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Analysis of the positive or negative lateral shift of the reflected beam in Otto configuration under grazing incidence

简介：WeinvestigatethelateralshiftofaTM-polarizedlightbeamreflectedfromOttoconfigurationundergrazingincidence.Itisfoundthatthelateralshiftisstronglydependentonthethicknessoftheair-gaplayer.Byemployingthepole-nullrepresentation,wedemonstratethatthelateralshiftiscloselyrelatedtothenullofthereflectionfunction.ThenumericalsimulationsforaGaussianbeamareperformedtodemonstratethevalidityofourtheoreticalanalysis.
标签：横向偏移反射束偏振光光学

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