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DPSM for modeling engineering problems [[electronic resource] /] / edited by Dominique Placko and Tribikram Kundu
| DPSM for modeling engineering problems [[electronic resource] /] / edited by Dominique Placko and Tribikram Kundu |
| Pubbl/distr/stampa | Hoboken, N.J., : Wiley-Interscience, c2007 |
| Descrizione fisica | 1 online resource (394 p.) |
| Disciplina | 620.015118 |
| Altri autori (Persone) |
PlackoDominique
KunduT (Tribikram) |
| Soggetto topico |
Distributed point source method (Numerical analysis)
Engineering mathematics Ultrasonic waves - Mathematical models Electromagnetic devices - Design and construction - Mathematics Electrostatics - Mathematics Electromagnetism - Mathematical models Magnetism - Mathematical models |
| Soggetto genere / forma | Electronic books. |
| ISBN |
1-280-90115-2
9786610901159 0-470-14240-5 0-470-14239-1 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
DPSM FOR MODELING ENGINEERING PROBLEMS; CONTENTS; Preface; Contributors; Chapter 1 - Basic Theory of Distributed Point Source Method (DPSM) and Its Application to Some Simple Problems; 1.1 Introduction and Historical Development of DPSM; 1.2 Basic Principles of DPSM Modeling; 1.2.1 The fundamental idea; 1.2.1.1 Basic equations; 1.2.1.2 Boundary conditions; 1.2.2 Example in the case of a magnetic open core sensor; 1.2.2.1 Governing equations and solution; 1.2.2.2 Solution of coupling equations; 1.2.2.3 Results and discussion; 1.3 Examples From Ultrasonic Transducer Modeling
1.3.1 Justification of modeling a finite plane source by a distribution of point sources1.3.2 Planar piston transducer in a fluid; 1.3.2.1 Conventional surface integral technique; 1.3.2.2 Alternative DPSM for computing the ultrasonic field; 1.3.2.3 Restrictions on r(s) for point source distribution; 1.3.3 Focused transducer in a homogeneous fluid; 1.3.4 Ultrasonic field in a nonhomogeneous fluid in the presence of an interface; 1.3.4.1 Pressure field computation in fluid 1 at point P; 1.3.4.2 Pressure field computation in fluid 2 at point Q 1.3.5 DPSM technique for ultrasonic field modeling in nonhomogeneous fluid1.3.5.1 Field computation in fluid 1; 1.3.5.2 Field in fluid 2; 1.3.6 Ultrasonic field in the presence of a scatterer; 1.3.7 Numerical results; 1.3.7.1 Ultrasonic field in a homogeneous fluid; 1.3.7.2 Ultrasonic field in a nonhomogeneous fluid - DPSM technique; 1.3.7.3 Ultrasonic field in a nonhomogeneous fluid - surface integral method; 1.3.7.4 Ultrasonic field in the presence of a finite-size scatterer; References; Chapter 2-Advanced Theory of DPSM-Modeling Multilayered Medium and Inclusions of Arbitrary Shape 2.1 Introduction2.2 Theory of Multilayered Medium Modeling; 2.2.1 Transducer faces not coinciding with any interface; 2.2.1.1 Source strength determination from boundary and interface conditions; 2.2.2 Transducer faces coinciding with the interface - case 1: transducer faces modeled separately; 2.2.2.1 Source strength determination from interface and boundary conditions; 2.2.2.2 Counting number of equations and number of unknowns; 2.2.3 Transducer faces coinciding with the interface - case 2: transducer faces are part of the interface 2.2.3.1 Source strength determination from interface and boundary conditions2.2.4 Special case involving one interface and one transducer only; 2.3 Theory for Multilayered Medium Considering the Interaction Effect on the Transducer Surface; 2.3.1 Source strength determination from interface conditions; 2.3.2 Counting number of equations and number of unknowns; 2.4 Interference between Two Transducers: Step-by-Step Analysis of Multiple Reflection; 2.5 Scattering by an Inclusion of Arbitrary Shape; 2.6 Scattering by an Inclusion of Arbitrary Shape - An Alternative Approach 2.7 Electric Field in a Multilayered Medium |
| Record Nr. | UNINA-9910143404303321 |
| Hoboken, N.J., : Wiley-Interscience, c2007 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
DPSM for modeling engineering problems [[electronic resource] /] / edited by Dominique Placko and Tribikram Kundu
| DPSM for modeling engineering problems [[electronic resource] /] / edited by Dominique Placko and Tribikram Kundu |
| Pubbl/distr/stampa | Hoboken, N.J., : Wiley-Interscience, c2007 |
| Descrizione fisica | 1 online resource (394 p.) |
| Disciplina | 620.015118 |
| Altri autori (Persone) |
PlackoDominique
KunduT (Tribikram) |
| Soggetto topico |
Distributed point source method (Numerical analysis)
Engineering mathematics Ultrasonic waves - Mathematical models Electromagnetic devices - Design and construction - Mathematics Electrostatics - Mathematics Electromagnetism - Mathematical models Magnetism - Mathematical models |
| ISBN |
1-280-90115-2
9786610901159 0-470-14240-5 0-470-14239-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
DPSM FOR MODELING ENGINEERING PROBLEMS; CONTENTS; Preface; Contributors; Chapter 1 - Basic Theory of Distributed Point Source Method (DPSM) and Its Application to Some Simple Problems; 1.1 Introduction and Historical Development of DPSM; 1.2 Basic Principles of DPSM Modeling; 1.2.1 The fundamental idea; 1.2.1.1 Basic equations; 1.2.1.2 Boundary conditions; 1.2.2 Example in the case of a magnetic open core sensor; 1.2.2.1 Governing equations and solution; 1.2.2.2 Solution of coupling equations; 1.2.2.3 Results and discussion; 1.3 Examples From Ultrasonic Transducer Modeling
1.3.1 Justification of modeling a finite plane source by a distribution of point sources1.3.2 Planar piston transducer in a fluid; 1.3.2.1 Conventional surface integral technique; 1.3.2.2 Alternative DPSM for computing the ultrasonic field; 1.3.2.3 Restrictions on r(s) for point source distribution; 1.3.3 Focused transducer in a homogeneous fluid; 1.3.4 Ultrasonic field in a nonhomogeneous fluid in the presence of an interface; 1.3.4.1 Pressure field computation in fluid 1 at point P; 1.3.4.2 Pressure field computation in fluid 2 at point Q 1.3.5 DPSM technique for ultrasonic field modeling in nonhomogeneous fluid1.3.5.1 Field computation in fluid 1; 1.3.5.2 Field in fluid 2; 1.3.6 Ultrasonic field in the presence of a scatterer; 1.3.7 Numerical results; 1.3.7.1 Ultrasonic field in a homogeneous fluid; 1.3.7.2 Ultrasonic field in a nonhomogeneous fluid - DPSM technique; 1.3.7.3 Ultrasonic field in a nonhomogeneous fluid - surface integral method; 1.3.7.4 Ultrasonic field in the presence of a finite-size scatterer; References; Chapter 2-Advanced Theory of DPSM-Modeling Multilayered Medium and Inclusions of Arbitrary Shape 2.1 Introduction2.2 Theory of Multilayered Medium Modeling; 2.2.1 Transducer faces not coinciding with any interface; 2.2.1.1 Source strength determination from boundary and interface conditions; 2.2.2 Transducer faces coinciding with the interface - case 1: transducer faces modeled separately; 2.2.2.1 Source strength determination from interface and boundary conditions; 2.2.2.2 Counting number of equations and number of unknowns; 2.2.3 Transducer faces coinciding with the interface - case 2: transducer faces are part of the interface 2.2.3.1 Source strength determination from interface and boundary conditions2.2.4 Special case involving one interface and one transducer only; 2.3 Theory for Multilayered Medium Considering the Interaction Effect on the Transducer Surface; 2.3.1 Source strength determination from interface conditions; 2.3.2 Counting number of equations and number of unknowns; 2.4 Interference between Two Transducers: Step-by-Step Analysis of Multiple Reflection; 2.5 Scattering by an Inclusion of Arbitrary Shape; 2.6 Scattering by an Inclusion of Arbitrary Shape - An Alternative Approach 2.7 Electric Field in a Multilayered Medium |
| Record Nr. | UNINA-9910829906203321 |
| Hoboken, N.J., : Wiley-Interscience, c2007 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
DPSM for modeling engineering problems / / edited by Dominique Placko and Tribikram Kundu
| DPSM for modeling engineering problems / / edited by Dominique Placko and Tribikram Kundu |
| Pubbl/distr/stampa | Hoboken, N.J., : Wiley-Interscience, c2007 |
| Descrizione fisica | 1 online resource (394 p.) |
| Disciplina | 620.001/51 |
| Altri autori (Persone) |
PlackoDominique
KunduT (Tribikram) |
| Soggetto topico |
Distributed point source method (Numerical analysis)
Engineering mathematics Ultrasonic waves - Mathematical models Electromagnetic devices - Design and construction - Mathematics Electrostatics - Mathematics Electromagnetism - Mathematical models Magnetism - Mathematical models |
| ISBN |
1-280-90115-2
9786610901159 0-470-14240-5 0-470-14239-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
DPSM FOR MODELING ENGINEERING PROBLEMS; CONTENTS; Preface; Contributors; Chapter 1 - Basic Theory of Distributed Point Source Method (DPSM) and Its Application to Some Simple Problems; 1.1 Introduction and Historical Development of DPSM; 1.2 Basic Principles of DPSM Modeling; 1.2.1 The fundamental idea; 1.2.1.1 Basic equations; 1.2.1.2 Boundary conditions; 1.2.2 Example in the case of a magnetic open core sensor; 1.2.2.1 Governing equations and solution; 1.2.2.2 Solution of coupling equations; 1.2.2.3 Results and discussion; 1.3 Examples From Ultrasonic Transducer Modeling
1.3.1 Justification of modeling a finite plane source by a distribution of point sources1.3.2 Planar piston transducer in a fluid; 1.3.2.1 Conventional surface integral technique; 1.3.2.2 Alternative DPSM for computing the ultrasonic field; 1.3.2.3 Restrictions on r(s) for point source distribution; 1.3.3 Focused transducer in a homogeneous fluid; 1.3.4 Ultrasonic field in a nonhomogeneous fluid in the presence of an interface; 1.3.4.1 Pressure field computation in fluid 1 at point P; 1.3.4.2 Pressure field computation in fluid 2 at point Q 1.3.5 DPSM technique for ultrasonic field modeling in nonhomogeneous fluid1.3.5.1 Field computation in fluid 1; 1.3.5.2 Field in fluid 2; 1.3.6 Ultrasonic field in the presence of a scatterer; 1.3.7 Numerical results; 1.3.7.1 Ultrasonic field in a homogeneous fluid; 1.3.7.2 Ultrasonic field in a nonhomogeneous fluid - DPSM technique; 1.3.7.3 Ultrasonic field in a nonhomogeneous fluid - surface integral method; 1.3.7.4 Ultrasonic field in the presence of a finite-size scatterer; References; Chapter 2-Advanced Theory of DPSM-Modeling Multilayered Medium and Inclusions of Arbitrary Shape 2.1 Introduction2.2 Theory of Multilayered Medium Modeling; 2.2.1 Transducer faces not coinciding with any interface; 2.2.1.1 Source strength determination from boundary and interface conditions; 2.2.2 Transducer faces coinciding with the interface - case 1: transducer faces modeled separately; 2.2.2.1 Source strength determination from interface and boundary conditions; 2.2.2.2 Counting number of equations and number of unknowns; 2.2.3 Transducer faces coinciding with the interface - case 2: transducer faces are part of the interface 2.2.3.1 Source strength determination from interface and boundary conditions2.2.4 Special case involving one interface and one transducer only; 2.3 Theory for Multilayered Medium Considering the Interaction Effect on the Transducer Surface; 2.3.1 Source strength determination from interface conditions; 2.3.2 Counting number of equations and number of unknowns; 2.4 Interference between Two Transducers: Step-by-Step Analysis of Multiple Reflection; 2.5 Scattering by an Inclusion of Arbitrary Shape; 2.6 Scattering by an Inclusion of Arbitrary Shape - An Alternative Approach 2.7 Electric Field in a Multilayered Medium |
| Record Nr. | UNINA-9910876896203321 |
| Hoboken, N.J., : Wiley-Interscience, c2007 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Simple models of magnetism [[electronic resource] /] / Ralph Skomski
| Simple models of magnetism [[electronic resource] /] / Ralph Skomski |
| Autore | Skomski Ralph <1961-> |
| Pubbl/distr/stampa | Oxford, : Oxford University Press, c2008 |
| Descrizione fisica | 1 online resource (366 p.) |
| Disciplina | 538.011 |
| Collana | Oxford Graduate Texts |
| Soggetto topico |
Magnetism
Magnetism - Mathematical models |
| Soggetto genere / forma | Electronic books. |
| ISBN |
0-19-965539-1
9786611160401 1-4356-3892-1 0-19-152475-1 1-281-16040-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Contents; List of abbreviations; List of panels and tables; Preface; 1 Introduction: The simplest models of magnetism; 1.1 Field and magnetization; 1.2 The circular-current model; 1.3 Paramagnetic spins; 1.4 Ising model and exchange; 1.5 The viscoelastic model of magnetization dynamics; Exercises; 2 Models of exchange; 2.1 Atomic origin of exchange; 2.1.1 One-electron wave functions; 2.1.2 Two-electron wave functions; 2.1.3 Hamiltonian and spin structure; 2.1.4 Heisenberg model; 2.1.5 Independent-electron approximation; 2.1.6 Correlations; 2.1.7 *Hubbard model; 2.1.8 *Kondo model
2.2 Magnetic ions2.2.1 Atomic orbitals; 2.2.2 Angular-momentum algebra; 2.2.3 Vector model and Hund's rules; 2.2.4 Spin and orbital moment; 2.3 Exchange between local moments; 2.3.1 Exchange in oxides; 2.3.2 Ruderman-Kittel exchange; 2.3.3 Zero-temperature spin structure; 2.4 Itinerant magnetism; 2.4.1 Free electrons, Pauli susceptibility, and the Bloch model; 2.4.2 Band structure; 2.4.3 Stoner model and beyond; 2.4.4 *Itinerant antiferromagnets; Exercises; 3 Models of magnetic anisotropy; 3.1 Phenomenological models; 3.1.1 Uniaxial anisotropy 3.1.2 Second-order anisotropy of general symmetry3.1.3 Higher-order anisotropies of nonuniaxial symmetry; 3.1.4 Cubic anisotropy; 3.1.5 Anisotropy coefficients; 3.1.6 Anisotropy fields; 3.2 Models of pair anisotropy; 3.2.1 Dipolar interactions and shape anisotropy; 3.2.2 Demagnetizing factors; 3.2.3 Applicability of the shape-anisotropy model; 3.2.4 The Néel model; 3.3 Spin-orbit coupling and crystal-field interaction; 3.3.1 Relativistic origin of magnetism; 3.3.2 Hydrogen-like atomic wave functions; 3.3.3 Crystal-field interaction; 3.3.4 Quenching; 3.3.5 Spin-orbit coupling 3.4 The single-ion model of magnetic anisotropy3.4.1 Rare-earth anisotropy; 3.4.2 Point-charge model; 3.4.3 The superposition model; 3.4.4 Transition-metal anisotropy; 3.5 Other anisotropies; 3.5.1 Magnetoelasticity; 3.5.2 Anisotropic exchange; 3.5.3 Models of surface anisotropy; Exercises; 4 Micromagnetic models; 4.1 Stoner-Wohlfarth model; 4.1.1 Aligned Stoner-Wohlfarth particles; 4.1.2 Angular dependence; 4.1.3 Spin reorientations and other first-order transitions; 4.1.4 Limitations of the Stoner-Wohlfarth model; 4.2 Hysteresis; 4.2.1 Micromagnetic free energy 4.2.2 *Magnetostatic self-interaction4.2.3 *Exchange stiffness; 4.2.4 Linearized micromagnetic equations; 4.2.5 Micromagnetic scaling; 4.2.6 Domains and domain walls; 4.3 Coercivity; 4.3.1 Nucleation; 4.3.2 Pinning; 4.3.3 Phenomenological coercivity modeling; 4.4 Grain-boundary models; 4.4.1 Boundary conditions; 4.4.2 Spin structure at grain boundaries; 4.4.3 Models with atomic resolution; 4.4.4 Nanojunctions; Exercises; 5 Finite-temperature magnetism; 5.1 Basic statistical mechanics; 5.1.1 Probability and partition function; 5.1.2 *Fluctuations and response; 5.1.3 Phase transitions 5.1.4 Landau theory |
| Record Nr. | UNINA-9910465138403321 |
Skomski Ralph <1961->
|
||
| Oxford, : Oxford University Press, c2008 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Simple models of magnetism [[electronic resource] /] / Ralph Skomski
| Simple models of magnetism [[electronic resource] /] / Ralph Skomski |
| Autore | Skomski Ralph <1961-> |
| Pubbl/distr/stampa | Oxford, : Oxford University Press, c2008 |
| Descrizione fisica | 1 online resource (366 p.) |
| Disciplina | 538.011 |
| Collana | Oxford Graduate Texts |
| Soggetto topico |
Magnetism
Magnetism - Mathematical models |
| ISBN |
0-19-965539-1
9786611160401 1-4356-3892-1 0-19-152475-1 1-281-16040-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Contents; List of abbreviations; List of panels and tables; Preface; 1 Introduction: The simplest models of magnetism; 1.1 Field and magnetization; 1.2 The circular-current model; 1.3 Paramagnetic spins; 1.4 Ising model and exchange; 1.5 The viscoelastic model of magnetization dynamics; Exercises; 2 Models of exchange; 2.1 Atomic origin of exchange; 2.1.1 One-electron wave functions; 2.1.2 Two-electron wave functions; 2.1.3 Hamiltonian and spin structure; 2.1.4 Heisenberg model; 2.1.5 Independent-electron approximation; 2.1.6 Correlations; 2.1.7 *Hubbard model; 2.1.8 *Kondo model
2.2 Magnetic ions2.2.1 Atomic orbitals; 2.2.2 Angular-momentum algebra; 2.2.3 Vector model and Hund's rules; 2.2.4 Spin and orbital moment; 2.3 Exchange between local moments; 2.3.1 Exchange in oxides; 2.3.2 Ruderman-Kittel exchange; 2.3.3 Zero-temperature spin structure; 2.4 Itinerant magnetism; 2.4.1 Free electrons, Pauli susceptibility, and the Bloch model; 2.4.2 Band structure; 2.4.3 Stoner model and beyond; 2.4.4 *Itinerant antiferromagnets; Exercises; 3 Models of magnetic anisotropy; 3.1 Phenomenological models; 3.1.1 Uniaxial anisotropy 3.1.2 Second-order anisotropy of general symmetry3.1.3 Higher-order anisotropies of nonuniaxial symmetry; 3.1.4 Cubic anisotropy; 3.1.5 Anisotropy coefficients; 3.1.6 Anisotropy fields; 3.2 Models of pair anisotropy; 3.2.1 Dipolar interactions and shape anisotropy; 3.2.2 Demagnetizing factors; 3.2.3 Applicability of the shape-anisotropy model; 3.2.4 The Néel model; 3.3 Spin-orbit coupling and crystal-field interaction; 3.3.1 Relativistic origin of magnetism; 3.3.2 Hydrogen-like atomic wave functions; 3.3.3 Crystal-field interaction; 3.3.4 Quenching; 3.3.5 Spin-orbit coupling 3.4 The single-ion model of magnetic anisotropy3.4.1 Rare-earth anisotropy; 3.4.2 Point-charge model; 3.4.3 The superposition model; 3.4.4 Transition-metal anisotropy; 3.5 Other anisotropies; 3.5.1 Magnetoelasticity; 3.5.2 Anisotropic exchange; 3.5.3 Models of surface anisotropy; Exercises; 4 Micromagnetic models; 4.1 Stoner-Wohlfarth model; 4.1.1 Aligned Stoner-Wohlfarth particles; 4.1.2 Angular dependence; 4.1.3 Spin reorientations and other first-order transitions; 4.1.4 Limitations of the Stoner-Wohlfarth model; 4.2 Hysteresis; 4.2.1 Micromagnetic free energy 4.2.2 *Magnetostatic self-interaction4.2.3 *Exchange stiffness; 4.2.4 Linearized micromagnetic equations; 4.2.5 Micromagnetic scaling; 4.2.6 Domains and domain walls; 4.3 Coercivity; 4.3.1 Nucleation; 4.3.2 Pinning; 4.3.3 Phenomenological coercivity modeling; 4.4 Grain-boundary models; 4.4.1 Boundary conditions; 4.4.2 Spin structure at grain boundaries; 4.4.3 Models with atomic resolution; 4.4.4 Nanojunctions; Exercises; 5 Finite-temperature magnetism; 5.1 Basic statistical mechanics; 5.1.1 Probability and partition function; 5.1.2 *Fluctuations and response; 5.1.3 Phase transitions 5.1.4 Landau theory |
| Record Nr. | UNINA-9910792246403321 |
|
Skomski Ralph <1961->
|
||
| Oxford, : Oxford University Press, c2008 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Simple models of magnetism / / Ralph Skomski
| Simple models of magnetism / / Ralph Skomski |
| Autore | Skomski Ralph <1961-> |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | Oxford, : Oxford University Press, c2008 |
| Descrizione fisica | 1 online resource (366 p.) |
| Disciplina | 538.011 |
| Collana | Oxford Graduate Texts |
| Soggetto topico |
Magnetism
Magnetism - Mathematical models |
| ISBN |
0-19-965539-1
9786611160401 1-4356-3892-1 0-19-152475-1 1-281-16040-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Contents; List of abbreviations; List of panels and tables; Preface; 1 Introduction: The simplest models of magnetism; 1.1 Field and magnetization; 1.2 The circular-current model; 1.3 Paramagnetic spins; 1.4 Ising model and exchange; 1.5 The viscoelastic model of magnetization dynamics; Exercises; 2 Models of exchange; 2.1 Atomic origin of exchange; 2.1.1 One-electron wave functions; 2.1.2 Two-electron wave functions; 2.1.3 Hamiltonian and spin structure; 2.1.4 Heisenberg model; 2.1.5 Independent-electron approximation; 2.1.6 Correlations; 2.1.7 *Hubbard model; 2.1.8 *Kondo model
2.2 Magnetic ions2.2.1 Atomic orbitals; 2.2.2 Angular-momentum algebra; 2.2.3 Vector model and Hund's rules; 2.2.4 Spin and orbital moment; 2.3 Exchange between local moments; 2.3.1 Exchange in oxides; 2.3.2 Ruderman-Kittel exchange; 2.3.3 Zero-temperature spin structure; 2.4 Itinerant magnetism; 2.4.1 Free electrons, Pauli susceptibility, and the Bloch model; 2.4.2 Band structure; 2.4.3 Stoner model and beyond; 2.4.4 *Itinerant antiferromagnets; Exercises; 3 Models of magnetic anisotropy; 3.1 Phenomenological models; 3.1.1 Uniaxial anisotropy 3.1.2 Second-order anisotropy of general symmetry3.1.3 Higher-order anisotropies of nonuniaxial symmetry; 3.1.4 Cubic anisotropy; 3.1.5 Anisotropy coefficients; 3.1.6 Anisotropy fields; 3.2 Models of pair anisotropy; 3.2.1 Dipolar interactions and shape anisotropy; 3.2.2 Demagnetizing factors; 3.2.3 Applicability of the shape-anisotropy model; 3.2.4 The Néel model; 3.3 Spin-orbit coupling and crystal-field interaction; 3.3.1 Relativistic origin of magnetism; 3.3.2 Hydrogen-like atomic wave functions; 3.3.3 Crystal-field interaction; 3.3.4 Quenching; 3.3.5 Spin-orbit coupling 3.4 The single-ion model of magnetic anisotropy3.4.1 Rare-earth anisotropy; 3.4.2 Point-charge model; 3.4.3 The superposition model; 3.4.4 Transition-metal anisotropy; 3.5 Other anisotropies; 3.5.1 Magnetoelasticity; 3.5.2 Anisotropic exchange; 3.5.3 Models of surface anisotropy; Exercises; 4 Micromagnetic models; 4.1 Stoner-Wohlfarth model; 4.1.1 Aligned Stoner-Wohlfarth particles; 4.1.2 Angular dependence; 4.1.3 Spin reorientations and other first-order transitions; 4.1.4 Limitations of the Stoner-Wohlfarth model; 4.2 Hysteresis; 4.2.1 Micromagnetic free energy 4.2.2 *Magnetostatic self-interaction4.2.3 *Exchange stiffness; 4.2.4 Linearized micromagnetic equations; 4.2.5 Micromagnetic scaling; 4.2.6 Domains and domain walls; 4.3 Coercivity; 4.3.1 Nucleation; 4.3.2 Pinning; 4.3.3 Phenomenological coercivity modeling; 4.4 Grain-boundary models; 4.4.1 Boundary conditions; 4.4.2 Spin structure at grain boundaries; 4.4.3 Models with atomic resolution; 4.4.4 Nanojunctions; Exercises; 5 Finite-temperature magnetism; 5.1 Basic statistical mechanics; 5.1.1 Probability and partition function; 5.1.2 *Fluctuations and response; 5.1.3 Phase transitions 5.1.4 Landau theory |
| Record Nr. | UNINA-9910818572803321 |
|
Skomski Ralph <1961->
|
||
| Oxford, : Oxford University Press, c2008 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
