作为一种新型陶瓷材料,碳化硅(SiC)纳米材料因其高温稳定性、化学稳定性、高介电性能等特性,在电磁波吸收(EWA)材料领域备受关注。以纳米SiC基EWA材料为核心,系统总结了当前纳米SiC基EWA材料的制备工艺,阐明了不同微观结构对材料EWA性能的调控机制,归纳了引入异质元素进行掺杂或与其他功能材料复合等关键性能优化策略,同时分析了当前纳米SiC基EWA材料在EWA方面的不足、挑战和前景。
As a novel ceramic material,silicon carbide (SiC) nanomaterials have garnered significant attention in the field of electromagnetic wave absorption (EWA) materials due to their high-temperature stability,chemical stability,and high dielectric properties.Centered on nanoscale SiC-based EWA materials,this study systematically summarized current preparation techniques for them.It elucidated the regulatory mechanisms of different structures on EWA performance and outlined key optimization strategies,such as heteroatomic element doping or compositing them with other functional materials.Simultaneously,it also analyzed the current shortcomings,challenges,and prospects of SiC-based nanoscale EWA materials in the field of EWA.
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基金资助
航天材料及工艺研究所重点实验室基金项目(6142906230101)
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