【摘 要】
：
采用一种简单的化学共沉淀法合成了MWCNTs/ITO复合材料.使用XRD、FESEM和TEM对复合材料的组织结构和微观形貌进行了表征,采用同轴法测量了复合材料在2～18GHz频段内的电磁参数.
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采用一种简单的化学共沉淀法合成了MWCNTs/ITO复合材料.使用XRD、FESEM和TEM对复合材料的组织结构和微观形貌进行了表征,采用同轴法测量了复合材料在2～18GHz频段内的电磁参数.结果表明,通过控制ITO和MWCNTs的添加比例、共沉淀pH值以及煅烧处理温度,可以成功制备MWCNTs/ITO纳米复合材料.通过优化的工艺参数制备的MWC-NTs/ITO复合材料具有良好的电磁性能.15wt％MWCNTs/ITO复合材料小于-5dB的吸收频带宽最大,为5.04GHz;20wt％0MWCNTs/ITO复合材料具有最大反射率峰值,在9.68GHz处的反射率达-33.81dB.
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