Tunable set-up for an entire family of four-photon entangled states
Witlef Wieczorek, Ch. Schmid, Nikolai Kiesel, Roland Krischek, Harald Weinfurter · International Conference on Quantum Information · 2008
We report on the experimental observation and analysis of an entire family of four-photon entangled states. We demonstrate how these states can be obtained with a single linear optics set-up and analyze particular entanglement properties.