On the Reconstruction of Diagonal Elements of Density Matrix of Quantum Optical States by on/off Detectors
G. Brida, Marco Genovese, Marco Gramegna, Matteo G. A. Paris, E. Predazzi, E. Cagliero · Open Systems & Information Dynamics · 2006
We discuss a scheme for reconstructing experimentally the diagonal elements of a density matrix representing quantum optical state. Applications to PDC heralded photons, multi-thermal and attenuated coherent states are illustrated and discussed in more detail.