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1、光电子学期末复习资料绪论1、光电子器件有哪些功能；Informationgeneration,Informationtransfer,Informationenhancement/amplification,Informationmanipulation,Informationreception/detection,Informationdisplay2、有用的光电子器件应该拥有的特性；Highgain,Non-linearresponse,Input/outputisolation,Tuability,Highspeed,Lowpowerconsumption,Highp
2、oweroutput,Hightemperature3、电子器件和光电子器件的优缺点对比；Electronicdevices:a.metallicinter-connectslimittheinter-connectivityofthedevices;b.difficulttotransmitinformationoververylongdistances;c.externalelectromagneticinterference(EMI)effects;d.chargedparticles’scatteringprocessOptoelectronicdevices:a.
3、Immunitytoelectromagneticb.Non-interferenceoftwoormorecrossedbeamsc.Highparallelismd.Highspeed-highbandwidthe.specialfunctiondevicef.wavenatureoflightforspecialdevicesg.Nonlinearmaterialsh.Photonics-electronicscoupling4、光电子器件的应用范围；a.Opticalcommunications:CableTV,Longhaulcommunication,LANco
4、mmunicationb.Datacommunication:Equipmentcontrol,Localareanetwork,Factoryautomationc.Defenseapplications:Laserguidedsystems,Radard.Consumerelectronicsproduct:Compactdisc,Laserprinter,Nightvision,thermalimaging,Videodisclibraries5、三个窗口波长；850nm,1310nm,1550nm1、光电子器件的发展趋势；WDMOEICTrend:a.highres
5、ponsespeedb.wavelengthdivisionmultiplexingtechnology(WDM)c.functiondevices:opticalfiberLD,opticalfiberamplifierd.optoelectronicintegratedtechnology(OEIC)第一章1、光电子器件的工作机理，基于光和电磁场的相互作用；Optoelectronicdevicedependsontheinteractionsofphotonsorelectromagneticfieldwithsemiconductors.Interaction:ph
6、oton---semiconductorElectromagneticField---semiconductor2、光在半导体中的传播规律：按指数规律衰减；3、折射率实部、虚部；TherealpartofindexspeedoflightTheimaginaryofindexattenuationoflight4、光的吸收和光的发射（画示意图）；受激辐射和自发辐射比较；Thestimulatedemissionisduetotheinitialphotonspresentinthesystemandtheemittedphotonsmaintainphasecoherent
7、withtheinitialphotons.Thespontaneousemissioncomesfromtheperturbationsandtheemittedphotonsareincoherentwithnophaserelationship.5、直接带间跃迁和间接带间跃迁的物理图像、特点、吸收系数；特点：Verticalink-space吸收系数：,Aisaconstant特点：（1）Notverticalink-space（2）Mediatedbyaphononinteractionorothersca
