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Wide-angle optimization method for metamaterial absorber structures

delete2025-05-01
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OA
AI
Q
Qian Wen Wu
Q
Qian Ma *
Y
Yuming Ning
J
Jian Wei You
T
Tie Jun Cui
DOI:10.1063/5.0260203delete
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摘要

摘要

En 中文
超材料吸波体在雷达散射截面减小、电磁干扰抑制和隐身技术等多种应用中发挥着重要作用。然而,与吸波体结构的输入阻抗相比,由于不同极化下自由空间中特性阻抗的显著变化趋势,许多现有超材料吸波体的吸收性能随着入射角的增加而显著下降。这里,我们提出了一种通过加载附加透射层结构来改善超材料吸波体斜入射性能的方法。该结构由两个由空气间隔层分隔的周期层组成。仿真结果表明,所提出的超材料吸波体具有改善的斜入射吸收性能和稳定的吸收频率。在TE极化下,随着入射角从0度增加到85度,吸波率始终保持在87%以上。该方法通过实验得到验证,测量结果与数值仿真结果吻合良好。这项工作提出了一种简化和有效的方法,以降低大入射角吸波体设计的复杂性。
Keyword:
BAND ABSORBERS
TRANSPARENT
ITO

期刊

Journal of Applied Physics 封面图
Journal of Applied Physics
IF:
2.5
论文数:
2.7K
被引数:
14.5W

机构

S
southeastuniv
学者数:
8
论文数: 1
被引数: 1
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