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Ultrafast THz Spectroscopy and Nonlinear Optical Properties of Semiconductor Nanostructures[超快太赫兹光谱学与纳米结构半导体非线性光学性质](PPT-40).ppt

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UltrafastTHzSpectroscopyandNonlinearOpticalPropertiesofSemiconductorNanostructuresZhen-YuZHAO17July2008LaboratoirePierreAigrain-EcoleNormaleSupérieure,ParisStateLaboratoryofPreciseSpectroscopy-EastChinaNormalUniversity,Shanghai*OutlineSection2:NonlinearOpticalPropertiesofAgClNanocrystalsdopedTelluriteGlassesFabricationCharacterizationNonlinearOpticalMeasurementSection1:DevelopmentofTHzTimeDomainSpectroscopy(THz-TDS)OpticalRectificationMicro-PhotoconductiveEmitterApplicationofTHz-TDSGainMeasurementofQuantumCascadeLaser(QCL)*Section1Development&ApplicationofTHzTimeDomainSpectroscopy*THzRadiationSection11THz↔300μm↔1picosecond↔↔10KApplicationTHzspectroscopy:SemiconductornanostructuresTimedomainSpectroscopySection1Ti :sapphirelaserτBSM2M5M1M3M4EmitterElectro-OpticSamplingSZnTeλ/4WPBalancedphotodiodesProbebeamPumpbeamFreeSpaceElectro-OpticSamplingTHzemitter:OpticalRectificationPhotoconductiveantenna*ΔτOpticalRectificationLaserpulse,Δτ :100fs,λ :800nmZnTecrystalsTHzradiationZLensSHG&TransmittedbeamSection1*FFTOpticalRectificationSection1*BolometerPMTPhotodiodeZZZTeflonFilterPicarinLensLensLens*:TPAcoefficientNonlinearOpticalProcesses*OpticalRectificationSection1θ[001]LaserpolarizationZnTeX.-:823(2001),:1141(1994)OpticalRectificationLens:f=4cmZnTeRotationLaserbeamTHzradiation15mmBBOTwoColorExperimentsSection1*

Ultrafast THz Spectroscopy and Nonlinear Optical Properties of Semiconductor Nanostructures[超快太赫兹光谱学与纳米结构半导体非线性光学性质](PPT-40) 来自淘豆网www.taodocs.com转载请标明出处.