1、天津大學碩士學位論文含不同吸波劑的樹脂類復合材料的制備及吸波性能研究姓名：邵蔚申請學位級別：碩士專業(yè)：材料學指導教師：趙乃勤20030101ABSTRACTInthispaper，carbonfiber，resincompositeradarabsorbingmaterials(RAM)werepreparedusinglaminatingTheabsorbingpropertiesofthesecompositeswithpolyac

2、rylonitrile(PAN)baselongcarbonfiberviscosebasecarbonfiberfelt，hexaferrite，andacetylenecatbonblackasabsorber，wereresearchedsystematicallyThefunctionsandabsorptionmechanicsofvariousabSOrberswereanalyzedRadarabsorbingmateri

3、al(KAM)reflectivityarchmeasurementwasusedtomeasurematerials’reflectivityThecomplexpermiRivityandpermeabilityofsoliddielectricmaterialsatmicrowavefrequenciesWaSmeasuredusingreflection—transmissionnetworkparametermethodbyv

4、ectorlyserAstheresults，smallamountofcarbonfiberinresinmadematerialshavemicrowaveabsorptionpropertiesThereflectionlOSSfRLlofthesematerialsWaSconcemedtOcarbonfiber’Sdistancefd、andtheanglebetweencarbonandinputelectromagneti

5、cwaveImputingaliRlebithexaferriteoracetylenecarbonblackincarbonfiber／resincompositeCanmakeuptheanisotropyinducedbysimplecarbonfiberRAMswhichhadlowdensityandchampionabsorbingpropertiesweremadebythiswayViscosebasecarbonfib

6、erhasnon—circularcrosssectionandabundantmicroporesinitssurfaceThesemadespecialcontributiontoelectromagneticreflectionlosingAccordingtocircuitanalogymaterials，inductivecircuitscreenabsorbingcompositeusingviscosebaSecarbon

7、fiberfeltwasmadeAmaximumreflectionlossof—307dBandover7GHzbandwidthwereobtainedforcompositewithc／a。O75andepoxymatrixAccordingtodifferentoperatingrequirements，rigidRAM(thermosettingepoxyresinmatrix)andflexibleRAM(thermopla

8、sticpolyaerylonitrilematrix)werepreparedThecomponentsofmatrixaffectreflectivityCarbonfibercompositewithd6mmandepoxyresinmatrixexhibitedmoresignificantreflection10SScharacterthanflexibleRAM，whereas，d4mm，compositewithpolya