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It has been reported that the nanocrystalline Fe_(73.5)Cu_1Nb_3Si_(13.5)B_9 and Fe_(73.1)C_(1.2)Nb_(3.2)-Si_(12.5)B_(10) alloys show superior synthetical magnetic properties, in particular, they havelower core losses comparable with those of Co-based amorphous alloys and goodfrequency-dispersion characterstic of relative effective permeability in a widefrequency range. The high-frequency core losses of these two alloys are clearly
It has been reported that the nanocrystalline Fe_ (73.5) Cu_1Nb_3Si_ (13.5) B_9 and Fe_ (73.1) C_ (1.2) Nb_ (3.2) -Si_ (12.5) B_10 alloys show superior synthetical magnetic properties, core losses comparable with those of Co-based amorphous alloys and good frequency-dispersion characterstic of relative effective permeability in a wide frequency range. The high-frequency core losses of these two are are clearly