?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Feprints.imtlucca.it%2F3234%2F&rft.title=Interfacial+Cracks+in+Piezoelectric+Bimaterials%3A+an+approach+based+on+Weight+Functions+and+Boundary+Integral+Equations&rft.creator=Pryce%2C+Lewis&rft.creator=Morini%2C+Lorenzo&rft.creator=Andreeva%2C+D.&rft.creator=Zagnetko%2C+A.&rft.subject=T+Technology+(General)&rft.subject=TA+Engineering+(General).+Civil+engineering+(General)&rft.description=The+focus+of+this+paper+is+on+the+analysis+of+a+semi-infinite+crack+lying+along+a+perfect+interface+in+a+piezoelectric+bimaterial+with+arbitrary+loading+on+the+crack+faces.+Making+use+of+the+extended+Stroh+formalism+for+piezoelectric+materials+combined+with+Riemann-Hilbert+formulation%2C+general+expressions+are+obtained+for+both+symmetric+and+skew-symmetric+weight+functions+associate+with+plane+crack+problems+at+the+interface+between+dissimilar+anisotropic+piezoelectric+media.+The+effect+of+the+coupled+electrical+fields+is+incorporated+in+the+derived+original+expressions+for+the+weight+function+matrices.+These+matrices+are+used+together+with+Betti's+reciprocity+identity+in+order+to+obtain+singular+integral+equations+relating+the+extended+displacement+and+traction+fields+to+the+loading+acting+on+the+crack+faces.+In+order+to+study+the+variation+of+the+piezoelectric+effect%2C+two+different+poling+directions+are+considered.+Examples+are+shown+for+both+poling+directions+with+a+number+of+mechanical+and+electrical+loadings+applied+to+the+crack+faces.&rft.publisher=arXiv&rft.date=2015&rft.type=Working+Paper&rft.type=NonPeerReviewed&rft.identifier=++Pryce%2C+Lewis+and+Morini%2C+Lorenzo+and+Andreeva%2C+D.+and+Zagnetko%2C+A.++Interfacial+Cracks+in+Piezoelectric+Bimaterials%3A+an+approach+based+on+Weight+Functions+and+Boundary+Integral+Equations.++Working+Paper+++arXiv+++++++(Submitted)+++&rft.relation=http%3A%2F%2Farxiv.org%2Fabs%2F1501.02114