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ID:33112729
大小:10.90 MB
页数:35页
时间:2019-02-20
《光子晶格带隙结构的实验分析与理论模拟》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、内蒙古堕薹奎兰堡主兰焦笙窒一一‘——————————————————————————一broadeningwerestudiedinthisarticlefirstly.Predecessorshayedonesomeworkinthisrespect,theyfirstmeasuredthetransmissionpowerofhght,thenusedthese丘gurestodrawlatticebandgap.Thispapermeasuredthediffractionoflightpowernumericalofphotoniccrystallatticeforthe胁‘time,
2、thendrawthediffractionefficiencyofbandgap,thismethodtheresultsmoreaccurateandeffective.Inthisarticlephotoniccrystal’sdlffractlonefficiencvbandgapofsystemicwereresearched.Inthelab,bychangingtheamplitudemaskholenuHlber,holespacingandotherexperimentaIconditions,thenstudvthephotoniccrystallattice’sthedi
3、ffractionefficiencyofbandwldthproblem.UsingnumericalsimulaionsoftwaretodrawimagegaVeaVerYgoodtheoreticalexplanation·.2.Broadeningof-Dphotoniccrystallattice,usingfourierinterterencetomakeatwo—dimensionalphotoniccrystallattice,thenmeasurethedi陆actionofli曲tpowermethod,usediffractionopticalpowervalue,dr
4、awthephotoniccrystallatticeofthediffractionefficiencyofbandgap,foundbYchangingtheamplitudemask,successinthebroadeningofthePhotonlccrystalbandgap..3.Studvsquaretwo—dimensionalphotoniccrystalbandgappropertlesma11directions,drawthephotoniccrystallatticeofthediffractionefficiencyofbandgap,foundthequarte
5、toftwo—dimensionalphotoniccrystalbandg印basicisthesalneinalldirections,squarelatticeofthisfeaturecanbeusedtomakelargebandgapoftwodimensionalphotoniccrystallattice,haVeceIrtamapplicationvalue.一4.Studvofdefectmode,usedcrossphasemethodtomakethedefectstatesofphotoniclattice,measuredbraggbandgapofphotonic
6、crystallattlcedefectstates.Photoniccrystalbandgapappearedallowedbandaftertheintroductionoflinedefects.Thisfeatureinthephotoniccrystalfiber,cavityandphotoniccrystalwaveguidehasbroadapplicationprosPects·KEYWORDS:photoniclattice&lith.iumniobatecrystals,thediffracti。nefficiencyofbandgap,thenumericalsimu
7、laion,defectsguidedmode内蒙吉师范大学硕士学位论文目录第一章引言...⋯⋯⋯⋯⋯⋯⋯⋯⋯..⋯.⋯⋯...11.1研究背景⋯⋯⋯⋯⋯⋯⋯⋯..⋯⋯⋯.⋯⋯..11.2光子晶体.⋯⋯⋯⋯⋯⋯⋯⋯⋯...⋯⋯⋯⋯.21.2.1光子晶体的概念⋯⋯⋯⋯⋯⋯⋯...⋯⋯....21.2.2光子晶体中的光子带隙⋯..⋯.......⋯...⋯....41.3缺陷态光子晶体和其光子带隙⋯⋯
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