SCATTERING OF LOVE WAVES BY AN INTERFACE CRACK BETWEEN A PIEZOELECTRIC LAYER AND AN ELASTIC SUBSTRATE-中国Betway体育网页登陆

摘要 ThescatteringofLovewavesbyaninterfacecrackbetweenapiezoelectriclayerandanelas-ticsubstrateisinvestigatedbyusingtheintegraltransformandsingularintegralequationtechniques.Thedy-namicstressintensityfactorsoftheleftandtherightcracktipsaredetermined.Itisfoundfromnumericalcalculationthatthedynamicresponseofthesystemdependssignificantlyonthecrackconfiguration,thema-terialcombinationandthepropagatingdirectionoftheincidentwave.Itisexpectedthatspecifyinganappro-priatematerialcombinationmayretardthegrowthofthecrackforacertaincrackconfiguration.

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SCATTERING OF LOVE WAVES BY AN INTERFACE CRACK BETWEEN A PIEZOELECTRIC LAYER AND AN ELASTIC SUBSTRATE

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