Figure 5

Changes of Fe, Si and SiO2 layer percentages for various used Fe78Si9B13 ribbons (inset, SiO2 layer percentage for 5th use ribbons, surface fitted by imageJ).
Changes of Fe, Si and SiO2 layer percentages for various used Fe78Si9B13 ribbons (inset, SiO2 layer percentage for 5th use ribbons, surface fitted by imageJ).