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Discrete breathers in Josephson arrays
1Departamento de Física de la Materia Condensada, Instituto de Ciencia de Materiales de Aragón (ICMA) and Instituto de Biocomputación y Física de Sistemas Complejos (BIFI), CSIC-Universidad de Zaragoza, E-50009 Zaragoza, Spain.
Chaos (Woodbury, N.Y.)
|June 5, 2003
Summary
Discrete breathers in Josephson ladders, first proposed in 1996, are localized dynamical states. This review covers the fundamental physics of these states in Josephson arrays, synthesizing theoretical and experimental findings.
Area of Science:
- Condensed matter physics
- Nonlinear dynamics
- Superconductivity
Background:
- Intrinsic localization in Josephson ladders was proposed in 1996.
- Extensive theoretical, numerical, and experimental studies have followed.
- Approximately 20 papers have been published on this topic.
Purpose of the Study:
- To review the fundamental physics of discrete breathers.
- To consolidate knowledge on dynamical states in Josephson arrays.
- To provide an overview of research efforts since the initial proposal.
Main Methods:
- Review of existing theoretical frameworks.
- Analysis of numerical simulation results.
- Synthesis of experimental findings.
Main Results:
- Discrete breathers represent intrinsic localized dynamical states.
- Josephson arrays provide a platform for studying these phenomena.
- Significant research has advanced the understanding of their behavior.
Conclusions:
- Discrete breathers in Josephson arrays are a rich area of study.
- The review consolidates key physical aspects and research progress.
- Further exploration of these dynamical states is warranted.