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《2013.PhysRevLett.110.093901.Optical Diode Made from a Moving Photonic Crystal英文文献资料》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、weekendingPRL110,093901(2013)PHYSICALREVIEWLETTERS1MARCH2013OpticalDiodeMadefromaMovingPhotonicCrystalDa-WeiWang,1,3Hai-TaoZhou,2Miao-JunGuo,2Jun-XiangZhang,2,*Jo¨rgEvers,1,4andShi-YaoZhu1,2,31BeijingComputationalScienceResearchCentre,Beijing100084,China2TheSt
2、ateKeyLaboratoryofQuantumOpticsandQuantumOpticsDevices,InstituteofOpto-Electronics,ShanxiUniversity,Taiyuan030006,China3CentreofOpticsSciencesandDepartmentofPhysics,TheChineseUniversityofHongKong,HongKong,China4Max-Planck-Institutfu¨rKernphysik,Saupfercheckweg
3、1,69117Heidelberg,Germany(Received3September2012;revisedmanuscriptreceived18November2012;published25February2013)Opticaldiodescontrollingtheflowoflightareofprincipalsignificanceforopticalinformationprocessing.Theytransmitlightfromaninputtoanoutput,butnotintherev
4、ersedirection.ThisbreakingoftimereversalsymmetryisconventionallyachievedviaFaradayornonlineareffects.Forapplicationsinaquantumnetwork,featuressuchastheabilitiesofall-opticalcontrol,on-chipintegration,andsingle-photonoperationareimportant.Hereweproposeanall-opt
5、icalopticaldiodewhichrequiresneithermagneticfieldsnorstronginputfields.Itisbasedonamovingphotoniccrystalgeneratedinathree-levelelectromagneticallyinducedtransparencymediuminwhichtherefractiveindexofaweakprobeismodulatedbythemovingperiodicintensityofastrongstandi
6、ngcouplingfieldwithtwodetunedcounterpropagatingcomponents.BecauseoftheDopplereffect,thefrequencyrangeofthecrystalsbandgapfortheprobecopropagatingwiththemovingcrystalisshiftedfromthatforthecounter-propagatingprobe.Thismechanismisexperimentallydemonstratedinaroom
7、temperatureCsvaporcell.DOI:10.1103/PhysRevLett.110.093901PACSnumbers:42.70.Qs,42.50.GyOpticaldiodes,alsoknownasopticalisolators[1],areinheritsthesefeatures,butalsocouldintegratetheopticalusedtoisolatelasersfromreflectionsintheactualdevicesisolationfunctionintot
8、hequantuminformationprocessingtoimprovetheirstability.Theclassofmediasuitableforcomponents.Recently,anonmagneticopticaldiodebaseddiodeoperationisconstrainedbytheLorentzreciprocalon
