpositions of single-photon additions and subtractions to perform a rich variety of complex state manipulations. Some of our recent results in this direction, including noiseless amplification, will be described.
KeyWords: Coherent superpositions; Noiseless amplifications; Photon additions; Quantum state manipulation, Amplification; Quantum theory, Quantum opticsDOI: 10.1364/ICQI.2011.QMG2