Mean-squared displacement of a hard-core tracer in a periodic lattice
- 1 August 1993
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 48 (6) , 4136-4139
- https://doi.org/10.1103/physrevb.48.4136
Abstract
We show analytically and numerically that logarithmic contributions to the mean-squared displacement of a hard-core tracer particle in a finite two-dimensional periodic lattice can be considered as a transient, and only survive in the infinite system.Keywords
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