Energy levels of Se and its complexes in Ge
Makhmudov A. Sh., Khabibullaev P. K., Khakimov Z. M., Levin A. A.
A Green's function method is used to calculate the energy levels of Se and of its complexes in Ge. The results are compared with experimental data. Some specific models are proposed for impurity centers corresponding to donor levels in Ge:Se.