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Modern Aspects of Spin Physics 2007 ed. [Kietas viršelis]

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  • Formatas: Hardback, 129 pages, aukštis x plotis: 235x155 mm, weight: 840 g, XIII, 129 p., 1 Hardback
  • Serija: Lecture Notes in Physics 712
  • Išleidimo metai: 26-Oct-2006
  • Leidėjas: Springer-Verlag Berlin and Heidelberg GmbH & Co. K
  • ISBN-10: 3540385908
  • ISBN-13: 9783540385905
Kitos knygos pagal šią temą:
  • Formatas: Hardback, 129 pages, aukštis x plotis: 235x155 mm, weight: 840 g, XIII, 129 p., 1 Hardback
  • Serija: Lecture Notes in Physics 712
  • Išleidimo metai: 26-Oct-2006
  • Leidėjas: Springer-Verlag Berlin and Heidelberg GmbH & Co. K
  • ISBN-10: 3540385908
  • ISBN-13: 9783540385905
Kitos knygos pagal šią temą:
The spin degree of freedom is an intrinsically quantum-mechanical phenomenon, leading to both intriguing applications (such as quantum information storage and processing) and unsolved fundamental issues (such as "where does the proton spin come from"). The present volume investigates central aspects of modern spin physics in the form of  extensive lectures on semiconductor spintronics, the spin-pairing mechanism in high- temperature semiconductors, spin in quantum field theory and the nucleon spin.

The spin degree of freedom is an intrinsically quantum-mechanical phenomenon, leading to both intriguing applications and unsolved fundamental issues (such as "where does the proton spin come from"). The present volume investigates central aspects of modern spin physics in the form of extensive lectures on semiconductor spintronics, the spin-pairing mechanism in high-temperature semiconductors, spin in quantum field theory and the nucleon spin.
Semiconductor Spintronics
T. Dietl
1
1 Why Spintronics?
1
2 Non-magnetic Semiconductors
4
2.1 Overview
4
2.2 Spin Relaxation and Dephasing
5
2.3 An Example of Spin Filter
6
3 Hybrid Structures
7
3.1 Overview
7
3.2 Spin Injection
8
3.3 Search for Solid-state Stern-Gerlach Effect
9
4 Diluted Magnetic Semiconductors
11
4.1 Overview
11
4.2 Magnetic Impurities in Semiconductors
12
4.3 Exchange Interaction Between Band and Localized Spins
14
4.4 Electronic Properties
15
4.5 Magnetic Polarons
17
4.6 Exchange Interactions between Localized Spins
17
4.7 Magnetic Collective Phenomena
18
5 Properties of Ferromagnetic Semiconductors
19
5.1 Overview
19
5.2 p-d Zener Model
20
5.3 Curie Temperature — Chemical Trends
22
5.4 Micromagnetic Properties
23
5.5 Optical Properties
26
5.6 Charge Transport Phenomena
28
5.7 Spin Transport Phenomena
36
5.8 Methods of Magnetization Manipulation
37
6 Summary and Outlook
37
References
40
Lectures on the Spin Pairing Mechanism in High-Temperature Superconductors
E. Arrigoni
47
1 Introduction
47
2 Superconductivity
48
3 Phonon-Mediated Effective Attraction between Electrons
50
4 BCS Theory
53
5 High-Temperature Superconductors
55
6 Pairing Mediated by Spin Fluctuations: Linear Response to Magnetic Excitations
59
References
65
Spin in Quantum Field Theory
S. Forte
67
1 From Quantum Mechanics to Field Theory
67
2 Spin and Statistics
68
2.1 The Galilei Group and the Lorentz Group
68
2.2 Statistics and Topology
70
2.3 Bosons, Fermions and Anyons
74
3 A Path Integral for Spin
79
3.1 The Spin Action
79
3.2 Classical Dynamics
81
3.3 Geometric Quantization
82
4 Relativistic Spinning Particles
86
4.1 Path Integral for Spinless Particles
86
4.2 The Classical Spinning Particle
88
4.3 Quantum Spinning Particles and Fermions
90
5 Conclusion
93
References
94
Nucleon Spin
E. Leader
95
1 Introduction
95
2 Polarized Lepton-Nucleon Deep Inelastic Scattering
97
3 The Spin Crisis in the Parton Model
101
4 Resolution of the Spin Crisis: The Axial Anomaly
105
5 Matrix Elements of Angular Momentum Operators: The Problem
108
6 Relativistic Spin States
111
7 Matrix Elements of Angular Momentum Operators: The Results
113
7.1 Canonical Spin State Matrix Elements
114
7.2 Helicity State Matrix Elements
116
8 Angular Momentum Sum Rules
118
8.1 General Structure of Sum Rules: Parton Transverse Momentum
118
8.2 The Longitudinal Sum Rule
122
8.3 The Transverse Case: The New Sum Rulexs
123
8.4 Comparison with Results in the Literature
125
9 Interpretation of the Sum Rules
126
References
127
Index 129