## A finite element -- boundary integral method for electromagnetic scatteringRadiation Laboratory, Dept. of Electrical Engineering and Computer Science, The University of Michigan, 1992 - Boundary element methods - 157 pages |

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### Contents

Fundamental Concepts | 6 |

A Finite Element Boundary Integral Formulation for Two | 15 |

A Finite Element Boundary Integral Method for Two | 55 |

3 other sections not shown

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### Common terms and phrases

1A perfect conductor Angle deg associated axially incident axially symmetric backscatter echo width bistatic scattering pattern block matrix boundary conditions boundary element boundary integral equation CAP equations chapter circular and ogival coefficients complexification conducting sphere conjugate gradient conjugate gradient method containing the properties contour contour integral convergence convolutional corresponding cylindrical coordinates denotes divergence theorem E-plane echowidth employed eth element evaluated FE-BI system field quantities field vectors Figure Finite Element Matrix finite element mesh finite element method Fourier Fourier series frustum Green's function H-plane Hankel function implementation interior resonance line singularity linear major memory consumption material coating containing Maxwell's equations modal nodal number of nodes number of unknowns observation points ogival boundary ogival enclosure plane wave incidence properties cr radar cross section radius region scattered field FE-BI solution solved source and observation storage requirement thick material coating TM plane wave triangular elements unimoment wavenumber z-axis