微波吸收体研究现状及发展趋势

Present situation and progress of microwave absorbers

近年来,具有吸收电磁特性的微波吸收体发展迅速并得到极大关注。微波吸收体在雷达隐身与反隐身方面的应用,迄今为止仍然是国防科研中的重要课题。在最近的文献中,超材料完美吸波器的研究取得了巨大进展,其多元化的发展态势在工业、军事领域的应用极为广泛。文章侧重于对微波吸收体的研究进行全面的综述,首先介绍微波吸收体的分类,然后详细介绍几种微波吸收体的结构,以及微波吸收体的一些关键应用,同时简述了利用超材料制作微波吸收体的方法。最后,对微波吸收体未来的研究方向进行了讨论。

In recent years,microwave absorbers with electromagnetic absorption characteristics have developed rapidly and received great attention.The application of microwave absorber in radar stealth and anti-stealth is still an important topic in national defense research.In the recent published literatures,great progresses have been made in the study of metamaterial perfect absorbers,and their diversified development trend has been widely applied in industrial and military fields.This article focuses on the study of microwave absorbers to conduct a comprehensive review,first introducing the classification of the microwave absorbers,then introducing several kinds of microwave absorber structure,as well as some key applications of microwave absorbers.Meanwhile,this paper also introduces the preparation of microwave absorbers based on meta-material surfaces.Finally,the future research direction of microwave absorbers is discussed.