Abstract
A bent chain of coupled Morse oscillators with long-range dispersive interaction is considered. Moving localized excitations may be trapped in the bending region. Thus chain geometry acts like an impurity. An energy funneling effect is observed in the case of random initial conditions.
- Received 13 October 2003
DOI:https://doi.org/10.1103/PhysRevE.69.026603
©2004 American Physical Society
