我们发现磁导率及其共振频率均可以通过直流偏置磁场进行调节，并且在一定条件下出现双稳特性。
We find that the permeability and the resonance frequency can be adjusted by the DC bias magnetic field, and the bistable characteristic arises under certain conditions.
本文研讨了高磁导率合金的直流磁特性与交流磁特性之间的差异，可供材料的研制、开发及应用作参考。
This paper studied the difference between DC and AC magnedc properties of high permeability alloys for material research, development and application.
研究表明：偏置直流的增加，降低了材料的磁导率，提高了截止频率，并且在一定偏置直流范围内，磁导率呈线性变化。
The results show that permeability decreases and cut-off frequency increases with the increase of DC bias. Permeability varies linearly in the certain range.
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