SubjectsSubjects(version: 945)
Course, academic year 2016/2017
   Login via CAS
Dielectric Properties of Solids - NFPL014
Title: Dielektrické vlastnosti pevných látek
Guaranteed by: Department of Condensed Matter Physics (32-KFKL)
Faculty: Faculty of Mathematics and Physics
Actual: from 2003
Semester: winter
E-Credits: 3
Hours per week, examination: winter s.:2/0, Ex [HT]
Capacity: unlimited
Min. number of students: unlimited
4EU+: no
Virtual mobility / capacity: no
State of the course: taught
Language: Czech
Teaching methods: full-time
Teaching methods: full-time
Guarantor: Ivan Rychetský
Classification: Physics > Solid State Physics
Annotation -
Last update: T_KFES (23.05.2001)
Polarization. Static permitivity. Thermodynamics of dielectrics. Theory of linear response. Complex permitivity. Kramers-Kronig realtions. Fluctuation-dissipative theorem. Polarization mechanisms. Debye relaxator. Ferroelectrics and antiferrolectrics. Ferroelectric phase transitions.
Syllabus -
Last update: T_KFES (23.05.2003)

1. Polarization and Maxwell equation.

2. Static dielectric constant, thermodynamics of dielektric compounds.

3. External electric field and macroscopic field in dielectric.

4. Dispersion of dielectric constant and losses in dielectric.

5. Calculation of complex admitance (theory of linear response), Kramers-Kronigovy relations, fluctuation-dissipative theorem.

6. Types of polarization mechanisms.

7. Local field.

8. Electron polarization.

9. Pyroelectric phenomenon.

10. Polarization in ion crystals of NaCl type.

11. Infrared dispersion e(w).

12. Optical vibrations in electrostatic approximation.

13. Retardation effects.

14. Reflectivity and optical constants.

15. Stability of crystal lattice in relation to optical vibrations.

16. Phenomenological theory of ferroelectric phase transition.

17. Influence of disorder on dielectric properties of compounds.

 
Charles University | Information system of Charles University | http://www.cuni.cz/UKEN-329.html