Integral-equation analysis of 3-D metallic objects arranged in 2-D lattices using the Ewald transformation

被引:56
|
作者
Stevanovic, Ivica [1 ]
Crespo-Valero, Pedro [1 ]
Blagovic, Katarina [1 ]
Bongard, Frederic [1 ]
Mosig, Juan R. [1 ]
机构
[1] Ecole Polytech Fed Lausanne, Lab Electromagnet & Acoust, CH-1015 Lausanne, Switzerland
关键词
frequency-selective surfaces (FSSs); Green's functions (GFs); integral equations (IEs); metamaterials; periodic structures; photonic-bandgap (PBG) materials;
D O I
10.1109/TMTT.2006.882876
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We present a space-domain integral-equation method for the analysis of periodic structures formed by three-dimensional (3-D) metallic objects arranged in a general skewed two-dimensional lattice. The computation of the space-domain Green's function is accelerated using the Ewald transformation. The method is validated on several periodic structures ranging from planar frequency-selective surfaces to 3-D photonic crystals and metamaterials. For these structures, our technique shows a clear advantage in terms of computational speed when compared. with available commercial softwares.
引用
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页码:3688 / 3697
页数:10
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