利用纠缠渗流的方法,在量子随机网络中任意两个节点间建立远距离纠缠态,同时进行了局部纠缠交换的操作.通过此操作改变了网络中局部节点间的连接情况,也使整个网络的拓扑结构发生变化.重点探讨了局部操作对量子随机网络鲁棒性的影响,这种影响通过纠缠渗流的阈值变化情况来体现.通过理论分析和数值模拟,发现有操作时度大的节点数目明显增多,遭受随机攻击后的阈值变化也较小.这说明进行局部纠缠交换操作能够大幅度提高量子网络受到攻击后的连接鲁棒性.
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