Shallow-Deep Instability of Donor States in Many-Valley Semiconductors
M. Grinberg
Institute of Physics, N. Copernicus University, ul. Grudziądzka 5/7, 87-100 Toruń, Poland
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The shallow-deep instability of double and single donors in multi-valley semi conductors using the model Hamiltonian is studied. The obtained results describe properly the properties of double donors (in D0 and D+ state) in Ge and single deep donors in AlxGa1-xAs for 0.3 < x < 0.5.
DOI: 10.12693/APhysPolA.80.361
PACS numbers: 71.55.-i, 71.38.+i