Perfil del autor: Sánchez-Rey, Bernardo
Datos institucionales
Nombre | Sánchez-Rey, Bernardo |
Departamento | Física Aplicada I |
Área de conocimiento | Física Aplicada |
Categoría profesional | Profesor Titular de Universidad |
Correo electrónico | Solicitar |
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Estadísticas
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Nº publicaciones
33
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Nº visitas
11990
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Nº descargas
9826
Publicaciones |
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Artículo
![]() Strong nonexponential relaxation and memory effects in a fluid with nonlinear drag
(American Physical Society, 2021)
We analyze the dynamical evolution of a fluid with nonlinear drag, for which binary collisions are elastic, described at ... |
Artículo
![]() Linear response in the uniformly heated granular gas
(American Physical Society, 2021)
We analyze the linear response properties of the uniformly heated granular gas. The intensity of the stochastic driving ... |
Trabajo Fin de Grado
![]() Estudio del efecto de la fricción en el movimiento de proyectiles y osciladores
(2021)
El rozamiento es un fenómeno que si bien en la vida diaria pasa desapercibido, en la ingeniería es crucial. Desde elevar ... |
Artículo
![]() Parametrically driven nonlinear Dirac equation with arbitrary nonlinearity
(IOP Publishing, 2020)
The damped and parametrically driven nonlinear Dirac equation with arbitrary nonlinearity parameter κ is analyzed, when ... |
Artículo
![]() Exact stationary solutions of the parametrically driven and damped nonlinear Dirac equation
(AIP Publishing, 2019)
Two exact stationary soliton solutions are found in the parametrically driven and damped nonlinear Dirac equation. The ... |
Artículo
![]() Soliton ratchet induced by random transitions among symmetric sine-Gordon potentials
(AIP Publishing, 2019)
The generation of net solitonmotion induced by randomtransitions among N symmetric phase-shifted sine-Gordon potentials ... |
Libro
![]() Book of abstracts: NoLineal 2016, International Conference on Nonlinear Mathematics and Physics
(NoLineal 2016Juan F.R. Archilla, 2016)
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Artículo
![]() Kink ratchet induced by a time-dependent symmetric field potential
(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 ... |
Artículo
![]() Collective coordinates theory for discrete soliton ratchets in the sine-Gordon model
(American Physical Society, 2014)
A collective coordinate theory is developed for soliton ratchets in the damped discrete sine-Gordon model driven by a ... |
Artículo
![]() Thermal equilibrium in Einstein’s elevator
(American Physical Society, 2013)
We report fully relativistic molecular-dynamics simulations that verify the appearance of thermal equilibrium of a classical ... |
Artículo
![]() Escape dynamics in the discrete repulsive φ4 model
(2013)
We study deterministic escape dynamics of the discrete Klein-Gordon model with a repulsive quartic on-site potential. Using ... |
Artículo
![]() Breathers for the discrete nonlinear Schrödinger equation with nonlinear hopping
(2013)
We discuss the existence of breathers and lower bounds on their power, in nonlinear Schrödinger lattices with nonlinear ... |
Artículo
![]() Interaction of moving discrete breathers with interstitial defects
(American Institute of Mathematical Sciences, 2011)
In this paper, interstitial migration generated by scattering with a mobile breather is investigated numerically in a ... |
Artículo
![]() Regular and chaotic transport of discrete solitons in asymmetric potentials
(2010)
Ratchet dynamics of topological solitons of the forced and damped discrete double sine-Gordon system are studied. Directed ... |
Artículo
![]() Breathers in inhomogeneous nonlinear lattices : an analysis via centre manifold reduction
(2009)
We consider an infinite chain of particles linearly coupled to their nearest neighbors and subject to an anharmonic local ... |
Artículo
![]() Approximation of solitons in the discrete NLS equation
(World Scientific, 2008)
We study four diferent approximations for finding the profile of discrete solitons in the one-dimensional Discrete Nonlinear ... |
Ponencia
![]() Ratchet effect in solids: Defect transport driven by biharmonic forces
(2007)
Interstitials and vacancies, in one-dimensional lattices, are point defects that can be modelled by means of kinks or ... |
Artículo
![]() Interaction of moving discrete breathers with vacancies
(2006)
In this paper a Frenkel–Kontorova model with a nonlinear int eraction potential is used to describe a vacancy defect in a ... |
Capítulo de Libro
![]() Classical and quantum nonlinear localized excitations in discrete systems
(Transworld Research Network, 2005)
Discrete breathers, or intrinsic localized modes, are spatially localized, time–periodic, nonlinear excitations that can ... |
Artículo
![]() Comment on “Soliton ratchets induced by excitation of internal modes”
(2005)
Very recently Willis et al. [Phys. Rev. E 69, 056612 (2004)] have used a collective variable theory to explain the appearance ... |
Artículo
![]() Exact numerical solutions for dark waves on the discrete nonlinear Schrödinger equation
(American Physical Society, 2005)
In this paper we study numerically existence and stability of exact dark waves on the (nonintegrable) discrete nonlinear ... |
Artículo
![]() Analytical approach to soliton ratchets in asymmetric potentials
(2005)
We use soliton perturbation theory and collective coordinate ansatz to investigate the mechanism of soliton ratchets in a ... |
Artículo
![]() Bright and dark breathers in Fermi-Pasta-Ulam lattices
(2004)
In this paper we study the existence and linear stability of bright and dark breathers in one-dimensional FPU lattices. ... |
Artículo
![]() Demonstration of the stability or instability of multibreathers at low coupling
(2003)
Whereas there exists a mathematical proof for one-site breathers stability, and an unpublished one for two-site breathers, ... |
Ponencia
![]() Breathers in FPU systems, near and far from the phonon band
(World Scientific, 2003)
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Artículo
![]() Breathers in a system with helicity and dipole interaction
(American Physical Society, 2002)
Recent papers that have studied variants of the Peyrard-Bishop model for DNA, have taken into account the long range ... |
Ponencia
![]() Static and moving breathers in a DNA model with competing short–range and long–range dispersive interactions
(2001)
So far, all the studies on breathers on DNA have considered models with either short–range or long-range interaction. ... |
Artículo
![]() Hysteresis in vibrated granular media
(Elsevier, 2000)
Some general dynamical properties of models for compaction of granular media based on master equations are analyzed. In ... |
Artículo
![]() Simple model with facilitated dynamics for granular compaction
(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 ... |
Artículo
![]() Aging in the one-dimensional Ising model with Glauber dynamics
(IOP Publishing Ltd., 1997)
We study the zero-temperature limit of the one-dimensional Ising model with nearest-neighbor interactions and Glauber ... |
Tesis Doctoral
![]() Fenómenos dinámicos en modelos sencillos controlados por barreras entrópicas
(1997)
La organización de esta Memoria es la siguiente. En el Capítulo 2 presentamos una revisión somera de las principales ... |
Artículo
![]() Glassy behavior in a simple model with entropy barriers
(American Physical Society, 1997)
We study the dynamical behavior of a system with a variable number of particles n. The empty state n=0 is the ground state, ... |
Artículo
![]() Resonant behavior of a Poisson process driven by a periodic signal
(American Physical Society, 1995)
The statistical properties of the residence times of a periodically modulated Poisson process (time-dependent shot noise) ... |