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Listar por autor "Sánchez-Rey, Bernardo"
Mostrando ítems 21-33 de 33
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Artículo
Interaction of moving discrete breathers with interstitial defects
Cuevas-Maraver, Jesús; Sánchez-Rey, Bernardo; Eilbeck, J. Chris; Russell, F. Michael (American Institute of Mathematical Sciences, 2011)In this paper, interstitial migration generated by scattering with a mobile breather is investigated numerically in a ...
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Artículo
Interaction of moving discrete breathers with vacancies
Cuevas-Maraver, Jesús; Archilla, Juan F. R.; Sánchez-Rey, Bernardo; Romero Romero, Francisco (2006)In this paper a Frenkel–Kontorova model with a nonlinear int eraction potential is used to describe a vacancy defect in ...
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Artículo
Kink ratchet induced by a time-dependent symmetric field potential
Sánchez-Rey, Bernardo; Casado Pascual, Jesús; Quintero, Niurka R. (American Physical Society, 2016)The ratchet effect of a sine-Gordon kink is investigated in the absence of any external force while the symmetry of the ...
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Artículo
Linear response in the uniformly heated granular gas
Sánchez-Rey, Bernardo; Prados Montaño, Antonio (American Physical Society, 2021-08)We analyze the linear response properties of the uniformly heated granular gas. The intensity of the stochastic driving ...
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Artículo
Parametrically driven nonlinear Dirac equation with arbitrary nonlinearity
Cooper, Fred; Khare, Avinash; Quintero, Niurka R.; Sánchez-Rey, Bernardo; Mertens, Franz G.; Saxena, Avadh (IOP Publishing, 2020-01)The damped and parametrically driven nonlinear Dirac equation with arbitrary nonlinearity parameter κ is analyzed, when ...
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Ponencia
Ratchet effect in solids: Defect transport driven by biharmonic forces
Cuevas-Maraver, Jesús; Sánchez-Rey, Bernardo (2007)Interstitials and vacancies, in one-dimensional lattices, are point defects that can be modelled by means of kinks or ...
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Artículo
Regular and chaotic transport of discrete solitons in asymmetric potentials
Cuevas-Maraver, Jesús; Sánchez-Rey, Bernardo; Salerno, Mario (2010)Ratchet dynamics of topological solitons of the forced and damped discrete double sine-Gordon system are studied. Directed ...
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Artículo
Resonant behavior of a Poisson process driven by a periodic signal
Brey Abalo, José Javier; Casado Pascual, Jesús; Sánchez-Rey, Bernardo (American Physical Society, 1995)The statistical properties of the residence times of a periodically modulated Poisson process (time-dependent shot noise) ...
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Artículo
Simple model with facilitated dynamics for granular compaction
Brey Abalo, José Javier; Prados Montaño, Antonio; Sánchez-Rey, Bernardo (American Physical Society, 1999)A simple lattice model is used to study compaction in granular media. As in real experiments, we consider a series of taps ...
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Artículo
Soliton ratchet induced by random transitions among symmetric sine-Gordon potentials
Casado Pascual, Jesús; Sánchez-Rey, Bernardo; Quintero, Niurka R. (AIP Publishing, 2019)The generation of net solitonmotion induced by randomtransitions among N symmetric phase-shifted sine-Gordon potentials ...
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Ponencia
Static and moving breathers in a DNA model with competing short–range and long–range dispersive interactions
Cuevas-Maraver, Jesús; Palmero Acebedo, Faustino; Sánchez-Rey, Bernardo; Archilla, Juan F. R. (2001)So far, all the studies on breathers on DNA have considered models with either short–range or long-range interaction. ...
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Artículo
Strong nonexponential relaxation and memory effects in a fluid with nonlinear drag
Patrón Castro, Antonio; Sánchez-Rey, Bernardo; Prados Montaño, Antonio (American Physical Society, 2021-12)We analyze the dynamical evolution of a fluid with nonlinear drag, for which binary collisions are elastic, described at ...
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Artículo
Thermal equilibrium in Einstein’s elevator
Sánchez-Rey, Bernardo; Chacón-Acosta, Guillermo; Dagdug, Leonardo; Cubero Gómez, David (American Physical Society, 2013)We report fully relativistic molecular-dynamics simulations that verify the appearance of thermal equilibrium of a classical ...