| 汪心坤,程兆刚,赵芳,王建江,李泽.MWCNTs/Zn0.96Co0.04O复合纳米纤维的电纺制备及其红外/雷达兼容隐身性能研究[J].稀有金属材料与工程,2020,49(12):4262~4270.[汪心坤,cheng zhaogang,zhao fang,wang jianjiang,li ze.Electrospinning Fabrication and Infrared-Radar Compatibly Properties of MWCNTs/Zn0.96Co0.04O composite nanofibers[J].Rare Metal Materials and Engineering,2020,49(12):4262~4270.] |
| MWCNTs/Zn0.96Co0.04O复合纳米纤维的电纺制备及其红外/雷达兼容隐身性能研究 |
| 投稿时间：2019-12-18 修订日期：2020-04-17 |
| 中文关键词: 多壁碳纳米管 氧化锌 钴掺杂 静电纺丝 红外/雷达兼容隐身性能 |
| 基金项目:河北省自然科学基金青年科学基金(批准号：E2015506011)；陆军工程大学石家庄校区科研创新发展基金(批准号：KYSZJQZL1910), |
| 中文摘要: |
| 混酸纯化多壁碳纳米管（MWCNTs），采用静电纺丝技术制备了MWCNTs /Zn0.96Co0.04O复合纳米纤维。采用TGA、XRD、FT-IR、SEM和TEM等手段对产物进行了表征；利用矢量网络分析仪和等IR-2红外发射率测试仪分别测试了产物的电磁参数和红外发射率，研究了MWCNTs的复合量对产物吸波性能和红外发射率的影响。结果表明:经600℃煅烧后得到的MWCNTs /Zn0.96Co0.04O复合纳米纤维直径约为160nm。当MWCNTs的质量分数为6%时，产物具有最低红外发射率为0.61；当匹配厚度为1.5mm时，产物在13.8GHz处最低反射损耗值为-26.4dB，小于-10 dB的吸收频段为11.8～15.8 GHz，有效吸收带宽为4.0GHz。这使得多壁碳纳米管/Zn0.96Co0.04O复合纳米纤维有望成为一种极具应用前景的红外/雷达兼容隐身材料。 |
| Electrospinning Fabrication and Infrared-Radar Compatibly Properties of MWCNTs/Zn0.96Co0.04O composite nanofibers |
| 英文关键词:MWCNTs ZnO Co2+doping electrospinning infrared-radar compatibly property |
| 英文摘要: |
| Multi-walled carbon nanotubes (MWCNTs) were purified by concentrated nitric acid and sulfuric acid. MWCNTs/Zn0.96Co0.04O composite nanofibers were prepared through electrospinning and calcination technique. The crystalline phase and micromorphology of the samples were examined by TGA, XRD, FT-IR, SEM and TEM. Microwave absorption properties and infrared emissivity of MWCNTs/Zn0.96Co0.04O composite nanofibers were determined with a vector network analyzer and a IR-2 infrared emissivity analyzer respectively. The results showed that the average diameter of MWCNTs/Zn0.96Co0.04O composite nanofibers were about 160nm. The lowest infrared emissivity of MWCNTs/Zn0.96Co0.04O composite nanofibers was 0.61, at which the mass fraction of MWCNTs was 6%. The matching thickness of MWCNTs/Zn0.96Co0.04O composite nanofibers was 1.5mm, at which the microwave absorption properties were fine: The minimum reflection could reach -26.4 dB at 13.8 GHz, and the frequency band with reflectivity less than -10 dB was 11.8～15.8 GHz. It is possible that MWCNTs/Zn0.96Co0.04O composite nanofibers were used as a novel and promising infrared/radar compatible stealth material. |
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