Energy funneling in a bent chain of Morse oscillators with long-range coupling

Peter Ulrik Vingaard Larsen, Peter Leth Christiansen, Ole Bang, J.F. R. Archilla, Yuri B. Gaididei

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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.
Original languageEnglish
JournalPhysical Review E. Statistical, Nonlinear, and Soft Matter Physics
Volume69
Issue number2
Pages (from-to)026603
ISSN1063-651X
DOIs
Publication statusPublished - 2004

Bibliographical note

Copyright (2004) American Physical Society.

Keywords

  • DNA DENATURATION
  • LOCALIZATION
  • MOVING BREATHERS
  • DISCRETE BREATHERS
  • NONLINEAR LATTICES
  • TODA LATTICE MODEL
  • IMPURITY
  • KLEIN-GORDON MODEL
  • DYNAMICS
  • THERMALLY GENERATED SOLITONS

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