Experimental demonstration of entanglement-enabled universal quantum cloning in a circuit

Abstract No-cloning theorem forbids perfect cloning of an unknown quantum state. A universal quantum cloning machine (UQCM), capable of producing two copies of any input qubit with the optimal fidelity, is of fundamental interest and has applications in quantum information processing. This is enable...

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Auteurs principaux: Zhen-Biao Yang, Pei-Rong Han, Xin-Jie Huang, Wen Ning, Hekang Li, Kai Xu, Dongning Zheng, Heng Fan, Shi-Biao Zheng
Format: article
Langue:EN
Publié: Nature Portfolio 2021
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Accès en ligne:https://doaj.org/article/1d600c2174ca4e649311dba03b79ac9f
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