核/壳结构FeSiBCuNbZr@SiO2 非晶复合材料的制备及其微波吸收性能

黄实哈, 董星龙, 裴雷振, 张兴国

Preparation and Microwave Absorption Properties of Core/Shell Structured FeSiBCuNbZr@SiO2 Amorphous Composites

HUANG Shiha, DONG Xinglong, PEI Leizhen, ZHANG Xingguo

表1 关于磁性金属@SiO2复合材料的吸波性能的文献

Table 1 Electromagnetic wave absorption performance of magnetic metal@SiO2 composites reported in the literature

Sample RLmin / dB Matching thickness / mm Matching frequency / GHz EAB / GHz Ref. FeSiCr@SiO2 -65.3 3.34 4.4 6 [4] FeNi@SiO2 -36.25 2.6 9 6 [5] Co particle@SiO2 -15.02 2.89 14.04 2.89 [17] Carbonyl iron powder@SiO2 -15.3 2.2 13.76 5.72 [18] FeSiAl@Al2O3@SiO2 -46.29 2 16.93 7.33 [19] Fe3O4@SiO2 -38.7 2 8 4 [20] Bead-like Co@SiO2 -23.4 4 18 4.3 [21] CoNi@SiO2 -23.8 2.1 9.6 - [22] FeN@SiO2 -23.1 5.5 17.2 2.4 [23] FeSiBCuNbZr amorphous@SiO2 -58.19 2.18 11.2 7.7 This work