Artículo
Discrete soliton collisions in a waveguide array with saturable nonlinearity
Autor/es | Cuevas-Maraver, Jesús
Eilbeck, J. Chris |
Departamento | Universidad de Sevilla. Departamento de Física Aplicada I |
Fecha de publicación | 2006 |
Fecha de depósito | 2015-05-04 |
Publicado en |
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Resumen | We study the symmetric collisions of two mobile breathers/solitons in a model for coupled wave guides with a saturable nonlinearity. The saturability allows the existence of mobile breathers with high power. Three main ... We study the symmetric collisions of two mobile breathers/solitons in a model for coupled wave guides with a saturable nonlinearity. The saturability allows the existence of mobile breathers with high power. Three main regimes are observed: breather fusion, breather reflection and breather creation. The last regime seems to be exclusive of systems with a saturable nonlinearity, and has been previously observed in continuous models. In some cases a “symmetry breaking” can be observed, which we show to be an numerical artifact. |
Agencias financiadoras | Ministerio de Educación, Cultura y Deporte (MECD). España European Commission (EC). Fondo Europeo de Desarrollo Regional (FEDER) |
Cita | Cuevas-Maraver, J. y Eilbeck, J.C. (2006). Discrete soliton collisions in a waveguide array with saturable nonlinearity. Physics letters A, 358 (1), 15-20. |
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