Semiconductor Physics
Code | Completion | Credits | Range | Language |
---|---|---|---|---|
XP13FPD | Z,ZK | 4 | 2P+2S | Czech |
- Garant předmětu:
- Vítězslav Benda
- Lecturer:
- Vítězslav Benda
- Tutor:
- Vítězslav Benda
- Supervisor:
- Department of Electrotechnology
- Synopsis:
-
The aim of the course is to deepen the knowledge of the properties of semiconductor materials and structures that are important for a deeper understanding of the semiconductor components technology .
- Requirements:
-
Basic knowledge of mathematics and physics (including quantum theory)
- Syllabus of lectures:
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1. Basics of solid state physics
Adiabatic approximation.One-electron approximation.Bloch's Theorem
2. Movement of electron in crystal lattice in external electric and magnetic field
Holes and their basic properties
3. Band structure of the most important semiconductors
Semiconductors with diamond structure
Semiconductors with sphalerite structure
4. Crystal lattice disorders
Crystal lattice oscillations - Phonons. The interaction of phonons with electrons and holes
Localized defects, donors and acceptors
5. Statistics of electrons and holes in semiconductors
Density of states. Free charge carrier concentration
6. Non-degenerate semiconductors, compensated semiconductors, degenerate semiconductors,
Influence of temperature on carrier concentration
7. Transport phenomena in semiconductors. Boltzmann transport equation
Scattering mechanisms.
8. Conductivity of semiconductors, dependence on temperature and concentration of impurities
Hall effect, magnetoresistance. Transport phenomena in the presence of temperature gradient
9. Transport phenomena in strong electric fields
Gunn effect, impact ionization
10. Generation of non-equilibrium charge carriers
Optical generation of non-equilibrium charge carriers
11. Recombination of non-equilibrium carriers
Interband Radiation Recombination, Impact (Auger) Interband Recombination
Recombination through local centers. Surface recombination.
12. Diffusion and drift of non-equilibrium charge carriers
13. Non-homogeneous semiconductors and basic semiconductor structures
Semiconductors with inhomogeneous doping.. PN junction properties
14. Amorphous semiconductors
- Syllabus of tutorials:
-
1. Crystal lattice, types of crystal lattices, symmetry elements
2. Reciprocal crystal lattice, Brilloun zones
3. Band structure of semiconductors - examples
4. Donors and acceptors in semiconductors
5. Calculation of Fermi level
6. Methods of semiconductor conductivity measurement
7. -11. Measurement of semiconductor materials parameters
12. Evaluation of experiments
13. Credit
- Study Objective:
-
To acquire knowledge of semiconductor materials and structures needed for deeper understanding of semiconductor devices
- Study materials:
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M. Grundmann: The Physics of Semiconductors - An Introduction Including Nanophysics
and Applications, Springer-Verlag Berlin Heidelberg 2010
Y. Yoshida and G. Langouche (editors): Defects and Impurities in Silicon Materials: An Introduction to Atomic-Level Silicon Engineering, Springer, Japan 2015
Benda V, Gowar J, Grant DA: Power semiconductor devices-theory and applications, Chichester, 1999, John Wiley & Sons.
- Note:
- Time-table for winter semester 2024/2025:
-
06:00–08:0008:00–10:0010:00–12:0012:00–14:0014:00–16:0016:00–18:0018:00–20:0020:00–22:0022:00–24:00
Mon Tue Wed Thu Fri - Time-table for summer semester 2024/2025:
- Time-table is not available yet
- The course is a part of the following study plans:
-
- Doctoral studies, daily studies (compulsory elective course)
- Doctoral studies, combined studies (compulsory elective course)
- Doctoral studies, structured daily studies (compulsory elective course)
- Doctoral studies, structured combined studies (compulsory elective course)