Física Aplicada I: Envíos recientes
Mostrando ítems 741-760 de 890
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Artículo
On the validity of linear hydrodynamics for low-density granular flows described by the Boltzmann equation
(European Physical Society, 1999)The direct Monte Carlo simulation method is used to check the validity of the hydrodynamic description of a low-density ...
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Artículo
Stochastic resonance with weak monochromatic driving: Gains above unity induced by high-frequency signals
(European Physical Society, 2007)We study the effects of a high-frequency (HF) signal on the response of a noisy bistable system to a low-frequency ...
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Artículo
Universal asymptotic behavior in nonlinear systems driven by a two-frequency forcing
(American Physical Society, 2013)We examine the time-dependent behavior of a nonlinear system driven by a two-frequency forcing. By using a nonperturbative ...
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Artículo
Irrationality and quasiperiodicity in driven nonlinear systems
(American Physical Society, 2014)We analyze the relationship between irrationality and quasiperiodicity in nonlinear driven systems. To that purpose, we ...
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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 ...
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Artículo
Stationarity, ergodicity, and entropy in relativistic systems
(European Physical Society, 2009)Recent molecular-dynamics simulations show that a dilute relativistic gas equilibrates to a Jüttner velocity distribution ...
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Artículo
Homogeneous cooling state of a low-density granular flow
(American Physical Society, 1996)The homogeneous cooling state of a granular flow of smooth spherical particles described by the Boltzmann equation is ...
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Artículo
Control of transport in two-dimensional systems via dynamical decoupling of degrees of freedom with quasiperiodic driving fields
(American Physical Society, 2012)We consider the problem of the control of transport in higher-dimensional periodic structures by applied ac fields. In a ...
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Artículo
Steady state of a fluidized granular medium between two walls at the same temperature
(American Physical Society, 1998)The steady state of a low-density gas of inelastic hard spheres confined between two parallel walls at the same temperature ...
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Artículo
High-frequency effects in the FitzHugh-Nagumo neuron model
(American Physical Society, 2006)The effect of a high-frequency signal on the FitzHugh-Nagumo excitable model is analyzed. We show that the firing rate is ...
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Artículo
Origin of density clustering in a freely evolving granular gas
(American Physical Society, 1999)The physical mechanisms leading to the development of density inhomogeneities in a freely evolving low density granular ...
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Artículo
High energy tail in the velocity distribution of a granular gas
(American Physical Society, 1999)The Enskog-Boltzmann equation for a homogeneous freely evolving system of smooth hard disks colliding inelastically is ...
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Artículo
Earliest known use of marine resources by Neanderthals
(Universitat Pompeu Fabra, 2011)Numerous studies along the northern Mediterranean borderland have documented the use of shellfish by Neanderthals but none ...
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Tesis Doctoral
Non-destructive techniques for in situ studies of easel paintings: development and application of a confocal X-ray micro-fluorescence system
(2015-03-20)This PhD thesis entitled “Non-destructive techniques for in situ studies of easel paintings: development and application ...
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Formal derivation of dissipative particle dynamics from first principles
(American Physical Society, 2005)We show that the Markovian approximation assumed in current particle-based coarse-grained techniques, like dissipative ...
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Artículo
Very large stochastic resonance gains in finite sets of interacting identical subsystems driven by subthreshold rectangular pulses
(American Physical Society, 2007)We study the phenomenon of nonlinear stochastic resonance (SR) in a complex noisy system formed by a finite number of ...
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Artículo
Finite-size fluctuations and stochastic resonance in globally coupled bistable systems
(American Physical Society, 2008)The dynamics of a system formed by a finite number N of globally coupled bistable oscillators and driven by external forces ...
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Artículo
Current reversals in a rocking ratchet: dynamical versus symmetry-breaking mechanisms
(American Physical Society, 2010)Directed transport in ratchets is determined by symmetry breaking in a system out of equilibrium. A hallmark of rocking ...
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Ponencia
Energy localization and transport in two-dimensional electrical lattices
(NOLTA, 2013)Intrinsic localized modes (ILMs) have been generated and characterized in two-dimensional nonlinear electrical ...
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Ponencia
Breathers and surface modes in oscillator chains with Hertz ian interactions
(NOLTA, 2012)We study localized waves in chains of oscillators coupled by Hertzian interactions and trapped in local potentials. This ...