- 142 pages
- English
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Rare-Earth Permanent Magnets
About This Book
These papers provide an interesting collection of contributions on fundamental magnetic behaviour, microstructural studies, processing methods and applications of rare earth, iron-rich, high performance permanent magnets. The remarkably versatile nature of the Nd-Fe-B-type alloys with respect to magnet processing is very evident in these proceedings. Thus there are papers which describe the production of magnets by the die-upset-forging of melt-spun ribbon, by cold-compaction of melt-spun-ribbon with soft metals, by mechanical alloying and by hot working of cast material. Work is also reported on the production of new permanent magnets from melt-spun material based on the alloys Nd 4 Fe 78 B 18 and SmFe 11.5 Ti 1.04. Both these alloys look promising and the former appears to be close to commercial exploitation.
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Table of contents
- Front Cover
- Rare-Earth Permanent Magnets
- Copyright Page
- Table of Contents
- Preface
- Chapter 1. Physics and application of Novel magnet materials (Invited paper)
- Chapter 2. Comparison of the intrinsic magnetic properties of R2Fe14B and R(Fe11Ti); R = Rare Earth
- Chapter 3. The electronic structure of the Nd3+ Ion in Nd2Fe14B
- Chapter 4. NMR study of local properties of Co in Nd2(CoFe)14B
- Chapter 5. A 155Gd Mƶssbauer study of exchange interactions in Gd2Fe14B
- Chapter 6. Magnetic properties of sintered NdāFeāSi-B magnets
- Chapter 7. Structure and magnetic properties of R2Fe14B1-xCx compounds (R = Y, Nd)
- Chapter 8. Magnetic Anisotropy in Pr2Fe14-x MnxC Compounds
- Chapter 9. Magnetic properties of Er2Fe14-xMnxC
- Chapter 10. Magnetocrystalline anisotropy of hexagonal (R, R')2(Fe, Co)17 Compounds
- Chapter 11. Electron microscopy of NdāFeāB based magnets (Invited paper)
- Chapter 12. Structure and magnetic properties of sintered NdāFeāNb-B magnets
- Chapter 13. The effect of substitutions on the hard magnetic properties of NdāFeāB based materials
- Chapter 14. Ageing effects in Nd(Dy)Fe(Nb)B alloys and magnets
- Chapter 15. Long term aging and irreversible losses at elevated temperatures of NdāFeāB magnets with cobalt and dysprosium additions
- Chapter 16. Influence of Al-based additions on coercivity and microstructure in FeāNdāB magnets
- Chapter 17. Magnetic properties of isotropic and anisotropic NdāFeāB bonded magnets (Invited paper)
- Chapter 18. Permanent magnets prepared by hot working cast ingots of NdFeB
- Chapter 19. New developments in bonded NdāFeāB magnets
- Chapter 20. Coercivity of metastable (Nd,Pr)āFeāCoāB alloys
- Chapter 21. Meltspun permanent magnet materials containing Fe3B as the main phase
- Chapter 22. Magnetic properties of melt spun and crystallized SmFe11.75Ti1.04
- Chapter 23. Glass forming ability and kinetics of crystallisation of rapidly quenched NdāFeāB alloys
- Chapter 24. Preparation and properties of mechanically alloyed rare earth permanent magnets
- Chapter 25. Electromagnetic machines with NdāFeāB magnets (Invited paper)
- Chapter 26. Novel disc type motors
- List of contributors