A Nonlinear Finite Element Method for Magnetoelectric Composite and the Study on the Influence of Interfacial Bonding

<table>(a) Interfacial transferring coefficient as function of <svg height="16.299999" id="M164" style="vertical-align:-3.3907pt" version="1.1" viewbox="0 0 37.637501 16.299999" width="37.637501" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.012,-0,0,-.012,12.375,16.088)"><path d="M452 333q0 -82 -46 -164t-116 -128q-81 -53 -158 -53q-26 0 -51 13t-37 32q-26 41 -6 134l91 431q7 40 2.5 47t-34.5 7h-33l2 25q36 4 72.5 13t58.5 15.5t28 6.5q10 0 4 -29l-91 -391h2q65 77 130 116.5t105 39.5q36 0 56.5 -32t20.5 -83zM365 316q0 76 -35 76
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<g transform="matrix(.017,-0,0,-.017,18.575,12.013)"><path d="M368 703l-264 -866h-60l265 866h59z" id="x2F"></path></g><g transform="matrix(.017,-0,0,-.017,25.578,12.013)"><path d="M324 430l-26 -36l-112 -4l-55 -265q-13 -66 7 -66q13 0 44.5 20t50.5 40l17 -24q-38 -40 -85.5 -73.5t-87.5 -33.5q-50 0 -21 138l55 262h-80l-2 8l25 34h66l25 99l78 63l10 -9l-37 -153h128z" id="x1D461"></path></g>
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</svg>, (b) ME coefficient under different bonding conditions in the applied magnetic field of 630 Oe. Laminate ME composite of curved interface improves the ME coefficient when the interfacial bonding is poor but slightly decreases the ME coefficient in good interfacial bonding condition.</table>

Mathematical Problems in Engineering

fig14

Figure 14

Figure 14: A Nonlinear Finite Element Method for Magnetoelectric Composite and the Study on the Influence of Interfacial Bonding 