Wen-Yuan Gu, Shang-Hong Zhao, Chen Dong, Zhuo-Dan Zhu, Ya-Yun Qu. Measurement-device-independent quantum key distribution under K-distributed strong atmospheric turbulence [J]. Acta Physica Sinica, 2019, 68(9): 090302-1
- Acta Physica Sinica
- Vol. 68, Issue 9, 090302-1 (2019)
Fig. 1. Free space MDI-QKD diagram. BS, 50 : 50 beam splitter; PBS, polarized beam splitter; D1H, D2H, D1V, D2V, single-photon detector; U1 (U2), Alice and Bob’s atmospheric channel.
自由空间测量设备无关量子密钥分发模型示意图(BS, 50 : 50光分束器; PBS, 偏振光分束器; D1H, D2H, D1V, D2V, 单光子探测器; U1 (U2), Alice和Bob的大气信道)
Fig. 2. Relationship between
and scintillation coefficient
.
与闪烁系数
的关系
Fig. 3. Relationship of optimal threshold value
to channel parameter
and average transmission rate
.
最佳阈值
与信道参数
、平均传输率
的关系
Fig. 4. Relationship of key rate of MDI-QKD under strong turbulence to threshold and channel parameters.强湍流下MDI-QKD密钥率与阈值、信道参数的关系
Fig. 5. Relationship between key rate of MDI-QKD under strong turbulence and channel loss.强湍流下MDI-QKD密钥率与信道损耗间的关系
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