A general no-cloning theorem

被引:78
作者
Lindblad, G [1 ]
机构
[1] Royal Inst Technol, SE-10044 Stockholm, Sweden
关键词
quantum measurement; quantum cloning;
D O I
10.1023/A:1007581027660
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A simple theorem is proved which has most of the known no-cloning and no-broadcasting results as corollaries. It also implies the standard restrictions on measuring noncommuting observables.
引用
收藏
页码:189 / 196
页数:8
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