迷你暗室宽频吸波材料的设计、制备与性能研究

吸波性能有影响，角锥底座高度对低频反射率影响较大，底座高度和锥体总高对高频反射率影响较大。

（2） 对于给定的电磁参数，材料在满足无线通信频段内，优化后角锥的最优尺寸为L=2mm,W=6mm,H=10mm。

（3） 橡胶角锥的吸波性能优于同等材质的单层和双层平板结构。

（4） 通过调节原料配比，可根据需求设计不同频段的吸波材料。

参考文献

【1】L.B.Kong, Z.W.Li, L.Liu ,etal. Recent progress in some composite materials and structures for specific electromagnetic application [J].International Materials Review. 2013, 58(4): 203-259
【2】段海平，李国防，段玉平等. 橡胶基复合贴片的电磁性能研究[J]. 表面技术. 2010, 39 (5): 61-64
【3】冯永宝，丘泰，李晓云等. 羰基铁/三元乙丙橡胶复合材料的吸波性能[J]. 材料科学与工艺. 2008, 16 (4): 589-592
【4】邢丽娜，刘俊能. 蜂窝夹层结构吸波材料研究[J].材料工程. 1992, (6):15-18
【5】赵宏杰，嵇培山，胡本慧，等.蜂窝夹层复合材料的吸波性能[J]. 宇航材料工艺，2010,(2)：72
【6】Y.B.Feng, T. Qiu, C.Y.Shen, etal.Electromagnetic and Absorption Properties of Carbonyl Iron/Rubber Absorbing Materials [J]. IEEE Transactions on Magnetics, 2006,42(3):363-368
【7】Y. P. Wu, C. K. Ong, Z. W. Li,etal. J.WangMicrostructural andhigh-frequency magnetic characteristicsof W-type barium ferrites doped with V₂O₅ [J]. Appl. Phys.2005, 97, 063909.
【8】Y. P. Wu, C. K. Ong, G. Q. Lin and Z. W. Li. Improvedmicrowave magnetic and attenuation properties due to the dopantV₂O₅ in W-type barium ferrites[J]. Phys. D: Appl. Phys., 2006, 39:2915–2919.
【9】B. Wang, J. Wei, Y. Yang, T. Wang and F. Li. Investigation onpeak frequency of the microwave absorption for carbonyl iron/epoxy resin composite [J]. Magn.Magn.Mater.2011, 323: 1101–1103.
【10】邢丽娜，刘俊能. 电阻渐变型结构吸波材料的研究与发展[J]. 航空材料学报，2000,20(3):187-191
【11】L.K.Sun, H.F.Cheng,Y.J.Zhou,etal. Low-frequency and broad band metamaterial absorber: design, fabrication, and characterization [J]. ApplPhys A .2011, 105:49-53
【12】K. Butter, A. P. Philipse and G. J. Vroege, Synthesis and properties of iron ferrofluids[J]Magn.Magn.Mater.2002, 252:1–3
【13】S.T.Lim,M.S.Cho, I.B.Jang, etal.Magnetorheological characterization of carbonyl iron based suspension stabilized by fumed silica [J]Magn. Magn.Mater.2004, 282: 170-173
【14】A.Tailor, A.Richards, Soft Magnetic Materials for Telecommunications, Press. L,1953.
【15】S.S.Kim, S.T.Kim, Y.C.Yoon, etal. Magnetic, dielectric, and microwave absorbing properties of iron particles dispersed in rubber matrix in gigahertz frequencies [J]. J.Appl.Phys. 2005, 97, 10F905
【16】M.A.Abshinova, A.V.Lopatin, N.E.Kazantseva, etal. Correlation between the microstructure and the electromagnetic properties of carbonyl iron filled polymer composites [J]. Composites:Part A, 2007,38:2471-2485
【17】M.A.Abshinova, I.kuritka, N.E.Kazantseva, etal. Thermomagnetic stability and heat-resistance properties of carbonyl iron filled siloxanes [J]. Materials Chemistry and Physics. 2009, 114:78-89
【18】YC.Qing, WC. Zhou, F.Luo, etal. Microwave-absorbing and mechanical properties of carbonyl-iron/epoxy-silicone resin coatings [J]. Magn.Magn.Mater. 2009, 321:25-28
【19】王炳根.影响羰基铁粉电磁性能的几个因素[J]. 粉末冶金技术. 1996,14(2):145-149
【20】盛玉宝，王相元，钱鉴等. 羰基铁粉介电常数的调控和控制[J].宇航材料工艺，1989,4-5:50-52

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