Multi-copy entanglement purification with practical spontaneous parametric down conversion sources
Zhang Shuai-Shuai1, 3, Shu Qi1, 3, Zhou Lan2, Sheng Yu-Bo1, †
       

(color online) The success probability P altered with the initial fidelity F. The curve a is the success probability for two-copy EPP. Curve b is success probability for three-copy EPP, and curve c is success probability for four-copy EPP, respectively. Here p = 0.1.