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quant-ph2010★ 144 cited
Quantum metrology with imperfect states and detectors
Animesh Datta, Lijian Zhang, Nicholas Thomas-Peter +3
Quantum enhancements of precision in metrology can be compromised by system imperfections. These may be mitigated by appropriate optimization of the input state to render it robust…
quant-ph2007★ 94 cited
On Secure Quantum Key Distribution Using Continuous Variables of Single Photons
Lijian Zhang, Christine Silberhorn, Ian A. Walmsley
We analyse the distribution of secure keys using quantum cryptography based on the continuous variable degree of freedom of entangled photon pairs. We derive the information capaci…