手性光纤中脉冲传输特性的理论研究.pdf

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1、博士学位论文手性光纤中脉冲传输特性的理论研究THEORETICALSTUDYONTRANSMISSIONCHARACTERISTICSOFPULSEINCHIRALFIBERDEMISSIEJOBIRGELMECHA哈尔滨工业大学2018年6月国内图书分类号：043学校代码：10213国际图书分类号：62密级：公开工学博士学位论文手性光纤中脉冲传输特性的理论研究博士研究生：DemissieJobirGelmecha导师：：李俊庆教授申请学位：：工学博士学科：：光学工程所在单位：：电子科学与技术系答辩日期

2、：：2018年6月授予学位单位：：哈尔滨工业大学ClassifiedIndex:O43U.D.C:62DissertationfortheDoctoralDegreeinEngineeringTHEORETICALSTUDYONTRANSMISSIONCHARACTERISTICSOFPULSEINCHIRALFIBERCandidate：DemissieJobirGelmechaSupervisor：Prof.LiJunqingAcademicDegreeAppliedfor：DoctorofEngi

3、neeringSpecialty：OpticalEngineeringAffiliation：DepartmentofElectronicScienceandTechnologyDateofDefense：June2018Degree-Conferring-Institution：HarbinInstituteofTechnologyAbstractAbstractCurrently,thenetworkplaysveryimportantrolesinourdailylife.Actually,the

4、mostpartofnetworkcanbeviewedasopticalonebecauseitissupportedbytheopticalfibercommunicationwhichisfastdevelopedwithincreasingdemandontheinformationofthepeople.Althoughthecapacityhavealreadyreachedasurprisingdegreeof100Tb/sforthesingle-corefiber,thereissti

5、llneedstomakebreakthroughinthelimitationfortheinformationtransmissioncapacityandtoovercomethebottleneckofdevicesforrapidlydistributingandcontrollinginformation.Infact,therevolutiongraduallyoccursduetoemployingthenovelmaterials,novelstructuresandnovelmech

6、anism.Ourworkjustfollowsthisdevelopmenttendency.Wetrytomakeourcontributioninexploringnewkindsoffibersandderivativedevicesbasedonsomeuniquematerials,becauseofdifferentresponseofchiralmaterialstooppositecircularlypolarizedlight,namelyleft-andright-handedci

7、rcularlypolarized(LCPandRCP)light,thefibercomposedofsuchmediashouldpossesnovelpropertiesinlinearandnonlinearaspects.Wetakethechiralfiberanditsderivativedevicesastheresearchtopicandhopeitwillbemeaningfultoexploretheuniquerolesofchiralityintailoringthetran

8、smissioncharacteristicsofpulses.Themaincontentsofthisdissertationareorganizedasfollows:Inthefirstchapter,thedevelopmenttendencyoffiberscommunicationandopticalnetworkisreviewedandsummarized.Thechirality-relevantconceptsarei