Optimal cloning and no signaling

被引:24
作者
Ghosh, S [1 ]
Kar, G [1 ]
Roy, A [1 ]
机构
[1] Indian Stat Inst, Phys & Appl Math Unit, Calcutta 700035, W Bengal, India
关键词
D O I
10.1016/S0375-9601(99)00562-9
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
It is shown that the no signaling constraint generates the whole class of 1 --> 2 optimal quantum cloning machines of single qubits (C) 1999 Published by Elsevier Science B.V. All rights reserved.
引用
收藏
页码:17 / 19
页数:3
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