量子隱形傳態(tài)和N粒子量子態(tài)的隱形傳送.pdf

1、78】盯6碩士學(xué)位論文《、2005脯贊予隱形鑄態(tài)和N粒子量子態(tài)鴟隱形傳遞(》lal!ulnTeleportationAtId。Feleportingol。N—l。jlit；《。QuanttlmStale強(qiáng)究牛姓禮一一生塑莩攢導(dǎo)教蛐J姓乞i、ip名稱(chēng)，碉究方向方建興《教授)炎l避量子兕學(xué)遼提交F蚓。呈!唑墨～耋j一萋一算QuantumTclcportationAndTclcportingofNparticleQuantumState———

2、————————?！?，A——b—s—tr—a—c—t—AbstractThisthesisinvestigatesthebasictheoryofquantumteleportationanddiscussestheschemesofteleportingthreeandNparticlesarbitrarilyquantumstatesThequantumteleportationmeansthatwhenonetelepo

3、rtstheun虹ownquant啪stateI”ofaparticleatplaceAtoanotheroneatplaceB，enableaI均merparticletobethequantumstateofIy)andtheoriginalparticleremainsat齜塒n哪placcDuetothelarceltai／1principalofquantummechanics，OllCcannotextractall岫m豫d

4、on自mmtheoriginalquantumstateexactlyTherefore，onedividesallinformationoftheoriginalquantumstateintotwoparts：generalinformationandquantuminformationAdassjcalch黜elinformsgeneralinformationandquantuminformationisinformedbyqu

5、觚tulllchannel、Accordingtothesemessages，onecanconfigureallinformationoftheoriginalquantumstateatplaceBIntheschemeofteleporting趾arbitrarythreeparticleentangledstate，thecoilectiveunitarytransformationperformedbyBobisdiffere

6、ntfrominothersThell】1i拓帆transformationwenamedUtransformationis呲fordifferentquantumstatebelongingtoBobThenBobestablishesacorrespondencewenamed盯transformationTheotransformationisdifferentfordifferentresultsofAlice’sBellsta

7、temeasurementAccordingtofourdifferentresultsofAlice’sBellstatemeasurementtherearefburotransformationsIntheschemeofteleportinganarbitraryNparticlesquantumstate，whileNEPRpairsaleusedasquantumchannels，theteleportationoanbec