ForewordPrefaceListofContributors1RecentDevelopmentsinHigh-TemperaturePermanentMagnetMaterials1.1Introduction1.1.1RequirementforHigh-TemperaturePermanentMagnetMaterials1.1.2ReviewofConventionalPermanentMagnetMaterials12CandidateAlloySystemforHigh-TemperaturePermanentMagnetMaterials13NewSmCo17-BasedHigh-TemperaturePermanentMagnetMaterials1.3.1EffectsofCompositionsonHigh-TemperatureIntrinsicCoercivityofSm2-TM17PermanentMagnets1.3.2MagneticPropertiesofNewSm2Co17-BasedHigh-TemperaturePermanentMagnetMaterials1.3.3DynamicCharacterizationsofNewHigh-TemperaturePermanentMagnets1.3.4Long-TermThermalStabilityofNewHigh-TemperaturePermanentMagnets1.3.5MicrostructureandCrystalStructure1.3.6CoercivityinSm2-TM17-TypePermanentMagnets14NewApproachtoCalculateTemperatureCoefficientsofMagneticProperties1.5SmCoT-TypePermanentMagnets1.6TemperatureCompensatedRareEarthPermanentMagnetsandModelingofTemperatureCoefficientofMagnetization1.7OtherHigh-TemperaturePermanentMagnetMaterialsandFurturePerspectiveReferences2NewRare-EarthTransition-MetallntermetallicCompoundsandMetastablePhasesforPermanentMagneticMaterials2.1Introduction2.1.1OverviewofStructures2.2ExperimentalProcessing22.1Melting22.2MechanicalAlloying/Milling22.3RapidQuenching22.4HDDR22.5Solid-StateReaction22.6Solid-GasReaction2.2.7Sputtering2.3NewIntermetallicCompounds2.3.IR(Fe,T,X)12(X=B,C)2.3.2R2Fe14BN2.3.3R6Fel3-xM1+x2.3.4R3T29Si4B102.4MetastablePhases2.4.1RFe52.4.2RT7(T=Fe,Oo,Ti,etc.)2.4.3RT7N2.4.4R-Fe-C2.4.5Nd2Fe14BN2.4.6RFe122.5Discussion2.6ConclusionsReferences3MagneticPropertiesandInterstitialAtomEffectsintheR(Fe,M)12Compounds3.1Introduction3.2InterstitialAtomEffectsandIntermetallicCompounds3.2.1CrystallographicStructures3.2.2CurieTemperatureandSaturationMagnetization3.2.3MagnetocrystallineAnisotropy3.2.4HyperfineInteractions3.3OriginoftheInterstitialAtomEffects3.3.1CrystalFieldEffect3.3.2BandStructures3.4NovelPermanentMagnetsBasedon1:12Nitrides3.4.1TheDomainStructuresinCompounds,NitridesandCarbides3.4.2HardMagneticPropertiesofNitrides3.5ConclusionsandProspectReferences4NanocrystallineSoftMagneticMaterialsandTheirApplications4.1Introduction4.2MagneticPropertiesandMicrostructure4.2.1MagneticProperties4.2.2Microstructure4.2.3OriginofMagneticSoftness4.3Applications4.3.1PartsforNoiseMeasures4.3.2MagneticPartsforCommunications4.3.3PartsforPulsedPower4.3.4PartsforPowerSupplies4.3.5CurrentSensors4.3.6ElectromagneticShielding,WaveAbsorbers4.4ConclusionsReferences5Spin-DensityWavesandCharge-DensityWavesinCrAlloys5.1Introduction5.2MagneticPropertiesofAntiferromagneticCrandCrAlloys5.2.1MagneticPhaseDiagrams5.2.2MagneticPhaseTransition5.3LocalMomentsinCrAlloys5.3.1MagneticSusceptibility5.3.2LocalMomentsinNon-MagneticImpurities-LocalSpin-DensityWaves5.3.3CorrelationwithGiantMagnetoresistanceandExchancleBiasinCrAlloys5.4Spin-GlassPhaseinCr-AIIoys5.5NeutronsandX-RayScattering:CDW/SWandSDWDomains5.5.1TechnicalAntiferromagnetism5.5.2NeutronsandX-RayTwoComplementaryTechniquesUsedinStudiesofCrMagnetism5.5.3AspectsofNeutronandX-RayScatteringinCrandCr-AIIoys5.5.4OrbitalMomentinCrandResonantScattering5.5.5MagneticQDomainsinCr(001)Face5.5.6ParamagneticCriticalFluctuationsinCrandinCr-0.2at.%V5.6UltrasonicMeasurementsinCrandCr-AIIoys5.7BulkChromiumPropertiesRelevantforThinFilmDevices5.8FinalRemarksReferences6NewMagneticRecordingMedia6.1Introduction6.2NewMediaDevelopmentbySputtering6.2.1Introduction6.2.2HexagonalCo-Alloys6.2.3L10Alloys6.2.4RareEarth-TransitionMetalCompounds6.2.5NanocompositeFilms6.2.6AFCMedia6.3ChemicalSynthesis6.3.1Introduction6.3.2StabilizationofNanoparticleDispersion6.3.3ChemicalSynthesisofMonodisperseNanoparticles6.3.4MagneticNanoparticleAssembly6.3.5Conclusions6.4Self-Assembly6.4.1Introduction6.4.2PorousAluminaTemplateTechnique6.4.3Self-AssembledNanowire/DotArraysasRecordingMedia-MeritsandChallenges6.5ConcludingRemarksReferences7Magneto-OpticalPropertiesofNanostructuredMedia7.1Introduction7.2ElectromagneticTheoryoftheMagneto-OpticalEffect7.2.1FaradayRotation7.2.2KerrRotation7.3MicroscopicModels7.3.1InterbandTransitions7.3.2IntrabandTransitions7.4Magneto-OpticalMeasurements7.4.1ExperimentalPrinciples7.4.2DescriptionoftheExperimentalSystem7.5Magneto-OpticalSpectraofMagneticandNon-MagneticMetals7.5.1TheMagneto-OpticalEffectintheNobleMetalAg7.5.2MagneticGranularFilms7.5.3MagneticCo-CuMultilayers7.6SummaryReferences8MagnetoresistiveRecordingHeads8.1Introduction8.2PhysicsofMagnetoresistance8.3MagnetoresistiveHeadFabrication8.4NoiseinMagnetoresistiveSensors8.5FutureofMagneticDataStorage.ChallengeinMaintainingRapidPaceofDevelopmentAppendix8.1GlossaryofCommonlyUsedIndustryTerminologyReferences9MagneticRandomAccessMemoriesforComputerDataStorage9.1Introduction9.2MRAMUsingSpin-ValveEffect9.3EPROMUsingHallEffect9.4MRAMUsingSpin-DependentTunnelingEffect9.5FuturePerspectiveReferences10MagnetoresistiveThinFilmMaterialsandTheirDeviceApplications10.1Introduction10.2MagnetoresistiveMaterials10.2.1AMRMaterials10.2.2GiantMagnetoresistiveMaterials10.2.3TunnelMagnetoresistance10.2.4ColossalMagnetoresistance10.2.**dvancedMagnetoresistiveMaterials10.3MagnetoresistiveDevices103.1MagneticFieldSensors103.2MagneticFieldGradientSensors103.3ElectricalCurrentSensors103.4IntegratedMagneticSensors103.5GalvanicIsolators103.6AdvancedMagnetoresistiveDevices103.7ApplicationsofMagneticFieldSensorsReferences11Nano-StructuralMagnetoelasticMaterialsforSensorApplications11.1Introduction11.2MetallicGlassPreparationandProperties11.2.1PreparationofMetallicGlasses11.2.2SummaryofPhysicalandMagneticPropertiesofMetallicGlasses11.2.3TailoringofMetallicGlassesforSensorApplications11.3SensorApplications11.3.1InductionSensorswithMetallicGlassCores11.3.2GiantMagneto-Impedance/Stress-ImpedanceSensors11.3.3MagnetostrictiveDelayLineSensors11.3.4MagnetoelasticResonanceSensors11.3.5Magneto-Surface-Acoustic-WaveSensors11.3.6Gyro-MagneticSensorswithMetallicGlassCores11.4ConclusionsReferences12SoftMagneticFilmsandWiresforMagneticFieldSensors12.1Introduction12.2LinearMagneto-Impedance12.3ElectrodynamicProblemsofLinearMagneto-Impedance12.4NonlinearMagnetizationReversalInducedbyacCurrent12.5ManufacturingofMagneto-ImpedanceUnitsforMagneticFieldSensors12.6Magneto-ImpedanceSensorsofMagneticField12.7SomeConcludingRemarksReferences13MicrowavePermeabilityofMagneticFilms13.1Introduction13.2HighFrequencyPermeabilityofaSingleDomainEllipsoid13.2.1Landau-LifshitzEquationandFrequencyDispersionofPermeability13.2.2Snoek'sLaw13.2.3RelationBetweentheStaticPermeabilityandtheResonanceFrequencyinThin,Films13.2.4TheEffectofDamping13.2.5IntegralRelations13.3ModelsofMicrowavePermeabilityofActualThinFilms13,3.1TheEffectofOut-of-PlaneAnisotropy13.3.2TheEffectofStripeDomainStructure13.3.3TheEffectofFiniteFilmThickness13.3.4AccountfortheEddyCurrents13.3.5PermeabilityofPatternedandGranularFilms13.4ExperimentalDataonthePermeabilityofThinFilms15.4.1PermeabilityMeasurementTechniques13.4.2ExperimentalMicrowaveMagneticSpectra15.5MicrowaveApplicationsforHighPermeableMaterials13.6OonclusionsReferencesIndex

本书的目的是对磁性材料研究的新近进展提供一种全面的理解。本书共分四卷，每一卷集中论述一个具体的研究领域。每一章首先对该章的基本概念和重要观念进行阐述，然后从实验和理论方面进行详细地说明，*后介绍该领域的发展前景以及新的思想。书中提供了详尽的参考文献，可供研究人员参考。
磁性材料的性能变化范围很大，有着不同的应用。本卷收集硬磁材料、软磁材料、磁记录材料、磁感应材料等的制作加工、性能及应用的*新成果，阐明实际应用对材料性能的要求，为今后的研究提供方向。
本书的读者对象为相关专业的研究生和研究人员。