學(xué)習(xí)-博一博一上量子電子學(xué)

2014“量子電子學(xué)OpticalOrbitalAngularMomentumAintroduction2014“量子電子學(xué)OpticalOrbitalAngularMomentumAintroductionandSomeXuex-122OpticalHale–Bopp彗星1997年3月28日晚，OpticalHale–Bopp彗星1997年3月28日晚，加州南部的JoshuaTreeNationalPark藍(lán)色彗尾：太陽(yáng)風(fēng)作白色慧尾光的輻射壓力作——光學(xué)動(dòng)U.Leonhardt,Nature444,8233OpticalLinearmomentumAngularmomentumSpinangular(SAM)Orbitalangular(OAM)4J.OpticalLinearmomentumAngularmomentumSpinangular(SAM)Orbitalangular(OAM)4J.D.Jackson,ClassicalElectrodynamics,3rdEdition,Wiley-VCH,JulyIn1909,Poyntingreasonedthatacircularlypolarizedlightbeamofangularfrequencyωshouldcarryasmallamountofangularmomentum光光J.In1909,Poyntingreasonedthatacircularlypolarizedlightbeamofangularfrequencyωshouldcarryasmallamountofangularmomentum光光J.Poynting,ProceedingsoftheRoyalSocietyofLondon.SeriesA82,560R.A.Beth,PhysicalReview50,1155OpticalangularPolarizationofCircularlyforright-forleft-OpticalangularPolarizationofCircularlyforright-forleft-SpatialphasedistributionofHelicalwavefront(relatedto)?forel:topologyJ.Poynting,ProceedingsoftheRoyalSocietyofLondon.SeriesA82,560L.Allen,etal.,PhysicalReviewA45,81856SAMandSAM-==-OAM-l=SAMandSAM-==-OAM-l=l=-l=l=l=7CharacteristicsofOAMbeamsRotationofCharacteristicsofOAMbeamsRotationofPoyntingvectorPhasesingularity(l≠0)Centraldarkspot(l≠0）M8CharacteristicsofOAMbeamsConservationofCharacteristicsofOAMbeamsConservationofangularmomentum(lUncertainlyrelationship(l/K.Dholakia,etal.,PhysicalReviewA54,3742S.Franke-Arnold,etal.,NewJournalofPhysics6,1039GenerationofOAMbeamsCylindricalSpiralphaseSpatialGenerationofOAMbeamsCylindricalSpiralphaseSpatiallightA.M.Yao,etal.,AdvancesinOpticsandPhotonics3,161厄米-高斯光束轉(zhuǎn)換為拉厄米-高斯光束轉(zhuǎn)換為拉蓋爾-高斯光M.Padgett,etal.,AmericanJournalofPhysics,64,77A.M.Yao,etal.,AdvancesinOpticsandPhotonics3,161平面波轉(zhuǎn)拉蓋爾-高斯光M.平面波轉(zhuǎn)拉蓋爾-高斯光M.Beijersbergen,etal.,OpticsCommunications112,321A.M.Yao,etal.,AdvancesinOpticsandPhotonics3,161平面波轉(zhuǎn)拉蓋爾-高斯平面波轉(zhuǎn)拉蓋爾-高斯光V.Y.Bazhenov,etal.,JETPLettA.M.Yao,etal.,AdvancesinOpticsandPhotonics3,161 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Opt.Lett.28,1403L.Paterson,etal.,Science292,912L.Paterson,etal.,Science292,912D.G.Grier,Nature424,810光鑷—光力的機(jī)制“gradient“scatteringarefractive光鑷—光力的機(jī)制“gradient“scatteringarefractiveparticlemovestowardsreflected/scatteredlightpushestheinthedirectionofthePoyntingthebrightestpointofthe“thermalgradientforce”:Foranabsorbingparticle,moleculesreboundfasteroffthehotsidethanthecoldsideMPadgettetal.,Tweezerswithatwist.NaturePhotonics,2011,5(6):343-光扳手—旋轉(zhuǎn)的機(jī)制Polarizationbirefringentscatteringforce:circulatearoundthebrightringof光扳手—旋轉(zhuǎn)的機(jī)制Polarizationbirefringentscatteringforce:circulatearoundthebrightringofLGbeamUsinganasymmetricbeamshapetoalignanasymmetricobjectUsingashapedobjecttoscatterlightintoanOAM-containingmodeMPadgettetal.,Tweezerswithatwist.NaturePhotonics,2011,5(6):343-“microfluidicpump”:usingtwobirefringent“microfluidicpump”:usingtwobirefringent“micro-paddle-wheel”:drivenbythescatteringMPadgettetal.,Tweezerswithatwist.NaturePhotonics,2011,5(6):343-S.Fürhapter,etal.,Opt.Express13,S.Fürhapter,etal.,Opt.Express13,689A.Mair,etal.,A.Mair,etal.,Nature412,313單個(gè)光子也攜帶無(wú)線光、RF通信G.Gibson,無(wú)線光、RF通信G.Gibson,etal.,Opt.Express12,5448F.Tamburinietal.,NewJournalofPhysics14,3001IntegratedOAMencoderIntegratedOAMencoderandIn-dynamicalOAMRadiallyPolarizedOAMGeneratingsuperpositionofvortexOAMAfullschemeofencodinganddecodingofOAMisproposedforwirelessopticalinterconnectsonchipM-naryOAMAfullschemeofencodinganddecodingofOAMisproposedforwirelessopticalinterconnectsonchipM-narycoding,thebandwidth-efficiencybeenhancedbyfactor OpticsExpress,201220(24),26986-26995,OAMOnlythreeweeksafterOAMOnlythreeweeksafterthisworkwaspublishedonOE,itwasreported“Newsbreaks”onLaserFocusWorldinDec.HowabouttheenergyWehaveHowabouttheenergyWehavecollaboratedwithothergrouptoestimatetheenergyconsumptionofOAMinterconnectOAMTheOAMchargeistunedbycarrierinjection(PN)HowabouttheenergyComparisonbetweenfourinterconnectHowabouttheenergyComparisonbetweenfourinterconnect1.Electricalwires2.Interposer-based2.5D3.fiber-basedchip-to-chipopticalinterconnect4.OAM-basedwirelesschip-to-chipopticalinterconnectHowabouttheenergyThetotalenergyHowabouttheenergyThetotalenergyconsumptionisIEEEDesign&Test,31(5):28-FromChip-ChiptoOn-On-chipopticalinterconnectismoreFromChip-ChiptoOn-On-chipopticalinterconnectismoreChip-Chipinterconnect:3DintegrationbetweendifferentdevicelayersOn-Chipinterconnect:HybridintegrationofphotonicandelectronicHowtogenerateOAMbeamwithinthedeviceIn-planeOAMSimpleSiwaveguidesIn-planeOAMSimpleSiwaveguidesandCompactCOMSOperatingmodeofsecond-Two-path,two-In-planeOAM-0.44-13.68Other:<-25-0.67-14.24In-planeOAM-0.44-13.68Other:<-25-0.67-14.24Other:<-300-1.45-17.53Other:<-30-0.75-15.56Other:<-250IEEEPhotonicsJournal,5(2):2201206,ChargeweightExtinctionratio>10InsertionlossCharacteristicsofOAMInfinitel=(-——?RingCharacteristicsofOAMInfinitel=(-——?RingdistributionofSpiralenergy——D.G.Grier,Nature424,810Phase——?S.Fürhapter,etal.,Opt.Express13,689ThebeampolarizationofOAMPolarizationofOAMThebeampolarizationofOAMPolarizationofOAMbeamdependsonthepositionofscatteringOnlyazimuthallypolarizedbeambeemittedwithpreviousScience,338(6105):363–366,OpticsExpress,201220(24):26986-26995,ObtainingmoreflexibilitywithradiallypolarizedOAMforopticalmanipulationandRadiallyPolarizedOAMShallow-ridgesiliconRadiallyPolarizedOAMShallow-ridgesiliconAzimuthallydistributedgratingsetchedonWithoptimization:thecalculatedenergyratio>11dB(radialcomponent/azimuthalcomponent,far-field)RadiallyPolarizedOAMThecalculatedmodepurityandRadiallyPolarizedOAMThecalculatedmodepurityandpolarizationWρ/Wφ:Theenergyratiooftheradially/azimuthallypolarizedNear-field:Wρ/Wφ=26dB~30dB,Far-field:IEEEPhotonicsJournal,6(3),2200710,Cp:OAMOrderCp>0.98forl=-GeneratingsuperpositionofvortexGeneratingsuperpositionofvortexSuperpositionofland–lorderOAMTwocounter-propagatinglightwaveareinjectedinTheenergyratio(r)oftwodirectioniscontrolledbyGeneratingsuperpositionofvortexGeneratingsuperpositionofvortexSuperpositionofland–lorderOAMGeneratingsuperpositionofvortexIndependentlyGeneratingsuperpositionofvortexIndependentlytuningbeamradiusandOAMThefabricationandexperimentisOurHowtousesuchanOurHowtousesuchaninfiniteHSofOAMQuantumcoding:HighdimensionQ1:HowaboutclassicalA.Mair,etal.,Nature412,313OurQ2:WheretoclassicalOAMOurQ2:WheretoclassicalOAMThemostdirectconcern:3Dstacked3DNOCproposedbyOur1:shortdistanceNegligiblemodedispersion2:lowpowerconsumptionM-narycodingOurQ3:HowtoobtainanOAMencoderonWithOurQ3:HowtoobtainanOAMencoderonWithmicro-ringWGM:whispering-gallery-Micro-ring10PhaseIntensityTheWGMcarriesOAMOurOAMencoder/decoderforchip-chip(layer-layer)OurOAMencoder/decoderforchip-chip(layer-layer)opticalQ1:HowtousetheinfiniteHSofOAMClassicOAMQ2:WheretoapplyclassicalOAM3Dstackchip(Multi-coreCPU+opticalQ3:HowtoobtainanOAMencoderonDynamicaltuningOAMchargewithOurproposedOAMTheOurproposedOAMThelightwaveisinjectedinMRbybusThendownloadedbythearcandscatteredbyForcavityUniformIntegratedOAMemitterwithSiMicro-TheOAMcarriedbytheWGMmodecanbescatteredthe4207IntegratedOAMemitterwithSiMicro-TheOAMcarriedbytheWGMmodecanbescatteredthe42070m= m=0,m=1,m=7,l=-OpticsExpress,201220(24),26986-26995,OAMorderTopologychargeislinkedwithresonantEncoder:DynamiccontroltheBinarysequence→M-narycode→OAMEncoder:DynamiccontroltheBinarysequence→M-narycode→OAMTheOAMchargecanbevariedbytherefractiveindexofTopologyResonantSirefractiveOpticsExpress,201220(24),26986-DetectionoftheOAMBinarysequence→M-narycode→OAMDetectingOAMcharge→detectingPhasel=DetectionoftheOAMBinarysequence→M-narycode→OAMDetectingOAMcharge→detectingPhasel=2134l=-l=-221133--44l=1 2314DetectionoftheOAMBinarysequence→M-narycode→OAMDetctingOAM