Physics of Dielectrics

Course guarantor:

Lecturer:

Tutor:

Supervisor:

Department of Solid State Engineering

Synopsis:

Electrical, thermal, and mechanical properties of dielectrics and switching of polarization in ferroelectrics are described in details. Interaction of electromagnetic field with dielectric materials is studied in a wide frequency range from point of view of classical and quantum physics.

Requirements:

It is recommended to complete Solid State Theory lecture (11TPL1 at FNSPE).

Syllabus of lectures:

1. Lorentz field, local field and Clausius-Mosotti equation, 1 lecture

2. Polarization mechanism, 1 lecture

3. Dielectrics in a-c field, 1 lecture

4. Kramers-Kronig relations, 1 lecture

5. Permittivity relaxation, Debye's formulas, 1 lecture

6. Optical absorption near of absorption edge, 1 lecture

7. Photon-phonon interaction, 1 lecture

8. Lyddan-Saxs-Teller relation, 1 lecture

9. Main and coupled effects in dielectrics, 1 lecture

10. Electric and thermal breakdown, 1 lecture

11. Ferroelectrics, 1 lecture

12. Domain structure, 1 lecture

13. Applications of ferroelectrics, 1 lecture

Syllabus of tutorials:

Study Objective:

Knowledge:

The aim of lecture is to understand the electrical, thermal, and mechanical behaviour of dielectrics and switching of polarization in ferroelectrics. The emphasis is devoted to interaction of electromagnetic field with dielectric materials in a wide frequency range.

Skills:

Orientation in the effects and properties related to ferroelectric and multiferroic phenomena.

Study materials:

Key references:

[1] Born, M. and Wolf, E. (2006), Principles of optics (7th edn), Cambridge University Press, Cambridge.

[2] Kao, K. C. (2004), Dielectric phenomena in solids, Elsevier Academic Press, London.

Recommended references:

[3] Nye, J. F. (1964), Physical Properties of Grystals, Claredon Press, Oxford.

[4] Blinc, R., Žekš B. (1974), Soft Modes in Ferroelectrics and Antiferroelectrics, North-Holland Publishing Company, Amsterodam.

[5] Strukov, B. A. Lavanyuk , A. P. (1998), Ferroelectric Phenomena in Crystals, Springer Verlag Berlin.

[6] Pardo, L. Ricote, (2011), J. Multifunctional Polycrystalline Ferroelectric Materials, Springer Series in Materials Science, Vol. 140.

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans: