Decoherence, Entanglement and Information Protection in Complex Quantum Systems : Proceedings of the NATO ARW on Decoherence, Entanglement and Information Protection in Complex Quantum Systems, Les Houches, France, from 26 to 30 April 2004. - V.M. Akulin, A. Sarfati, G. Kurizki, S. Pellegrin ((NATO Science Series II: Mathematics, Physics and Chemistry))