Evolution of magnetic domain structure and magnetic properties of Fe-based nanocrystalline powder cores during transverse magnetic field annealing

Xubin Li,Yaqiang Dong,Shouding Wu,Ronglin Zhao,Qian Ding,Xingjie Jia,Aina He,Jiawei Li,Xincai Liu

Advanced Powder Technology（2022）

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摘要

•The effect of TA on the magnetic properties of SMPCs was investigated.•The reasons for the improvement of magnetic properties by TA were analyzed.•The effect of TA on the magnetic domain structure was explored.•SMPCs showed high effective permeability (47.8) and low core loss (689 mW/cm3).

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关键词

Magnetic performance,Transverse magnetic field annealing,LTEM,Nanocrystalline powder cores

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