FPL 082 Magnetism and electronic structure of metallic systems
2/0 0/0
L. Havela
Recommended for PhD or diploma students orienting on magnetism
- Introduction - basic notions, Pauli paramagnetism, specific heat, Curie-Weiss law. Ising model, Heisenberg model.
- Electronic structure of 3d, 4d, 5d, 4f, 5f systems. Localized magnetism 4f, Hund's rules. Itinerant magnetism, band splitting, Stoner model. Properties. Exchange interactions.
- Diluted alloys.
Anderson model, mean field solution, Kondo model, Schrieffer-Wolff transformation, bulk properties
- Concentrated systems. Kondo lattice, mixed valence,
- Real systems, Fe, Co, Ni, rare-earths, RCo2 systems, exchange interactions, magnetic structures, magnetic excitations (magnons)
- Actinide intermetallics, orbital magnetism in itinerant systems, magnetic anisotropy mecahnisms
- Heavy fermions, finite-T properties
- What can be measured and what we can learn. Characteristic time scale approach.
Bulk methods - Magnetic susceptibility, electrical resistivity, specific heat
Local-probe methods - Neutron scattering, Photoelectron spectroscopy, Moessbauer spectroscopy, m+-SR.
Tyto stranky spravuje Tomas Zellerin. Na jeho
adresu prosim posilejte opravy chyb (i typografickych), doplneni, presne ni a
navrhovane zmeny. Chcete-li napsat stranku, ktera by mela byt pridana, prectete si prosim tyto instrukce.