Kramar N. Optical properties of the Layer Semiconductors PbI2

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0403U001169

Applicant for

Specialization

  • 01.04.05 - Оптика, лазерна фізика

28-03-2003

Specialized Academic Board

Д 76.051.01

Essay

The structure of the electrons energy bands in the 2H-polytype PbI2 is calculated using the pseudopotential method. Effects of the screening, exchange and correlation are taken into account. The spectral relativities of optical parameters and effective masses of the electrons and holes were computed on the ground of energy dispersion law. The effect of interaction of exciton with optical, and both the low-energy optical and acoustic bending-wave type phonons on the form of exciton absorption band and its maxima location has been analyzed.

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