Course Code PCC304
Semester 6
Category Basic
Points 4
ECTS Units 7
Recommended Reading

G.D. Priftis, A.A. Vradis, D.L. Anastassopoulos: Introduction to Solid State Physics (Patra 2009, in Greek)

Μ.ALI OMAR: Elementary Solid State Physics(Addison Wesley 1975)

N. W. ASHCROFT and N. D. MERMIN, (1976): Solid State Physics Holt, Rinehart and Winston. J. C. BLAKEMORE, (1985): Solid State Physics, 2nd ed., Cambridge University Press, Cambridge,G. BURNS, (1985): Solid State Physics, Academic Press, London, R. H. BUBE, (1994): Electrons in Solids, 3rd ed., Academic Press, New York (1992). G. BUSCH and H. SCHADE, (1976): Lectures on Solid State Physics, Pergamon Press. J.R. CHRISTMAN, (1988): Fundamentals of Solid State Physics, J. Wiley, New York. R. J. ELLIOT and A. F. GIBSON, (1974): An Introduction to Solid State Physics, Macmillan. H. E. HALL (1974): Solid State Physics, “The Manchester Physics Series”, J. Wiley. H. IBACH and H. LUTH, (1991): Solid State Physics: An introduction to Theory and Experiment, Springer-Verlag, Berlin. C. KITTEL, (1976): Introduction to Solid State Physics, J. Wiley. R. LEVY, (1978): Principles of Solid State Physics, Academic Press, London (1968).

Course Description

General properties of metals. The free electron gas. Classical approach. Drude model. Quantum approach. Sommerfeld model. Limits of the free electron model. Crystalline and amorphous materials. Crystal lattice. Crystal structure. The reciprocal lattice. X rays diffraction from lattice. Bragg condition. X rays diffraction from crystal (Laue theory). X rays diffraction from free electron and atom. Structure factor. Experimental determination of crystal structure using X rays, electrons and neutrons.

Crystal bonding. Elastic and plastic deformation- Hooke’s law. Failure of the static model. Lattice vibrations. Phonons. Energy density in lattice. Exact theory of molecular heat. Optical properties of lattice in the infrared. Ionic crystals. The non-armonic approach.

Origin of energy bands. Electron wavefunctions in periodic potential. Nearly free electron theory approximation. The tight – binding approximation. Metals-insulators- semiconductors. Density of states. Fermi surface. Bloch electron. Effective mass. Holes. Experimental determination of energy bands. Structure of energy bands in semiconductors. Carrier concentration in doped semiconductors – in compensated semiconductors. Electric conductivity of semiconductors- mobility. Carrier scattering mechanisms. Hall effect in semiconductors.