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Course, academic year 2016/2017
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Introduction to Solid State Theory - NFPL064
Title: Úvod do teorie pevných látek
Guaranteed by: Department of Condensed Matter Physics (32-KFKL)
Faculty: Faculty of Mathematics and Physics
Actual: from 2016 to 2020
Semester: summer
E-Credits: 6
Hours per week, examination: summer s.:4/0, Ex [HT]
Capacity: unlimited
Min. number of students: unlimited
4EU+: no
Virtual mobility / capacity: no
State of the course: not taught
Language: Czech
Teaching methods: full-time
Teaching methods: full-time
Guarantor: Štefan Zajac
Annotation -
Last update: Mgr. Kateřina Mikšová (02.02.2022)
Types of bonds in solids. Symmetry of crystalline solids. Vibrations of crystalline lattice and its thermal properties. Band electron structure of crystalline solids. Basic electrical, magnetic, optical and transport properties of solids.
Literature - Czech
Last update: Mgr. Kateřina Mikšová (02.02.2022)

A.I. Anselm: Vvedenie v teoriu poluprovodnikov, Moskva, GIML 1962 ( Academia, Praha 1967), 2. vyd. Moskva, Nauka 1978.

J. Celý: Kvazičástice v pevných látkách, SNTL, Praha 1977, VUTIUM, Brno 2004

Ľ. Hrivnák, V. Bezák, J. Foltýn, M. Ožvold : Teória tuhých látok, Veda, Bratislava 1978,1985.

W.A. Harrison : Solid State Theory, McGraw Hill, New York 1970.

N.W. Ashcroft, N.D. Mermin : Solid State Physics, Holt, Rinehart and Winston, New York 1976.

Syllabus -
Last update: Mgr. Kateřina Mikšová (02.02.2022)


FPL061

1. Fundamental questions in the theory of solids.

Phenomenological and microscopic approaches. Types of bonds in solids. Schrödinger equation for solids. Adiabatic approximation in the description of motion of electrons and nuclei. Description of symmetry of crystalline solids by group theory. 

2. Vibrations of atoms in crystal lattice and its thermal properties.

Harmonic approximation and normal coordinates. Acoustic and optical branches of vibrations of atoms in crystals, vibration spectrum of real crystals. Phonons as quasiparticles of collective vibrations of atoms in crystalline lattice. Phonon specific heat of solids. Interaction of vibrating crystalline lattice with electromagnetic radiation and neutrons.

3. Theory of electrons in ideal crystalline solids.

The Hartree - Fock approximation of self - consistent field. Bloch theory of motion of electrons in a periodic electric field in the crystal. Band energy spectrum, density of states, quasimomentum of itinerant electrons, the approximation of effective mass. Positive holes in an almost completely filled electron bands. Basic methods of calculation of band electron structure of solids - the method of nearly free electrons, the method of tightly bound electrons, the augmented plane wave and orthogonalized plane wave methods, the pseudopotential method. Band structure of various types of solids ( metals, semimetals, sdemiconductors, insulators). Fermi surfaces od energy of itinerant electrons in metals. Properties of electrons in valence and conduction bands in semiconductors.

4. Electron theory of real solids.

Wannier theory of motion of electrons in perturbed periodic electric field. Localized states of itinerant electrons in crystals with imperfections. Tamm surface states. Donor and acceptor energy levels of impurities in semiconductors. Frenkel and Mott - Wannier models of excitons. Localized states of electrons in disordered solids.

5. Basic electric, magnetic and optical properties of solids.

Properties of ensemble of itinerant electrons in statistical equilibrium. Dynamics of itinerant electrons in external electric and magnetic fields. Pauli paramagnetism and Landau diamagnetism of itinerant electrons. De Haas - van Alphen phenomenon. Cyclotron resonance. Non-equilibrium distribution function of electrons in solids. Interband and intraband optical transitions. Boltzmann kinetic equation. Scattering of itinerant electrons by vibrations of crystalline lattice and impurities. Relaxation time of conduction electrons in metals and semiconductors. Basic transport phenomena. Dispersion and absorption of electromagnetic radiation in solids. Interband and intraband optical transitions in solids.






 
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