先进磁性材料手册第2卷:先进磁性材料的模拟和检测(精)|David J.Sellmyer等|清华大学出版社

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先进磁性材料手册第2卷:先进磁性材料的模拟和检测(精)

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作者： David J.Sellmyer等	出版社：清华大学出版社
译者：	丛书名：
出版日期：2005-7-1	上架日期：2005-10-27 17:38:00
ISBN：7302087016	页数：版次：初版
开本：16开	装帧：精装

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| 大封面 | 封底 | 前言 | 内容简介 | 序言 | 目录 | 作者简介 | 译者简介 | 作者序 | 译者序 |

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内容简介

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，最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。
原子磁矩和巡回磁模型的建立垫定了我们对磁性的理解。记算是有效的方法来验正理论及予测新性能。在此过程中建立模型和其边界条件需要对材料的几何形状,结构和性能进行准确的测量。第2卷收集总结磁性理论、模拟、结构和性能的测量的最新成果。
本书的读者对象为研究生和相关专业的研究人员。

目录
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007695-01.txt 
 
  1.1introduction1
1.2magnetic force microscopy2
1.2.1basic operating principles of mfm2
1.2.2force gradient detection2
1.2.3sensitivity and resolution3
1.2.4tip\|sample interaction4
1.2.5force sensor7
1.3development of advanced mfm tips8
1.3.1high coercivity copt mfm tips8
1.3.2superparamagnetic and low stray magnetic field 
mfm tips13
1.3.3electron\|beam\|induced\|deposited 
(ebid)mfm tips15
1.3.4point\|dipole mfm tips17
1.3.5focused ion beam milling mfm tips20
references22

2lorentz microscopy and holography characterization of magnetic 
materials24
2.1introduction24
2.2instrumentation25
2.3analytical electron microscopy for structure 
characterization29
2.3.1outline of current analytical electron 
microscopy29
2.3.2thickness measurement by eels31
2.3.3elemental mapping with eds33
2.4lorentz microscopy on magnetic domain structure35
2.4.1principles of lorentz microscopy35
2.4.2lorentz microscopy using conventional transmission 
electron microscopes36
2.4.3lorentz microscopy using scanning transmission 
electron microscopes44
2.5principles and application of electron holography46
2.5.1principles of electron holography46
2.5.2practice of electron holography51
2.5.3application of electron holography52
2.6concluding remarks63
references63

3characterization of magnetic materials by means of neutron 
scattering66
3.1introduction66
3.1.1cross section formalism69
3.1.2polarized neutron beam instrumentation71
3.1.3the polarization of the scattered beam77
3.2elastic magnetic scattering80
3.2.1smallangle scattering80
3.2.2neutron diffraction84
3.2.3reflection of neutrons from magnetic surfaces and 
interfaces90
3.3inelastic magnetic scattering97
3.3.1studies of elementary excitations by tripleaxis 
spectroscopy97
3.3.2detection of slow motions by neutron spin echo101
3.4summaries107
references 108

4advanced transmission electron microscopy of nanostructured 
magnetic materials113
4.1introduction113
4.2specimen preparation114
4.2.1bulk samples 114
4.2.2magnetic thin films114
4.2.3magnetic nanowires118
4.2.4magnetic powders119
4.2.5special techniques120
4.3electron diffraction121
4.3.1sad pattern and the ring pattern 121
4.3.2convergent beam electron diffraction122
4.3.3nanodiffraction124
4.4high resolution and superresolution tem129
4.4.1an image processing model130
4.4.2procedure for image reconstruction135
4.4.3test of the imageprocessing model 135
4.5selected reflection imaging138
4.5.1origination of the technique 138
4.5.2experimental method in conventional tem139
4.5.3application of sri140
4.5.4experimental setup in a stem142
4.6stem and zcontrast imaging143
4.7electron energy loss spectroscopy145
4.8concluding remarks148
references148

5mssbauer spectroscopy characterization of soft magnetic 
nanocrystalline alloys151
5.1introduction151
5.2mssbauer spectroscopy155
5.2.1principles of the mssbauer effect155
5.2.2hyperfine interactions164
5.2.3the rfmssbauer technique168
5.3experiment171
5.3.1formation of the crystalline nanostructure in 
amorphous matrix171
5.3.2primary characterization of thermal stability of amorphous
precursor—formation of nanostructure173
5.4mssbauer study of the structure and magnetism of finemet 
alloys178
5.5mssbauer study of the structure and magnetism of 
nanoperm alloys188
5.5.1conventional mssbauer studies191
5.5.2the rfmssbauer studies212
5.6surface and bulk nanocrystallization of amorphous fecunbsib 
and fembcu alloys\|the cems study 232
5.7short range order in amorphous precursors—the 
rfmssbauer study244
5.8determination of the grain size by xrd and saxs 
techniques\|correlation with the mssbauer results250
references260

6atom probe characterization of microstructures of nanocrystalline 
and nanocomposite magnetic materials266
6.1introduction266
6.2the atom probe technique267
6.3microstructural evolution in nanocrystalline soft magnetic 
materials271
6.3.1finemet (fesibnbcu)271
6.3.2nanoperm (fezrb(cu))279
6.3.3hitperm ((fe,co)zrbcu)287
6.4microstructural evolution in nanocomposite magnets289
6.4.1fe3b/nd2fe14b system290
6.4.2αfe/nd2fe14b system295
6.4.3amorphous remaining αfe/nd2fe14b 
nanocomposite299
6.5roles of microalloyed elements in nanocrystallization301
6.6effect of heating rates on nanocrystalline microstructure 
evolution304
6.7summary306
references306

7itinerantelectron metamagnetism310
7.1introduction310
7.2theoretical aspects of itinerantelectron metamagnetism311
7.2.1landau expansion coefficients and magnetic phase 
diagram311
7.2.2paramagnetic susceptibility maximum in the 
temperature dependence314
7.3itinerantelectron metamagnetism of lavesphase 
exchangeenhanced pauli  paramagnets315
7.3.1metamagnetic transition in the ground state315
7.3.2relationship between the susceptibility maximum
and the transition field317
7.3.3metamagnetic transition at finite temperatures320
7.4correlation between the magnetovolume effects 
and metamagnetic transition321
7.4.1concentration dependence of the curie temperature 
and  spontaneous magnetization321
7.4.2pressure effects on the curie temperature and
 spontaneous magnetization322
7.4.3thermal expansion anomaly and spin fluctuations327
7.5determination of the landau coefficients 329
7.5.1pressure effect on the critical field of the 
metamagnetic transition329
7.5.2comparison between the experimental and theoretical
 magnetic phase diagrams333
7.6suppression of spin fluctuations in lavesphase
metamagnets337
7.6.1concentration dependence of the specific heat coefficient  
of lavesphase compounds337
7.6.2large electronic specific heat coefficient due to spin
 fluctuations and its  suppression under high fields338
7.7metamagnetic  transition  at  finite  temperatures  of  ferromagnetic 
la(fe1-xsix)13 nazn13type compounds340
7.7.1magnetization and magnetic phase diagram340
7.7.2thermal expansion anomaly346
7.7.3pressure effect on the metamagnetic transition347
7.7.4control of the metamagnetic transition by hydrogen
absorption350
7.8drastic changes in magnetic and electrical properties and 
their practical  applications353
7.8.1isotropic giant volume magnetostriction353
7.8.2giant magnetocaloric effect358
7.8.3giant magnetoresistance365
7.9concluding remarks366
references367

8modeling of hysteresis in magnetic materials372
8.1introduction372
8.2development of model theories of hysteresis373
8.3magnetism at the discrete level of individual atoms and beyond 
to the continuum level: landaulifschitzgilbert model and 
micromagnetics375
8.4magnetism of domain rotation: stonerwohlfarth378
8.5magnetism at the level of domain boundaries: 
neel, globusguyot, bertotti382
8.6magnetism at the macroscopic scale: the integration of single 
domain switching processes and the preisach model386
8.7magnetism at the multidomain level: energy considerations 
and the jilesatherton model391
8.7.1description of the anhysteretic magnetization392
8.7.2extension to describe hysteresis393
8.7.3extension to describe the effects of stress 
on magnetization395
8.7.4extension to describe the effects of frequency on 
magnetization396
8.7.5applications397
8.8summary403
references404

9coarse\|graining and hierarchical simulation of magnetic materials: 
the fast multipole method407
9.1introduction407
9.2the fast multipole method: simplest implementation408
9.3cartesian formulation of the fmm414
9.4history of the fmm416
9.5micromagnetic applications of the fmm417
references420

10numerical simulation of quasistatic and dynamic remagnetization 
processes with special applications to thin films and 
nanoparticles421
10.1basic micromagnetic concepts and main energy 
contributions421
10.2discretization methods: simplicity and speed
versus exact shape approximation422
10.2.1regular (translationally invariant) grids423
10.2.2tetrahedron mesh424
10.3evaluation of various energy contributions427
10.3.1anisotropy energy in polycrystalline samples428
10.3.2exchange energy: node\|supported discretization,
heisenberg\|like form and angle\|based 
interpolation429
10.3.3stray field evaluation on regular grids434
10.4energy minimization methods443
10.4.1standard minimization technique: conjugate 
gradients444
10.4.2equation of motion techniques and simple 
relaxation methods447
10.4.3advanced relaxation methods combined with the
extrapolation techniques449
10.4.4alignment methods451
10.5equilibrium magnetization structures and quasistatic 
remagnetization processes454
10.5.1nanosized magnetic elements454
10.5.2extended thin films and patterned structures459
10.5.3quasistatic remagnetization in nanocomposites: 
individual particle switching and cooperative 
remagnetization processes463
10.6equilibrium and non\|equilibrium thermodynamics: langevin 
dynamics, monte carlo method and path integrals469
10.6.1fast remagnetization processes: langevin 
dynamics vs. monte carlo method469
10.6.2slow remagnetization dynamics489
references503

11preisach model and simulation of relaxation kinetics508
11.1introduction508
11.2the response operator509
11.3the preisach model 510
11.4ensembles of systems in random potential518
11.5representability of the ensemble evolution by the pm520
11.6connection of the “classical” irreversibility parameters 
with the pm523
11.7representations of some ensembles by the pm525
11.7.1campbell random potential and stabilization of 
domain walls525
11.7.2periodic potentials with random phase530
11.8uncertainty in prediction of relaxation kinetics
based on the pm535
11.9summary539
references540

12antiferromagnetism of mn alloys541
12.1introduction541
12.2theory of itinerant electron magnetism with the
hubbard model542
12.2.1model for the itinerant electron systems542
12.2.2path\|integral approach for the itinerant\|electron
magnetism542
12.2.3saddle point (molecular field) approximation544
12.2.4rotation of the local spin axes in the complex 
magnetic structures545
12.2.5magnetic excitation energy and the exchange 
constant547
12.3first principles approach for the magnetic structures of 
transition metal systems550
12.3.1tight\|binding (tb)\|lmto method for complex
magnetic structures550
12.3.2coherent potential approximation (cpa) for 
disordered alloys552
12.3.3effective exchange constant553
12.4electronic and magnetic structures of γ\|mn and 
mn alloys554
12.4.1γ\|mn554
12.4.2femn disordered alloy559
12.4.3l10\|type mnpt, mnni and mnpd alloys564
12.4.4l12\|type and γ\|phase mn3ir alloys572
12.5experimental observations of antiferromagnetism
of mn alloys578
12.5.1concentration dependence of the néel temperature 
of l12\|type (≡γ′\|phase) mn ordered 
alloy systems578
12.5.2concentration dependence of the néel temperature 
of γ\|phase mn disordered alloy systems581
12.5.3lattice distortions and spin structures of 
γ\|phase mn disordered alloys582
12.5.4concentration dependence of the néel temperature 
of l10(≡cuau\|i)\|type alloy systems586
12.5.5low\|temperature specific heat and temperature
dependence of electrical resistivity587
12.6antiferromagnetic properties related to magnetic
devices589
12.6.1magnetovolume effects and thermal strains590
12.6.2blocking temperature and magnetic domains in
antiferromanets593
12.6.3frustration of antiferromagnetic spin structures 
and exchange bias field594
12.7concluding remarks597
references597

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