Virginia D'Auria, Alberto Porzio, Salvatore Solimeno, Stefano Olivares, Matteo G. A. Paris
Published 2005-09-26Version 1
We suggest a scheme to reconstruct the covariance matrix of a two-mode state using a single homodyne detector plus a polarizing beam splitter and a polarization rotator. It can be used to fully characterize bipartite Gaussian states and to extract relevant informations on generic states.
Comments: 7 pages, 1 figure
Journal: J. Opt. B: Quantum and Semiclass. Opt. 7, S750 (2005)
Mutual Information of Bipartite States and Quantum Discord in Terms of Coherence Information
Characterization of the entanglement of two squeezed states
Decoherence-assisted detection of entanglement of bipartite states
