采用超声辅助化学共沉淀法以InCl3·4H2O和SnCl4·5H2O为起始原料制备纳米氧化铟锡(ITO)粉体,通过XRD,SEM,TEM及电磁参数的测试,研究煅烧处理温度对ITO粉体组织结构、微观形貌及电磁性能的影响.结果表明:随着热处理温度的提高,ITO粉体的结晶度提高,晶粒长大；当温度为700℃制备的ITO具有最佳的吸波性能,厚为2.5 mm反射率峰值为-9.82 dB,小于-5dB频带宽为6.79 GHz(11.20～18.00GHz).
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