• Journal of Inorganic Materials
  • Vol. 39, Issue 8, 871 (2024)
Sizhe HE1, Junzhou WANG1, Yong ZHANG1, Jiawei FEI1..., Aimin WU1, Yifeng CHEN2, Qiang LI2, Sheng ZHOU3 and Hao HUANG1,*|Show fewer author(s)
Author Affiliations
  • 11. Key Laboratory of Energy Materials and Devices (Liaoning Province), School of Materials Science and Engineering, Dalian University of Technology, Dalian 116024, China
  • 22. Guangdong Fenghua Advanced Technology Holding Co., Ltd., Zhaoqing 526199, China
  • 33. Mingxin Soft Magnetic Technology (Jiangsu) Co., Ltd., Kunshan 215300, China
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    DOI: 10.15541/jim20230599 Cite this Article
    Sizhe HE, Junzhou WANG, Yong ZHANG, Jiawei FEI, Aimin WU, Yifeng CHEN, Qiang LI, Sheng ZHOU, Hao HUANG. Fe/Submicron FeNi Soft Magnetic Composites with High Working Frequency and Low Loss[J]. Journal of Inorganic Materials, 2024, 39(8): 871 Copy Citation Text show less
    Schematic diagram of microstructure model of SMC
    1. Schematic diagram of microstructure model of SMC
    XRD patterns of carbonyl iron powder (CIP) and submicron FeNi particles
    2. XRD patterns of carbonyl iron powder (CIP) and submicron FeNi particles
    SEM images of two powders
    3. SEM images of two powders
    Hysteresis loops of CIP and submicron FeNi particles Inset: enlarged view of the part within the orange box
    4. Hysteresis loops of CIP and submicron FeNi particles Inset: enlarged view of the part within the orange box
    Eddy current distribution and current density |J| in SMC microstructure at 1 and 100 MHz
    5. Eddy current distribution and current density |J| in SMC microstructure at 1 and 100 MHz
    Cross-section SEM images of SMCs with different contents of submicron FeNi particles
    6. Cross-section SEM images of SMCs with different contents of submicron FeNi particles
    Compaction density of SMCs with different contents of FeNi submicron particles
    7. Compaction density of SMCs with different contents of FeNi submicron particles
    Complex permeability of SMCs with different contents of submicron FeNi particles
    8. Complex permeability of SMCs with different contents of submicron FeNi particles
    Structure and performance of molded inductor
    9. Structure and performance of molded inductor
    MaterialConductivity/(S·m-1) Relative permeabilityRelative permittivity
    Iron1.12×10740001
    FeNi alloy1.70×10680001
    Matrix0.119
    Table 1. Material properties of SMC model
    Materiald10/μm d50/μm d90/μm dave/μm
    Carbonyl iron powder2.63.74.93.9
    Submicron FeNi powder0.3900.6680.9800.645
    Table 2. Particle size distributions of CIP and submicron FeNi particles
    Sizhe HE, Junzhou WANG, Yong ZHANG, Jiawei FEI, Aimin WU, Yifeng CHEN, Qiang LI, Sheng ZHOU, Hao HUANG. Fe/Submicron FeNi Soft Magnetic Composites with High Working Frequency and Low Loss[J]. Journal of Inorganic Materials, 2024, 39(8): 871
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