This note covers the following
topics: The electronic structure: tight-binding method and nearly
free-electron model, Comparison of results for tight-binding and nearly-free
electron model, Formalization: Bloch theorem, Phonons in one dimension,
Periodicity, Effect of a basis on the electronic structure, Crystal structures,
The reciprocal lattice, Tight-binding in two dimensions, Optical spectroscopy,
Quantum-mechanical treatment of optical spectroscopy, Relation to absorption,
Thomas-Fermi screening, Ferromagnetism, Antiferromagnetism, Electron-phonon
interaction, Transition temperature, Ginzburg-Landau theory, Flux quantization
and the Josephson effect.

This note covers Bravais lattice or how to pack a crystal, Symmetry as the guiding principle,
Systematics of crystals symmetry groups, Unpacking the crystal structure, Spaces
of crystallography, Structure factor, Bonding in crystals, Mechanical
properties, Dielectric properties, Phonons and sound, Phonons and light and
phonons and the reciprocal lattice.

Solid state physics is one of the most
active and versatile branches of modern physics that have developed in the wake
of the discovery of quantum mechanics. It deals with problems concerning the
properties of materials and, more generally, systems with many degrees of
freedom, ranging from fundamental questions to technological applications. The
topics explained in this pdf include:Introduction, Electrons in the periodic
crystal - band structure, Metals, Itinerant electrons in a magnetic field,
Landau’s Theory of Fermi Liquids, Transport properties of metals, Magnetism in
metals, Magnetism of localized moments.

This note covers the following topics: Elasticity, fluctuations and
thermodynamics of crystals, thermodynamics of phonons, Hohenberg-Mermin-Wagner
theorem, Ginzburg-Landau theory and Landau's quantum hydrodynamics, Bosonic
matter, Magnetism in charge insulators, Jordan-Wigner transformation and XXZ
chain, Coherent-spin states and Berry phases, Electron liquid, Fermi gas
thermodynamics, Pauli magnetism, Stoner ferromagnetism.

This note explains the
following topics: Crystal structure, X-ray crystallography, Electrons in
crystals, Electrons in a periodic potential, Semiclassical dynamics of Bloch
electrons, Free-electron bands and crystal structure, Cyclotron resonance,
Magnetism, Electrons in a magnetic field, Magnetism of a gas of free electrons,
Ordered magnetic states, Ferromagnetic groundstate and excitations .

This note
describes the following topics: Band structure, Transport, Magnetism, Dielectric
function and semiconductor lasers, Quantum kinetics of many-particle systems,
Electron-Electron interaction, Superconductivity.

This note explains the following topics: Crystal
structure, Wave diffraction and the reciprocal lattice, Crystal binding and
elastic constants, Phonons, Free-electron Fermi gas, Energy bands, Fermi surface
and metals, Semiconductor crystals, Superconductivity, Diamagnetism and
paramagnetism, Ferromagnetism and antiferromagnetism, Magnetic resonance,
Plasmons, polaritons and polarons, Optical processes and excitons, Dielectrics
and ferroelectrics.

This note explains the following topics: Crystal Structure, X-Ray
Diffraction and Reciprocal Lattice, Crystal Binding, Elastic Properties ,
Lattice Vibrations, Thermal Properties, Free-Electron Model,Electron Transport,
Energy Bands, Electron Dynamics and Fermi Surfaces, Methods for Calculating Band
Structure, Semiconductors, Optical Properties of Solids, Dielectric Properties
of Insulators, Magnetic Properties.

This
note explains the following topics: The solid as quantum system, The homogeneous
electron gas, Lattices and crystals, Electrons in a periodic potential, Lattice
dynamics, Electron Dynamics, Magnetism, Superconductivity, Theory of scattering
from crystals.