Neutron Scattering (eBook)

Front Cover 1
Neutron Scattering 4
Copyright Page 5
Contentes 6
Preface 10
List of Symbols 14
Chapter 18. Phase Transitions 16
18.1. Introduction 16
18.2. Phase Transitions and Neutron Scattering 18
18.3. Phase Transitions in Pure Model Systems 35
18.4. Disordered Systems 55
18.5. Structural Phase Transitions 71
18.6. Conclusions 77
References 78
Chapter 19. Magnetic Structures 84
19.1. Introduction 84
19.2. Elastic Neutron Scattering 86
19.3. Experimental Techniques 98
19.4. Usefulness of Polarized Neutron Beams 108
19.5. Group Theory and Magnetic Structure Determination 125
19.6. Ferromagnetic and Antiferromagnetic Structures 134
19.7. Incommensurate Magnetic Structures 146
19.8. Investigation of Magnetic Phase Diagrams 161
19.9. Concluding Remarks 166
References 169
Chapter 20. Magnetic Excitations 174
20.1. Introduction to Theory and Techniques 174
20.2. 3d Transition Metals, Alloys, and Compounds 191
20.3. 4f Lanthanide Metals, Alloys, and Compounds 210
20.4. 5f Actinide Systems 232
20.5. Low-Dimensional Magnetic Systems 238
20.6. Summary and Future Prospects 247
References 250
Chapter 21. Nuclear Magnetism 256
21.1. Introduction 256
21.2. Neutron Scattering by a Macroscopic Target 265
21.3. The Pseudomagnetic Nuclear Field 269
21.4 Pseudomagnetic Resonance 272
21.5. Measurement of Nuclear Pseudomagnetic Moments 276
21.6. Bragg Scattering by Ordered Nuclear Spins 284
References 299
Chapter 22. Polymers 302
22.1. Introduction 302
22.2. Small-Angle Neutron Scattering 303
22.3. Dynamics of Polymer Molecules 329
References 345
Chapter 23. Neutron Crystallography of Proteins 350
23.1. Introduction 350
23.2. Instrumentation for Data Collection 352
23.3. Determination of an Initial Model for a Protein 356
23.4. Methods of Neutron Structure Refinement 358
23.5. Structural Results of Neutron Diffraction Studies of Proteins 360
23.6. Studies of Protein Dynamics Using Neutron Diffraction 369
23.7. Summary and Conclusions 378
References 379
Chapter 24. Molecular Biology 382
24.1. Introduction 382
24.2. The Neutron Small-Angle Camera D11 383
24.3. Basic Features of Neutron Scattering 384
24.4. Contrast Variation 389
24.5. Scattering Density and Forward Scattering 391
24.6. Scattering Function of a Single Particle 393
24.7. The Multipole Expansion 398
24.8. In-Situ Structure Determination 411
24.9. Triangulation 415
References 416
Chapter 25. Industrial Applications 420
25.1. Introduction 420
25.2. The Neutron Beam as a Materials Probe 421
25.3. Applied Neutron Techniques and Their Possible Alternatives 431
25.4. Neutron Radiography 436
25.5 Microstructure Determination by Small-Angle Neutron Scattering 441
25.6. Multiphase Analysis Using Powder Neutron Diffraction 459
25.7. Measurement of Texture and Crystal Quality 464
25.8 Residual Stress Measurement by High-Resolution Neutron Diffraction 473
25.9. Diffuse Scattering 479
25.10 Inelastic Scattering from Vibrational States 483
25.11. Portable Sources 487
25.12. How to Go about Industrial Research 490
25.13. Conclusions 493
References 494
Index 498
Contents of Volume 23, PART A . 503
Contents of Volume 23, PART B. 504