Advance and basic physical metallurgical conditions of high-B_s nanocrystalline soft magnetic alloys

Development of low cost nanocrystalline soft magnetic alloys for power technology is the hot topic for new functional materials,and its energy saving potential is very considerable.The recent advances in Fe-based nanocrystalline alloys with high Bs are reviewed in the paper comprehensively,and the component,structure,property,and key factors affecting performance of the new Fe-based nanocrystalline alloy are presented particularly.