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Hybrid nonsingular mappings in the multi-objective design of a transverse-magnetic reduced cloak
Journal of Electromagnetic Waves and Applications ( IF 1.3 ) Pub Date : 2020-10-07 , DOI: 10.1080/09205071.2020.1829092
Fábio J. F. Gonçalves 1 , Renato C. Mesquita 2 , Elson J. Silva 2
Affiliation  

This paper describes the integrated use of two design strategies for controlling the permittivity and permeability of a transformation electromagnetics two-dimensional cloak. This hybrid process permits more freedom in the choice of the constitutive properties, which could simplify the implementation with metamaterials. Because simplicity of materials and scattering performance are inherently conflicting characteristics, a multi-objective genetic algorithm is applied to optimize them. According to the presented results for a transverse-magnetic layered cloak, it is possible to have a good performance in terms of scattering even with an approximated reduced set of parameters with unitary axial permeability.

中文翻译:

横向磁性减薄斗篷多目标设计中的混合非奇异映射

本文描述了两种设计策略的综合使用,用于控制变换电磁学二维斗篷的介电常数和磁导率。这种混合工艺允许在本构特性的选择上有更多的自由度,这可以简化超材料的实现。由于材料的简单性和散射性能本质上是相互矛盾的特性,因此应用多目标遗传算法来优化它们。根据所呈现的横向磁性层状斗篷的结果,即使在具有单一轴向磁导率的近似减少参数集的情况下,也有可能在散射方面具有良好的性能。
更新日期:2020-10-07
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