期刊
LASER PHYSICS
卷 20, 期 5, 页码 1197-1202出版社
IOP PUBLISHING LTD
DOI: 10.1134/S1054660X10090306
关键词
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资金
- European Commission [FP7-ICT-213681]
- Polish Ministry of Science and Higher Education [NN202 1489 33]
The use of classical multiple-pass approach for phase estimation which mimics the behavior of the N00N states, is compared with quantum techniques. It is shown that in the presence of losses its performance is significantly worse than the one of the optimal quantum strategy.
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