[1] Shannon C E[J]. Bell Sys. Tech. J., 28, 656(1949).
[2] Ekert A K[J]. Phys. Rev. Lett., 67, 661(1991).
[3] Lo H K, Ma X, Chen K[J]. Phys. Rev. Lett., 94, 230504(2005).
[7] Tang G Z, Sun S H, Li C Y[J]. Chin. Phys. Lett., 36, 070301(2019).
[8] Wang X Y, Zhao S H, Dong C, Zhu Z D, Gu W Y[J]. Quantum Inf. Process., 18, 304(2019).
[9] Liu H W, Qu W X, Dou T Q, Wang J P, Zhang Y, Ma H Q[J]. Chin. Phys. B, 27, 100309(2018).
[10] Liu K, Li J, Zhu J R, Zhang C M, Wang Q[J]. Chin. Phys. B, 26, 120302(2017).
[11] Gan Y H, Wang Y, Bao W S, He R S, Zhou C, Jiang M S[J]. Chin. Phys. Lett., 36, 040301(2019).
[12] Du G H, Li H W, Wang Y, Bao W S[J]. Chin. Phys. B, 28, 090301(2019).
[13] Brassard G, Lütkenhaus N, Mor T, Sanders B C[J]. Phys. Rev. Lett., 85, 1330(2000).
[14] Chen Y H, Wang J D, Du C[J]. Acta Phys. Sin., 68, 130301(2019).
[15] Shen Y, Zou Y X[J]. Acta Phys. Sin., 59, 1473(2010).
[16] Huang J Z, Yin Z Q, Wang S, Li H W, Chen W, Han Z F[J]. Eur. Phys. J. D, 66, 159(2012).
[17] Lo H K, Curty M, Qi B[J]. Phys. Rev. Lett., 108, 130503(2012).
[18] Silva T F D, Vitoreti D, Xavier G B, Temporão G P, [J]. Phys. Rev. A, 88, 052303(2013).
[19] Tang Z Y, Liao Z F, Xu F H, Qi B, Qian L, Lo H K[J]. Phys. Rev. Lett., 112, 190503(2014).
[21] Yin Z Q, Wang S, Chen W, Li H W, Guo G C, Han Z F[J]. Quantum Inf. Process., 13, 1237(2014).
[22] Wang C, Yin Z Q, Wang S, Chen W, Han Z F[J]. Optica, 4, 1016(2017).
[23] Zhang C M, Zhu J R, Wang Q[J]. Phys. Rev. A, 95, 032309(2017).
[24] Liu H W, Wang J P, Ma H Q, Sun S H[J]. Optica, 5, 902(2018).
[25] Zhang H, Zhang C H, Zhang C M, Guo G C, Wang Q[J]. Quantum Inform.. Process., 18, 313(2019).
[26] Xue Q Y, Jiao R Z[J]. JOSA B, 36, 476(2019).
[27] Pramanik T, Park B K, Cho Y, Han S W, Kim Y S, Moon S[J]. Phys. Lett. A, 381, 2497(2017).
[28] Yoon J, Pramanik T, Park B K, Han S W, Kim S, Kim Y S, Moon S[J]. Opt. Commun., 441, 64(2019).
[29] Zhang C M, Zhang J R, Wang Q[J]. J. Lightwave Technol., 35, 4574(2017).