【摘 要】
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In practical quantum key distribution (QKD), weak coherent states as the photon source have a limit in the secure key rate and transmission distance because of
【机 构】
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Department of Physics, Hunan Normal University, Changsha 410081
论文部分内容阅读
In practical quantum key distribution (QKD), weak coherent states as the photon source have a limit in the secure key rate and transmission distance because of the existence of multi-photon pulses and heavy loss in transmission line.
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