渗氮对SmFeN合金粉末吸波性能的影响

董宇航, 刘春忠, 张洪宁, 卢天倪, 李娜, 黄震威, 马驰野

Impact of Nitriding on Microstructure and Wave-absorbing Properties of SmFeN Alloy Powders

DONG Yuhang, LIU Chunzhong, ZHANG Hongning, LU Tianni, LI Na, HUANG Zhenwei, MA Chiye

表6 原始SmFeN不同渗氮时长反射损耗最低值和有效频宽范围

Table 6 Minimum reflectance and effective bandwidth range for different nitriding durations of pristine SmFeN

Sample number d / mm Frequency / GHz RL / dB (< -10 GHz) Frequency band S0 2.44 10.6 -13 10.17~11.25 S2 1.7 17.82 -23.05 13.7~18 S3 4.64 5.67 -52.49 5.4~8 2.4 12.1 -45.84 10.4~14.7