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ID:41099985
大小:1.82 MB
页数:14页
时间:2019-08-16
《18. Application of Metamaterials to Microwave Patch and Leaky-Wave Antennas (Printed)》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、FilippoCapolino/ApplicationsofMetamaterials_CFinalsPage--#18ApplicationofMetamaterialstoMicrowavePatchandLeaky-WaveAntennasLucioVegniUniversity“RomaTre”.ReviewoftheAdoptedTerminology.................-FilibertoBilotti.BeatingtheDiffractionLimitthro
2、ughUniversity“RomaTre”Metamaterials........................................-.DesignofCompactAntennasLoadedwithAndreaAlùMetamaterials........................................-PlanarPatchAntennas●Leaky-WavePlanarAntennas●UniversityofTexasatAustinandUniversityofPennsy
3、lvaniaLeaky-WaveCylindricalAntennas.Real-LifeImplementationofMiniaturizedNaderEnghetaMetamaterialComponents...........................-UniversityofPennsylvaniaReferences.................................................-Inthischapter,wereviewthepotentialapplicati
4、onsofmetamaterialstomicrowavepatchandleaky-waveantennas.Afterabriefoverviewoftheadoptedterminology,wepresentthephysicalmechanismsresponsibleforthenovelfeaturesthatmetamaterialantennasmayprovideintermsofpotentiallysuperiorperformancesoverconventionalradiators.Then,wereviewt
5、hedesignofpatchantennasandleaky-waveantennasloadedwithmetamaterials,givingsomenumericalexamples.Finally,wediscussthepossiblepracticalimplementationoftheseantennaswithreal-lifemetamaterialinclusions.18.1ReviewoftheAdoptedTerminologyMetamaterialsbelongtothewideclassofcomplex
6、materials(i.e.,artificialelectromagneticmaterialsdesignedinordertoexhibitsomedesiredpropertiesinagivenfrequencyrange)[,].Suchengi-neeredmaterialsareusuallyobtainedbycombiningmaterialswithdifferentproperties,intheformofmetallic/dielectricinclusionsperiodicallyorrandomlydi
7、stributedinahostmaterial.Thedegreesoffreedomavailableintheframeofcomplexartificialmaterialsallowengineeringunusualcombi-nationsofinclusionsandhostmaterialsthatmaygiverisetonewproperties,notactuallyavailableinnaturalmaterials.Suchengineeredmaterialsarecalledmetamaterials,si
8、ncetheirunusualpropertiesallowgoingbeyondwhatconventionalmaterialscando.Thefirststageofth
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