Enhancement of soft magnetic properties of FeSiBCuNb nanocrystalline soft magnetic composite by SiO₂/Fe O double insulation layers and nanophase structure control

Key Points

• Improved soft magnetic properties were achieved through the introduction of SiO₂/Fe O insulation layers.
• Key metrics include significant enhancements in magnetic permeability and reduced core losses through structural control.
• Analysis of nanocrystalline soft magnetic composites involved a systematic method to assess the effects of insulation.
• Findings imply that incorporating double insulation layers may enhance the performance of soft magnetic materials in applications.