Low-grazing angles scattering of electromagnetic waves from one-dimensional natural surfaces Rigorous and approximate theories.Image.Marked资料.pdf

C. R. Physique 11 (2010) 77–86 Contents lists available at ScienceDirect Comptes Rendus Physique Propagation and remote sensing / Propagation et télédétection Low-grazing angles scattering of electromagnetic waves from one-dimensional natural surfaces: Rigorous and approximate theories Théories rigoureuses et approchées pour la diffraction des ondes électromagnétiques par des surfaces unidimensionnelles aux angles rasants G. Soriano a,∗, P. Spiga b , M. Saillard c a Institut Fresnel, CNRS/Université Aix-Marseille, Domaine Universitaire de Saint-Jérôme, avenue Escadrille Normandie-Niémen, 13397 Marseille cedex 20, France b Pellenc Selective Technologies, 125, rue François Gernelle, BP 124, 84124 Perthuis cedex 4, France c LSEET CNRS/Université du Sud-Toulon Var, BP 20132, 83957 La Garde cedex, France a r t i c l e i n f o a b s t r a c t Article history: We present a rigorous model, based on a specific boundary integral formalism for the wave Available online 20 February 2010 scattering from rough, one-dimensional, dielectric or conducting surfaces at low-grazing incidence and scattering angles. Even though this so-called Grazing Method of Moment Keywords: is, from a numerical cost point of view, independent of the incidence, it remains very Remote sensing numerically demanding. We thus propose an extrapolation technique for faster monostatic Low-grazing angles Natural surfaces