Rapidly solidified neodymium-iron-boron permanent magnets / / John J. Croat

• Record Nr.: UNINA9910583394203321
• Autore: Croat John J.
• Pubbl/distr/stampa: Duxford : , : Woodhead Publishing, , [2018]; ©2018
• ISBN: 0-08-102226-3; 0-08-102225-5
• Descrizione fisica: 1 online resource (384 pages) : illustrations (some color)
• Collana: Woodhead Publishing series in electronic and optical materials
• Disciplina: 538.22
• Soggetti: Neodymium - Electrometallurgy
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Nota di bibliografia: Includes bibliographical references and index.
• Nota di contenuto: Machine generated contents note: ; 1. The development of rare earth permanent magnets -- ; 1.1. The rare earths -- ; 1.2. The development of rare earth-cobalt permanent magnets -- ; 1.3. Permanent magnet research in the post R -- Co era -- References -- Selected Readings -- Further Reading -- ; 2. The Nd2Fe14B intermetallic compound -- ; 2.1. The rare earth-iron binary compounds -- ; 2.2. Permanent magnet research at the GM research laboratories -- ; 2.3. Properties of rapidly solidified Nd -- Fe and Pr -- Fe Alloys -- ; 2.4. Structure of the Nd2Fe14B intermetallic compound -- ; 2.5. Properties of the R2Fe14B intermetallic compounds -- References -- Selected Readings -- ; 3. The properties of melt-spun NdFeB alloys -- ; 3.0. Introduction -- ; 3.1. The melt-spinning process -- ; 3.2. Properties of melt-spun NdFeB alloys -- ; 3.3. The magnetization process in isotropic melt-spun NdFeB -- ; 3.4. Nanocomposite or spring-exchange NdFeB magnets -- References -- Selected Readings -- Further Reading -- ; 4. Production of rapidly solidified NdFeB magnetic powder -- ; 4.0. Introduction -- ; 4.1. Production melt-spinning development -- ; 4.2. Operation of a production melt spinner -- ; 4.3. Processing melt-spun NdFeB powder -- ; 4.4. Commercial grades of NdFeB magnetic powder -- ; 4.5. Gas-atomized NdFeB magnetic powder -- References -- Selected Readings -- Further Reading -- ; 5. Production and properties of bonded Nd magnets -- ; 5.0. Introduction -- ; 5.1. Compression-molded Nd ; magnets -- ; 5.2. Coating compression-molded Nd magnets -- ; 5.3. Quality control procedures for bonded Nd magnets -- ; 5.4. Properties of compression-molded Nd magnets -- ; 5.5. Injection-molded Nd magnets -- ; 5.6. Calendered and extruded Nd magnets -- References -- Selected Readings -- ; 6. Hot-deformed NdFeB permanent magnets -- ; 6.0. Introduction -- ; 6.1. Magnetic properties of hot-deformed NdFeB magnets -- ; 6.2. The hot-deformation process -- ; 6.3. The microstructure of hot-deformed NdFeB magnets -- ; 6.4. The thermomechanical alignment process -- ; 6.5. The magnetization process in hot-deformed NdFeB magnets -- ; 6.6. The coercivity mechanism in hot-deformed NdFeB magnets -- ; 6.7. Achieving magnetic uniformity in hot-deformed magnets -- ; 6.8. Radially aligned hot-deformed magnets -- ; 6.9. Anisotropic-bonded Nd magnets -- References -- Selected Readings -- Further Reading -- ; 7. The production and properties of sintered Nd permanent magnets -- ; 7.0. Introduction -- ; 7.1. Sintered Nd production process -- ; 7.2. Magnetic properties of commercial sintered Nd magnets -- ; 7.3. The microstructure of sintered Nd magnets -- ; 7.4. The magnetization process in sintered Nd magnets -- References -- Selected Readings -- ; 8. Major applications for rapidly solidified NdFeB permanent magnets -- ; 8.0. Introduction -- ; 8.1. The development of the NdFeB magnetic powder market -- ; 8.2. Some basic permanent magnet design considerations -- ; 8.3. Some advantages of using isotropic-bonded Nd magnets -- ; 8.4. Major applications for bonded Nd magnets -- References -- Selected Readings -- Further Reading.