National Natural Science Foundation of China(10674001);Doctoral Foundation of the Ministry of Education of China(20103401110003);Personal Development Foundation of Anhui Province(2008Z018)
supported by the National Natural Science Foundation of China (Grant No.10674001);the Program of the Education Department of Anhui Province (Grant No.KJ2007A002)
We propose a unified scheme to implement the optimal 1→ 3economical phase-covariant quantum cloning and optimal 1→3 economical real state cloning with superconducting quantum interference devices (SQUIDs) in a cavit...
Project supported by the National Natural Science Foundation of China(Grant No.10674001);the Personal Development Foundation of Anhui Province,China(Grant No.2008Z018)
We propose an experimentally feasible scheme to implement the optimal asymmetric economical 1→3 phasecovariant telecloning protocol, which works without ancilla, based on cavity quantum electrodynamics (QED). The s...
Natural Science Foundation of China(60678022,10704001,10674001);Doctoral Fund of Ministry of Education of China(20060357008);Anhui Provincial Natural Science Foundation(070412060);Key Program of the Education Department of Anhui Province(KJ2008A28ZC,KJ2007B082,KJ2008B265)
supported by the National Natural Science Foundation of China (Grant No 10674001);the Program of the Education Department of Anhui Province of China (Grant No KJ2007A002)
This paper presents a very simple method to derive the explicit transformations of the optimal economical 1 to M phase-covariant cloning. The fidelity of clones reaches the theoretic bound [D'Ar]ano G M and Macchiave...
supported by the National Natural Science Foundation of China (Grant No 10674001);also by the Program of the Education Department of Anhui Province (Grant No KJ2007A002)
This paper presents a quantum network to implement the optimal 1→2 quantum cloning in 2 dimensions, including the optimal asymmetric universal, the optimal symmetric phase-covariant, and the asymmetric real state clo...