29 Corrugated Rectangular Waveguides文稿

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1、FilippoCapolino/TheoryandPhenomenaofMetamaterials_CFinalsPage--#29CorrugatedRectangularWaveguides:CompositeRight-/Left-HandedMetaguides.Introduction.........................................-CorrugatedWaveguides●EquivalentCircuitModelforTEandTMMode

2、sinRectangularWaveguides●WhyCorrugatedWaveguidesasLeft-HandedGuided-WaveStructures?.AnalysisTechniques..................................-IslamA.EshrahEquivalentCircuitModel●SpectralAnalysis●AsymptoticCairoUniversityBoundaryConditions●Green’sFunctionApproach.Res

3、ults,Observations,andPhenomena..............-AhmedA.KishkExperimentalVerification●DispersionCharacteristicsforTheUniversityofMississippiDominantMode●ParametricStudiesandBandwidthControl●ModalFieldDistributionforDominantMode●AlexanderB.YakovlevAsymptoticBoundaryCondit

4、ions●CompleteDispersionTheUniversityofMississippiDiagramforTransverseWaveNumber●InputImpedanceofaProbeExcitingtheMetaguide●WaveguideDiscontinuitiesAllenW.GlissonandTransitionsTheUniversityofMississippiReferences.................................................-29.1I

5、ntroductionMetamaterialtransmissionlineswererecentlyintroduced[–]asstructuressupportingleft-hand(LH)propagation[–]inadditiontotheconventionalright-hand(RH)propagation.Realizationsandapplicationsforcompositeright-/left-handedtransmissionlinesweresurveyedinRef.[],wh

6、eresomedevicesofimprovedresponseormorecompactdesignwereproposed.Amongallguided-wavestructures,waveguidesarecharacterizedbytheirlowlosses,highpowerhandlingcapability,andabsenceofleakageandotherextraneousphenomenaduetotheirclosedgeometries.ExaminingtheLHpropagationphenome

7、nainthesestructuresisthusinorder.Recently,periodicallyloadedrectangularwaveguideswereshowntoexhibitbackward-wavepropagation[–].Inparticular,inRef.[]ithasbeenshownthatperiodicallyloadedsplit-ringresonators(SRR)inhollowwaveguidecreateaLHpropagationevenifthetransvers

8、edimensionsofthewaveguidearemuchsmallerthanthefree-spacewavelength.SRRandcomplementarySRR(CSRR)havebeenpropose