Quantum theory of magnetism
Introduction
Lecture 0. About the lecture course [slides]
Lecture 1. Introduction, Magnetic susceptibility; Dia-, para-, ferro- and antiferromagnetism [slides]
Lecture 2. Dia-, para-, ferro- and antiferromagnetism, dipole-dipole interaction, Bohr-van Leeuwen theorem [slides]
Magnetism of free ions
Lecture 3. Spin, orbital, and total moments. Hund's rules, spin-orbit coupling, atomic diamagnetism [slides]
Lecture 4. Atomic diamagnetism, Van Vleck paramagnetism [slides]
Magnetism of ions in a crystal
Lecture 4. Sperical and cubic harmonics, crystal-field splitting in a nut shell [slides]