Abstract
The Coulomb interaction between localized electrons is shown to create a 'soft' gap in the density of states near the Fermi level. The new temperature dependence of the hopping DC conductivity is the most important manifestation of the gap. The form of the density of states within the gap is discussed.
Original language | English (US) |
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Article number | 003 |
Pages (from-to) | L49-L51 |
Journal | Journal of Physics C: Solid State Physics |
Volume | 8 |
Issue number | 4 |
DOIs | |
State | Published - 1975 |
Externally published | Yes |