Simple derivation of exponential tails in the density of states
- 15 February 1988
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 37 (5) , 2714-2717
- https://doi.org/10.1103/physrevb.37.2714
Abstract
The observed exponential tails in the density of states are shown to arise from a Gaussian distribution of local potential wells and an approximately linear relation between the binding energy and the square of the depth of the potential well.Keywords
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