Dynamic Spin-Fluctuation Theory of Metallic Magnetism

Provides a clear and self-contained treatment of the many-electron problem of metallic magnetism

Introduces theoretical frameworks along with the necessary mathematical background

Emphasizes practical problems, illustrated by concrete metals and alloys

Includes detailed description of computational methods for practical applications

Written at postgraduate level, with some chapters accessible to graduate students with elementary knowledge of quantum mechanics, statistical mechanics, and solid state physics

Contenu
Introduction.- Basics of Metallic Magnetism.- Many-Electron Problem.- Mean-Field Theory.- Random-Phase Approximation.- Green Functions at Finite Temperatures.- Spin-Fluctuation Theory in the Ising Model.- Functional Integral Method.- Gaussian Approximation.- Single-Site Gaussian Approximation.- High-Temperature Theory.- Low-Temperature Theory.- Temperature Dependence of Magnetic Characteristics.- Neutron Scattering in Metals.- Short-Range Order Above T C .- Conclusion.- Appendices.- Index.