A UTD solution for surface and leaky wave diffraction at the edge of a metallic wedge with a material coating

Author(s):  
G. Manara ◽  
P. Nepa ◽  
G.M. Ottaviano
Keyword(s):  
1983 ◽  
Vol 61 (6) ◽  
pp. 906-918
Author(s):  
W. Nasalski

An exact solution is obtained for the problem of a leaky or surface wave incident on an impedance half plane in a homogeneous, isotropic medium. The impedance half plane is asymmetric, i.e., with different constant surface impedances at the upper and lower faces, respectively. The incident leaky wave propagates in a direction normal to the edge of the half plane.The diffraction problem leads to a set of two coupled Wiener–Hopf equations, from which two Hilbert problems on a new contour are obtained and solved. The Wiener–Hopf–Hilbert method is used. Expressions for the geometrical optical field are also derived and results arc discussed from the point of view of the uniqueness of the solution.


1997 ◽  
Vol 44 (10) ◽  
pp. 1863-1882 ◽  
Author(s):  
S. KUNZE , S. DURR, K. DIECKMANN , M.

2015 ◽  
Vol 74 (11) ◽  
pp. 945-969 ◽  
Author(s):  
A. V. Brovenko ◽  
N.P. Melezhik ◽  
P. N. Melezhik ◽  
A.Yu. Poyedinchuk ◽  
Alexey A. Vertiy

2017 ◽  
Vol 5 (1) ◽  
pp. 45-50
Author(s):  
Myron Voytko ◽  
◽  
Yaroslav Kulynych ◽  
Dozyslav Kuryliak

The problem of the elastic SH-wave diffraction from the semi-infinite interface defect in the rigid junction of the elastic layer and the half-space is solved. The defect is modeled by the impedance surface. The solution is obtained by the Wiener- Hopf method. The dependences of the scattered field on the structure parameters are presented in analytical form. Verifica¬tion of the obtained solution is presented.


1986 ◽  
Author(s):  
Eugene R. Leach ◽  
Milton R. Seiler ◽  
Jennifer I. Halman

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