Experimental observation of environment-induced sudden death of entanglement
Marcelo Pereira de Almeida, Fernando de Melo, Malena O. Hor-Meyll, A. Salles, Stephen Patrick Walborn, P. H. Souto Ribeiro, L. Davidovich · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 2007
We demonstrate, using an all-optical setup, the difference between local and global dynamics of entangled quantum systems coupled to independent environments. Even when the environment-induced decay of each system is asymptotic, quantum entanglement may suddenly disappear.