On the reconstruction of diagonal elements of density matrix of quantum optical states by on/off detectors
G. Brida, M. Genovese, M. Gramegna, M. G. A. Paris, E. Predazzi, E. Cagliero
Abstract
We discuss a scheme for reconstructing experimentally the diagonal elements of the density matrix of quantum optical states. Applications to PDC heralded photons, multi-thermal and attenuated coherent states are illustrated and discussed in some details.
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