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. 2022 Aug 20;14:170. doi: 10.1007/s40820-022-00920-7

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Fig. 3 — 3D absorption coefficient value mapping of a FeCoNi/CF-1 and b CF as a function of thickness ranging 1–5 mm. c The absorption coefficient of FeCoNi/CF-1 and CF at a thickness of 2 mm. d Low-frequency electromagnetic absorption performance of common absorbers, as concluded according to previous research. e Hysteresis loops and permeability of FeCoNi/CF-1. f Permeability comparison of related magnetic materials, as concluded according to previous research