Influence of Rainfall on Performance of Satellite-Ground Quantum Links and Teleportation

Qi Liu; Guang Yang; Min Nie; Meiling Zhang

doi:10.3788/LOP202158.0727001

Laser & Optoelectronics Progress, Volume. 58, Issue 7, 0727001(2021)

Influence of Rainfall on Performance of Satellite-Ground Quantum Links and Teleportation

Qi Liu^1、*, Guang Yang^1,2, Min Nie¹, and Meiling Zhang¹

¹School of Communication and Information Engineering, Xi′an University of Posts and Telecommunications, Xi′an, Shaanxi 710121, China

²School of Electronics and Information, Northwestern Polytechnical University, Xi′an, Shaanxi 710072, China

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Figures & Tables(18)

Fig. 1. Relationship between extinction coefficient and rainfall intensity

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Fig. 2. Attenuation coefficient of satellite-ground link versus attenuation distance and rainfall intensity

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Fig. 3. Channel capacity versus rainfall intensity and $γ$

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Fig. 4. Channel capacity of bit-flip channel versus attenuation distance and rainfall intensity

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Fig. 5. Channel capacity of depolarized channel versus attenuation distance and rainfall intensity

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Fig. 6. Channel capacity of amplitude damping channel versus attenuation distance and rainfall intensity

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Fig. 7. Channel capacity of fusion channel versus attenuation distance and rainfall intensity

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Fig. 8. Average fidelity of fusion channel versus $p_{0}$ and $γ$

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Fig. 9. Average fidelity of bit-flip channel versus p₁ and rainfall intensity

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Fig. 10. Average fidelity of depolarized channel versus p₁and rainfall intensity

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Fig. 11. Average fidelity of amplitude damping channel versus p₁ and rainfall intensity

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Fig. 12. Average fidelity of fusion channel versus p₀ and rainfall intensity

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Fig. 13. Schematic of teleportation of satellite-ground quantum links

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Fig. 14. Concurrence on amplitude damping channel

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Fig. 15. Fidelity on amplitude damping channel

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Fig. 16. Damping coefficient $p$ versus rainfall intensity

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Table 1. Grade classification of rainfall intensity
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Table 1. Grade classification of rainfall intensity
Grade Light-moderate rain Moderate-heavy rain Rainstorm
Rainfall /(mm·h^-1) [0.41,1.04) [1.04,2.04] (2.04,+∞)

Table 2. Unitary transformation of teleportation states
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Table 2. Unitary transformation of teleportation states
Classical bit string Unitary transformation for articles 4 and 5
000 $I_{4} I_{5}$
001 $I_{4} Z_{5}$
100 $Z_{4} I_{5}$
101 $Z_{4} Z_{5}$
010 $X_{4} X_{5}$
011 $X_{4} X_{5} Z_{5}$
110 $Z_{4} X_{4} X_{5}$
111 $Z_{4} X_{4} X_{5}$

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Qi Liu, Guang Yang, Min Nie, Meiling Zhang. Influence of Rainfall on Performance of Satellite-Ground Quantum Links and Teleportation[J]. Laser & Optoelectronics Progress, 2021, 58(7): 0727001

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