22 Network Topology-Derived Metamaterials

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1、FilippoCapolino/TheoryandPhenomenaofMetamaterials_CFinalsPage--#22NetworkTopology-DerivedMetamaterials:ScalarandVectorialThree-DimensionalConfigurationsandTheirFabrication.Introduction.........................................-.TopologicalDescriptionofDiscreteElec

2、trodynamics.....................................-One-DimensionalMetamaterialsScatteringMatrixRepresentationofMetamaterialCells.Two-DimensionalMetamaterials.....................-.Three-DimensionalScalarIsotropicMetamaterials...-.Three-DimensionalVectorialIsotropicMetamate

3、rialBasedontheRotatedTLMMethod..................-DispersionBehavior●PhysicalRealizationoftheRotatedTLMMetamaterial●ParasiticModes●SignalPropagationthroughtheCell●ExperimentalVerification.FabricationofDMetamaterials.....................-DecompositionintoPolyhedrons●Topology-Inv

4、ariantP.RusserPlanarizationMunichUniversityofTechnology.ConclusionsandOutlook............................-M.ZedlerAcknowledgments.........................................-UniversityofTorontoReferences.................................................-22.1IntroductionInthisch

5、apterweshowthatspace-discretizingalgebraicschemesdescribingdiscretefieldscanbeconsideredtheunifyingframeworkbehindmetamaterials.PhysicalrealizationsoftheseschemesleadtoeitherDrudeorLorentzdispersionwiththeirimmanentpropertiesandhencelimitations.Next,thisperspectiveonmetamaterialsbeingphys

6、icalrealizationsofspace-discretizingschemesisextendedtotwo-dimensional(D)andthree-dimensional(D).SofarfivedifferenttopologiesforD,left-handed,isotropicmetamaterialshavebeenproposed:Afinite-differences-derived(FDTD)-derivedstructureindependentlyproposedinRefs.[,],astructurederivedfrom

7、therotatedtransmission-line-matrix(TLM)scheme[,],astructurecon-sistingofdielectricspheres[],aDextensionofthewire/split-ringapproach[,],andascalar22-1©2009byTaylorandFrancisGroup,LLCFilippoCapolino/TheoryandPhenomenaofMetamaterials_CFinalsPage--