量子通信网络主要由用于存储和操纵量子态的存储单元和联络存储单元之间的信息载体构成.光子是信息载体的最佳选择,存储单元可以由固态材料或气态原子组成.相对于二维空间,编码于一个高维空间的光子可以携带更大的信息量.若能够实现编码于高维空间的量子态存储,则在增大存储单元存储容量的同时,还可以提高网络的信道容量和传输效率,因而高维量子态的存储研究成为当前量子信息领域的热点领域.简要回顾了国内外在高维量子态存储方面的进展,着重介绍了近期基于冷原子系综实现单光子条件下高维量子态存储的突破性进展,提出了构建高维量子网络需要解决的关键问题.
参考文献
| [1] | Saglamyurek Erhan,Sinclair Neil,Jin Jeongwan,et al.Broadband waveguide quantum memory for entangled photons[J].Nature,2011,469:512-515.,2011. |
| [2] | Choi K S,Deng H,Laurat J,et al.Mapping photonic entanglement into and out of a quantummemory[J].Nature,2008,452:67-71.,2008. |
| [3] | Briegel H J,Diirl W,Cirac J I,et al.Quantum repeaters:The role of imperfect local operations in quantum communication[J].Phys.Rev.Lett.,1998,81:5932.,1998. |
| [4] | Sangouard Nicolas,Simon Christoph,Zhao Bo,et al.Robust and efficient quantum repeaters with atomic ensembles and linear optics[J].Phys.Rev.A,2008,77:062301.,2008. |
| [5] | Wang Jian,Yang Jengyuan,FazalIrfan M,et al.Terabit free-space data transmission employing orbital angular momentum multiplexing[J].Nature Photon.,2012,6:488.,2012. |
| [6] | Huang Hao,Xie Guodong,Yan Yan,et al.100 Tbit/s free-space data link enabled by three-dimensional multiplexing of orbital angular momentum,polarization,and wavelength[J].Opt.Lett.,2014,39:197-200.,2014. |
| [7] | Bechmann-Pasquinucci H,Tittel W.Quantum cryptography using larger alphabets[J].Phys.Rev.A,2000,61:062308.,2000. |
| [8] | Sokolov I V,Kolohov M I,Gatti A,et al.Quantum holographic teleportation[J].Opt.Commun.,2001,193:175.,2001. |
| [9] | Golubeva T Yu,Golubev YU M,Sokolov I V,et al.Quantum parallel dense coding of optical images[J].J.Mod.Opt.,2006,53:699.,2006. |
| [10] | TordrupKarl,NegrettiAntonio,M(O)lmerKlaus.Holographic quantum computing[J].Phys.Rev.Lett.,2008,101:040501.,2008. |
| [11] | KaszlikowskiDagomir,Gnaci(n)skiPiotr,(Z)ukowskiMarek,et al.Violations of local realism by two entangled Ndimensional systems are stronger than for two qubits[J].Phys.Rev.Lett.,2000,85:4418.,2000. |
| [12] | VértesiTam(á)s,PironioStefano,et al.Closing the detection loophole in Bell experiments using qudits[J].Phys.Rev.Left.,2010,104:060401.,2010. |
| [13] | RiedmattenH De,MarcikicI,et al.Creating high dimensional entanglement using mode-locked lasers[J].Quantum Information Comput.,2002,2:425.,2002. |
| [14] | O'Sullivan-Hale Malcolm N,Khan Irfan Ali,Boyd Robert W,et al.Pixel entanglement:Experimental realization of optically entangled d =3 and d =6 qudits[J].Phys.Rev.Lett.,2005,94:220501.,2005. |
| [15] | MairAlois,VaziriAlipasha,et al.Entanglement of the orbital angular momentum states of photons[J].Nature,2001,412:313.,2001. |
| [16] | Franke-Arnold Sonja,Allen Les,Padgett Miles.Advances in optical angular momentum[J].Laser and Photon.Rev.,2008,2(4):299-313.,2008. |
| [17] | Moretti D,Felinto D,TabosaJ W R.Collapses and revivals of stored orbital angular momentum of light in a cold-atom ensemble[J].Phys.Rev.A,2009,79:023825.,2009. |
| [18] | Shuker M,Firstenberg O,Pugatch R,et al.Storing images in warm atomic vapor[J].Phys.Rev.Lett.,2008,100:223601.,2008. |
| [19] | Vudyasetu P K,Camacho R M,et al.Storage and retrieval of multimode transverse images in hot atomic rubidium vapor[J].Phys.Rev.Left.,2008,100:123903.,2008. |
| [20] | Glorieux Q,Clark J B,et al.Temporally multiplexed storage of images in a gradient echo memory[J].Opt.Expr.,2012,20:12350-12358.,2012. |
| [21] | Higginbottom D B,Sparkes B M,Rancic M,et al.Spatial mode storage in a gradient echo memory[J].Phys.Rev.A,2012,86:023801.,2012. |
| [22] | Nicolas A,Veissier L,et al.A quantum memory for orbital angular momentum photonic qubits[J].Nature Photonics,2014,8:234-238.,2014. |
| [23] | Heinze G,Rudolf A,Beil F,et al.Storage of images in atomic coherences in a rare-earth-ion-doped solid[J].Phys.Rev.A,2010,81:011401(R).,2010. |
| [24] | DudinY O,Li L,KuzmichA.Light storage on the time scale of a minute[J].Phys.Rev.A,2013,87:031801(R).,2013. |
| [25] | Ding D S,Wu J H,Zhou Z Y,et al.Multimode image memory based on a cold atomic ensemble[J].Phys.Rev.A,2013,87:013835.,2013. |
| [26] | Ding D S,Wu J H,Zhou Z Y,et al.Frequency-multiplexed image storage and conversion in a cold atomic ensemble[J].Phys.Rev.A,2013,87:053830.,2013. |
| [27] | Wu J H,Liu Y,Ding D S,et al.Light storage based on four-wave mixing and electromagnetically induced transparency in cold atoms[J].Phys.Rev.A,2013,87:013845.,2013. |
| [28] | Ding Dongsheng,Zhou Zhiyuan,Shi Baosen,et al.Single-photon-level quantum image memory based on cold atomic ensembles[J].Nat.Commun.,2013,4:2527.,2013. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%