1、西安電子科技大學碩士學位論文表面等離激元光柵與棱鏡耦合模式及其應用姓名：吳瑞申請學位級別：碩士專業(yè)：無線電物理指導教師：吳振森201201AbstractWiththedevelopmentofnanotechnologyandtheriseofplasmonicsphotonics，noveleffectsanditsapplicationsoflightpresentedinmetalmicronanostllJchlreshave

2、causedwidespreadconcem，whichhavebecomeahotspotofthefieldInthispap甌amorecomprehensiveoverviewofsurfaceplasmondevelopmentprocessispresentedBasedonsurfaceplasmondispersionrelationship，thegrmingcouplerprismcouplerandsomeofth

3、eirapplicationsarestudiedSurfaceplasmonwavesolutionanditsfeaturesonthemetal／dielectricinterfIaceareanalyzedtheoreticallythenthedispersionrelationofsurfaceplsmonisderivedAccordingtoitsdispersionrelation，surfaceplasmoncoup

4、lingmodesareintroducedandthreecharacteristiclengthesofsurfaceplasmonaredescribedThegratingcouplerappliedtooptimizetheemittedbeamofthequantumcascadelasers(QCLs)isstudiedBasedonthetheoryoftheantennaarraythecollimationresul

5、tswhichhasbeenaffectedbythenumberofgratinggrooves，electricfieldintensitvratiobetweenthegrooveandtheslot，thegroovesphaseandotherfactorsarecalculatedCouplingefficiencybetweenthecollimatedbeamandsinglemodefiberwiththeprismi

6、sstudiedTheinterpretationanddiscussionaboutthefibertype，thelocationofeachdevice，andthecoefficientofcouplingefficiencyarepresented；ThefinalleffectiveopticalpowerofQCLsisestimatedTheinfluenceoftheroughnessonthedispersionre

7、lation，reflectivityandtransmittivityofthisstructureisdiscussedThen，accordingtothechatacteristicsoflightdistributioninunitsolidangleandthedistributionofdipolefunction，thespectraldensityfunctionwhichcandeterminetheroughnes

8、sparametersisderivedanddiscussedBasedonthephenomenonthatwhilethelowermediuminthisstructurehasbeenchangedslightlythereflectivitywillbeenverydifferent，thesensingcharacteristicsofthestructurearediscussed，andacomprehensivean