欢迎来到天天文库
浏览记录
ID:36428932
大小:8.08 MB
页数:70页
时间:2019-05-10
《超连续光产生的理论和实验研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、中国科学技术大学硕士学位论文超连续光产生的理论和实验研究姓名:马鸿志申请学位级别:硕士专业:光学指导教师:许立新20080501中国科学技术大学硕士毕业论文摘要方法,解决了高阶色散不易精确求解的问题,减少色散项模拟时的误差。3.研制成功的全光纤掺铒超连续光源获得了超平坦光谱,其中1150m至1350nm波段平坦度优于3dB,1600nm至1700nm波段平坦度优于ldB,并有很好的向长波延展空间。4.研制成功的全光纤掺镱超连续光源获得了103011111.143011IIl的宽光谱,改进激光器特性后该光源有很好的平坦化潜力。关键词:超连续光;非线性薛定谔方程;高非线性光纤;非线性偏
2、振旋转中国科学技术大学硕士毕业论文摘要AbStraCtSupercontiIIuumgenerationhasnumerous印plicationsinsuchdiVersefields硒WDM,印para:tustesting,opticalcoherenceimage,optical丘equencymeasurement觚dpulsecompression.SupercontimmmlightsourceonopticalfiberhaStllemeritsofcompaCt,lowpo、Ⅳerthresholdandeasycoupling谢thopticalfiberS,t
3、huswillbeⅡlem咖s仃e撇ofpractical印plication.Thisthesisc硎edoutaseriesofresearchontlleoreticalaIldexperimentalissuesintherealizationofsuperContinu啪source:ontlleoreticalanalysis,theeVolutionofpulsemlringpropagationiscalculated,asweUasmemodepropagationcons僦ineachwavelengtll.OneXperimentalanalysis,t、7l
4、,okindsofsuperContinuumsourceisrealized,oneisbasedonGe-dopedhighnonlinear肋era11dnonlinearpol撕zationrotationmode-locked丘berlaserwi也Er-doped舶er'andallotherwithYb-doped肋er.Wenotonlyhaveobtainedilllportamtresultsin也ese11ightcchn0109iesbutalsopr0VidedasolidfIoundationfornext、Ⅳ0rkin“sfield.nlefollow
5、aretheresllltSweobtainedinthistllesis:1.Theev01utionofpulseinopticalfiberbytllealgorithmofnit-stepFouriermethodisStimulated.ThestimulationisbaSedonthemodelofnonlinearScllr6dingerequation.ByaIlalyzingtheeVolutionofpulseinthefiber,meinnuenceofpulseduration,pulsepea:kpower,nonlinearindexoffiberan
6、dlengthoffiberaredemonstr.ated.Severalkeypar锄∞terSofthesupercomimmmsourcearepointedout,meme廿lodofoptimizingsupercontinmHnsourceparametersby删uStingpulsecharacter2unIdfiberp猢eterisputfon)~r棚.2.OntllebasisofVectormodepropagationeq谢ion,mepropagationconst觚tschemeandhighorderdispersionindex,inarbin.
7、aD,、VaVelengmoftaperedfiberarldceIrtainkilldsofsolidcorephotonicc巧stalfiber,arecalculated.ThecalculatedpropagationconstaIltin舶itra巧waVelengthproVidesfouIldationforthestimulationofpulseeVolution赳ldoptimizationoffiberparameters.3.Supercon
此文档下载收益归作者所有