
| 每种新磁性材料的开发成功都取决于它的性能与成本。在正确的磁理论建立后,如何使用最合适的制作加工工艺是开发制造新磁性材料的关键。本书是《先进磁性材料手册》的第三卷,主要是对近年来各种磁性材料的制作加工原理和性能的相关性进行分析总结并瞻望未来。 《先进磁性材料手册第3卷:先进磁性材料的制作和加工》适合于磁性材料相关专业的研究生和研究人员。 |
| Foreward Preface List of Contributors 1 HDDR Processfor the Production of High Performance Rare-Earth Magnets 1.1 Introduction1 1.2 HDDR Phenomena in Nd\|Fe\|B3 1.2.1 Hydrogen Absorption4 1.2.2 Disproportionation in Nd2Fe14B4 1.2.3 Recombination of Disproportionated Nd2Fe14B8 1.3 Anisotropy in HDDR Treated Nd\|Fe\|B Magnets11 1.4 HDDR Phenomena in Other Rare\|Earth Magnetic Materials21 1.4.1 Sm2Fe17Nx Compound21 1.4.2 ThMn12\|type Compound23 1.4.3 Nd3(Fe, Ti)29\|Type Compound24 1.5 Summary25 References 252 Process and Magnetic Properties of RareEarth Bonded Magnets32 2.1 Introduction32 2.2 Recent Progress on RareEarth Magnetic Powders for Bonded Magnets34 2.2.1 Isotropic NdFeB Powders34 2.2.2 Lean Neo Isotropic Powders38 2.2.3 Anisotropic NdFeB Powders for Bonded Magnets39 2.2.4 SmCo Powder for Bonded Magnet Applications40 2.2.5 Other Magnetic Powders43 2.3 Process and Magnetic Properties of Polymer Bonded Rare Earth Magnets44 2.3.1 Bonded Magnets Produced by Compression Molding Process44 2.3.2 Hot Compression Molding Process49 2.3.3 Bonded Magnets Produced by Injection Molding Process52 2.3.4 Bonded Magnets Produced by Extrusion Process53 2.4 Polymers and Polymer Additives for Bonded RareEarth Magnets55 2.5 Environmental Stability of Polymer Bonded Magnets57 2.6 Summary61 References653 Laser Processing of Magnetic Materials69 3.1 Introduction69 3.2 Laser Characteristics and Laser Facilities for Materials Processing70 3.2.1 Laser Characteristics70 3.2.2 Lasers Available for Materials Processing71 3.2.3 Laser Materials Interaction74 3.3 Laser Surface Treatment of Magnetic Thin Films74 3.3.1 Precise Grain Size Control of Magnetic Thin Films75 3.3.2 Alignment of Magnetic Grains by Laser Annealing78 3.4 Interferometric Laser Lithography79 3.4.1 Multi\|Step ILL80 3.4.2 Direct Patterning Using ILL82 3.5 Concluding Remarks85 References854 Processing and Properties of Nanocomposite Nd2Fe14B\|Based Permanent Magnets88 4.1 Introduction88 4.2 Basic Considerations on Processing Techniques88 4.3 Preparation of Amorphous or Nanostructured Precursors91 4.4 Transformation of Amorphous or Nanostructured Precursors97 4.5 Direct Preparation of Nanocomposite Permanent Magnets99 4.6 Effects of Additive Elements on Crystallization Behavior100 4.6.1 Fe3B/Nd2Fe14B101 4.6.2 Advanced Nanocomposite Permanent Magnets Based on Fe3B/Nd2Fe14B103 4.6.3 α\|Fe/Nd2Fe14B104 4.7 Practical Properties of Nanocomposite Nd2Fe14B\|Based Magnets106 4.7.1 Magnetic Properties106 4.7.2 Corrosion Behaviors107 4.7.3 Magnetizability108 4.8 Application Examples109 4.9 Future Subjects110 References1115 Amorphous and Nanocrystalline Soft Magnetic Materials: Tailoring of Magnetic Properties, Magnetoelastic and Transport Properties115 6 Nanogranular Layered Magnetic Films182 7 Monodisperse Ferromagnetic Metal Particles: Synthesis by Chemical Routes, Size Control and Magnetic Characterizations217 8 Monocrystalline Half\|Metallic NiMnSb Thin Films: Preparation and Characterization267 9 Bulk Amorphous Magnetic Materials303 Index353 |
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