Thermal emission by a subwavelength apertureWe calculate, by means of fluctuational electrodynamics, the thermal emission of an aperture filled by vacuum or a material at temperature T. We show that thermal emission is very different whether…Karl Joulain, Younès Ezzahri, Rémi Carminati·Sep 19, 2015SaveLearn
The deformation of an elastic rod with a clamp sliding along a smooth and curved profileThe design of compliant mechanisms is crucial in several technologies and relies on the availability of solutions for nonlinear structural problems. One of these solutions is given and experimentally…D. Misseroni, G. Noselli, D. Zaccaria et al.·Sep 18, 2015SaveLearn
Torsional and SH surface waves in an isotropic and homogenous elastic half-space characterized by the Toupin-Mindlin gradient theoryThe existence of torsional and SH surface waves in a half-space of a homogeneous and isotropic material is shown to be possible in the context of the complete Toupin-Mindlin theory of gradient…P. A. Gourgiotis, H. G. Georgiadis·Sep 18, 2015SaveLearn
Origin of Negative Density and Modulus in Acoustic MetamaterialsThis paper provides a review and fundamental physical interpretation for the effective densities and moduli of acoustic metamaterials. We introduce the terminology of hidden force and hidden source…Sam Hyeon Lee, Oliver B. Wright·Sep 14, 2015SaveLearn
On solutions of Maxwell's equations with dipole sources over a thin conducting filmWe derive and interpret solutions of time-harmonic Maxwell's equations with a vertical and a horizontal electric dipole near a planar, thin conducting film, e.g. graphene sheet, lying between two…Dionisios Margetis, Mitchell Luskin·Sep 14, 2015SaveLearn
A note on the equivalence of Lagrangian and Hamiltonian formulations at post-Newtonian approximationsIt was claimed recently that a low order post-Newtonian (PN) Lagrangian formulation, which corresponds to the Euler-Lagrange equations up to an infinite PN order, can be identical to a PN Hamiltonian…Rongchao Chen, Xin Wu·Sep 12, 2015SaveLearn
Self-consistent drift-diffusion-reaction model for the electron beam interaction with dielectric samplesThe charging of insulating samples degrades the quality and complicates the interpretation of images in scanning electron microscopy and is important in other applications, such as particle…Behrouz Raftari, Neil Budko, Kees Vuik·Sep 10, 2015SaveLearn
Optimisation et identification intégrée à la corrélation d'images de paramètres de lois élastoplastiquesIntegrated digital image correlation (IDIC) is applied to identify the constitutive parameters of an elastic and two elastoplastic laws with kinematic hardening. An experiment is conducted on a…Morgan Bertin, F Hild, S Roux·Sep 10, 2015SaveLearn
Emergence of long-range force laws from classical particle exchangeThe analogy of classical repulsive interactions emerging from the exchange of mediating particles is revisited with a quantitative approach. Simulations are presented for a particular toy model which…Jarrett L. Lancaster, Colin McGuire, Aaron P. Titus·Sep 9, 2015SaveLearn
Analytical Representation of Characteristic Modes DecompositionAspects of the theory of characteristic modes, based on their variational formulation, are presented and an explicit form of a related functional, involving only currents in a spatial domain, is…Miloslav Capek, Pavel Hazdra, Michal Masek et al.·Sep 9, 2015SaveLearn
Comments on "On Stored Energies and Radiation Q"The commented paper claims to provide a new expression for an energy stored around a general radiator. The major purpose of this comment is to show that the claim is unjustified. Alongside with this…Miloslav Capek, Lukas Jelinek·Sep 9, 2015SaveLearn
The Inverse Problem for the Dipole FieldThe Inverse problem for an electromagnetic field produced by a dipole is solved. It is assumed that the field of an arbitrary changing dipole is known. Obtained formulae allow calculation of the…V. Epp, J. Janz·Sep 9, 2015SaveLearn
Heat Management in Thermoelectric Power GeneratorsThermoelectric power generators are used to convert heat into electricity. Like any other heat engine, the performance of a thermoelectric generator increases as the temperature difference on the…Mona Zebarjadi·Sep 8, 2015SaveLearn
Fourier-Taylor series for the figure eight solution of the three body problemWe provide an analytical approximation of a periodic solution of the three body problem in celestial mechanics, the so-called figure eight solution, discovered 1993 by C. Moore. This approximation…Heinz-Jürgen Schmidt, Thomas Bröcker·Sep 6, 2015SaveLearn
Steady-state propagation speed of rupture fronts along one-dimensional frictional interfacesThe rupture of dry frictional interfaces occurs through the propagation of fronts breaking the contacts at the interface. Recent experiments have shown that the velocities of these rupture fronts…David Skålid Amundsen, Jørgen Kjoshagen Trømborg, Kjetil Thøgersen et al.·Sep 4, 2015SaveLearn
Gain and noise spectral density in an electronic parametric amplifier with added white noiseIn this paper, we discuss the behavior of a linear classical parametric amplifier (PA) in the presence of white noise and give theoretical estimates of the noise spectral density based on approximate…Adriano A. Batista, A. A. Lisboa de Souza·Sep 4, 2015SaveLearn
Generalized fluctuation theorems for classical systemsFluctuation theorems have a very special place in the study of non equilibrium dynamics of physical systems. The form in which it is used most extensively is the Gallavoti-Cohen Fluctuation Theorem…G. S. Agarwal, Sushanta Dattagupta·Sep 4, 2015SaveLearn
Control of acoustic absorption in 1D scattering by indirect coupled resonant scatterersWe experimentally report perfect acoustic absorption through the interplay of the inherent losses and transparent modes with high Q factor. These modes are generated in a two-port, one-dimensional…A. Merkel, G. Theocharis, O. Richoux et al.·Sep 4, 2015SaveLearn
On a mechanical lensIn this paper, we consider the dynamics of a heavy homogeneous ball moving under the influence of dry friction on a fixed horizontal plane. We assume the ball to slide without rolling. We demonstrate…Alexander Ivanov, Nadezhda Erdakova·Sep 4, 2015SaveLearn
Causal diagrams for physical modelsI present a scheme of drawing causal diagrams based on physically motivated mathematical models expressed in terms of temporal differential equations. They provide a means of better understanding the…Paul Kinsler·Sep 3, 2015SaveLearn
Verification and Invalidation of the Theory of Symplectic Manifold with Contact Degeneracies as Applied to the Classical Field TheoryA theory of Symplectic Manifold with Contact Degeneracies (SMCD) was developed in [Zot'ev,2007]. The symplectic geometry employs an anti-symmetric tensor (closed differential form) such as a…Igor V. Sokolov·Sep 2, 2015SaveLearn
Nonlinear analysis on purely mechanical stabilization of a wheeled inverted pendulum on a slopeThis paper investigates the potential for stabilizing an inverted pendulum without electric devices, using gravitational potential energy. We propose a wheeled mechanism on a slope, specifically, a…Katsutoshi Yoshida, Munehisa Sekikawa, Kenta Hosomi·Sep 2, 2015SaveLearn
Energy-momentum tensor for a field and particle in interactionThis paper focuses on the basic system of a field and a particle in interaction and provides a single, unified derivation of the energy-momentum tensors for both the field and the particle. This…Roderick Sutherland·Aug 29, 2015SaveLearn
Quench Dynamics of Two Coupled Ionic Zig-Zag ChainsWe explore the non-equilibrium dynamics of two coupled zig-zag chains of trapped ions in a double well potential. Following a quench of the potential barrier between both wells, the induced coupling…Andrea Klumpp, Benno Liebchen, Peter Schmelcher·Aug 28, 2015SaveLearn
Noise-assisted energy transport in electrical oscillator networks with off-diagonal dynamical disorderNoise is generally thought as detrimental for energy transport in coupled oscillator networks. However, it has been shown that for certain coherently evolving systems, the presence of noise can…Roberto de J. León-Montiel, Mario A. Quiroz-Juárez, Rafael Quintero-Torres et al.·Aug 26, 2015SaveLearn