利用镍粉和乙烯基酯树脂制备吸波复合材料,设计并制备了双圆柱吸波层,与频率选择表面(FSS)复合,得到基于频率选择表面的吸波材料,研究了吸波材料在1～18GHz范围内的电磁波反射率.结果表明,吸波材料电磁波反射率的实验值和仿真值基本一致,当镍粉含量为35％时,第一吸收峰在6.2GHz处,峰值为-22.3dB,-8dB以下带宽为4.7GHz;当镍粉含量为45％时,第二吸收峰-8dB以下的带宽为8.5GHz.
参考文献
| [1] | Meng Zhang;Tian Jiang;Yijun Feng.Design and Measurement of Microwave Absorbers Comprising Resistive Frequency Selective Surfaces[J].Journal of Electromagnetic Analysis and Applications,20148(8):203-208. |
| [2] | Wei Xie;Hai-Feng Cheng;Zeng-Yong Chu;Yong-Jiang Zhou;Hai-Tao Liu;Zhao-Hui Chen.Effect Of Fss On Microwave Absorbing Properties Of Hollow-porous Carbon Fiber Composites[J].Materials & design,20094(4):1201-1204. |
| [3] | Wang, Junpeng;Sun, Yu;Chen, Wei;Wang, Tao;Xu, Renxin;Wang, Jun.Enhanced microwave absorption performance of lightweight absorber based on reduced graphene oxide and Ag-coated hollow glass spheres/epoxy composite[J].Journal of Applied Physics,201515(15):154903-1-154903-6. |
| [4] | 王雯洁;王甲富;闫明宝;鲁磊;马华;屈绍波;陈红雅;徐翠莲.基于多阶等离激元谐振的超薄多频带超材料吸波体[J].物理学报,2014(17):174101-1-174101-8. |
| [5] | Po Chul Kim;Dai Gil Lee.Composite Sandwich Constructions For Absorbing The Electromagnetic Waves[J].Composite structures,20092(2):161-167. |
| [6] | Ghasemi, A..Enhanced reflection loss and permittivity of self assembled MgCoZr substituted barium ferrite dot array on carbon nanotube[J].Journal of Magnetism and Magnetic Materials,20126(6):1080-1083. |
| [7] | Liyang Chen;Yuping Duan;Lidong Liu;Jingbo Guo;Shunhua Liu.Influence of SiO_2 fillers on microwave absorption properties of carbonyl iron/carbon black double-layer coatings[J].Materials & design,20112(2):570-574. |
| [8] | Ting Zhang;Daqing Huang;Ying Yang.Fe_3O_4/carbon composite nanofiber absorber with enhanced microwave absorption performance[J].Materials Science & Engineering, B. Solid-State Materials for Advanced Technology,20131(1):1-9. |
| [9] | Hekmatara, H.;Seifi, M.;Forooraghi, K..Microwave absorption property of aligned MWCNT/Fe_3O_4[J].Journal of Magnetism and Magnetic Materials,2013:186-191. |
| [10] | 卢俊;陈新邑;汪剑波.圆环单元FSS对吸波材料特性的影响研究[J].物理学报,2008(11):7200-7203. |
| [11] | 徐永顺;别少伟;江建军;徐海兵;万东;周杰.含螺旋单元频率选择表面的宽频带强吸收复合吸波体[J].物理学报,2014(20):205202-1-205202-6. |
| [12] | 刘孝会;周学梅;周光华;魏文政.多孔层叠宽频吸波材料研究[J].功能材料,2010(z2):292-295,299. |
| [13] | 徐建国;李万富;黄长庆.基于遗传算法的介电梯度碳纳米管/环氧树脂吸波材料优化设计[J].功能材料,2010(z1):155-158. |
| [14] | Hongyan Tian;Xingzhe Wang;You-He Zhou.Electromagnetic absorption characteristics of a functionally graded wave-absorbing infinite thin plate[J].International journal of applied electromagnetics and mechanics,20131(1):147-156. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%