Double-layer force suppression between charged microspheresIn this paper we propose a protocol to suppress double-layer forces between two microspheres immersed in a dielectric medium, being one microsphere metallic at a controlled potential ψM and the other…D. S. Ether, F. S. S. Rosa, D. M. Tibaduiza et al.·Nov 30, 2017SaveLearn
Inviscid instabilities in rotating ellipsoids on eccentric Kepler orbitsWe consider the hydrodynamic stability of homogeneous, incompressible and rotating ellipsoidal fluid masses. The latter are the simplest models of fluid celestial bodies with internal rotation and…Jérémie Vidal, David Cébron·Nov 30, 2017SaveLearn
A novel analytical method for analysis of electromagnetic scattering from inhomogeneous spherical structures using duality principlesIn this article, a novel analytical approach is presented for the analysis of electromagnetic (EM) scattering from radially inhomogeneous spherical structures (RISSs) based on the duality principle.…Mohammad Kiani, Ali Abdolali, Mahdi Safari·Nov 29, 2017SaveLearn
Symmetries of the dynamics and Noether theorem in classical mechanicsThe aim of this note is to discuss the relation between one-parameter continuous symmetries of the dynamics, defined on physical grounds, and conservation laws. In the Hamiltonian formulation, such…Franco Strocchi·Nov 28, 2017SaveLearn
Lagrangian for RLC circuits using analogy with the classical mechanics conceptsWe study and formulate the Lagrangian for the LC, RC, RL, and RLC circuits by using the analogy concept with the mechanical problem in classical mechanics formulations. We found that the Lagrangian…Albertus Hariwangsa Panuluh, Asan Damanik·Nov 28, 2017SaveLearn
An Effective Photon Momentum in a Dielectric Medium: A Relativistic ApproachWe use a relativistic argument to define an effective photon that travels through a transparent (non-absorbing) nondispersive dielectric medium of index of refraction n. If p is the momentum of…Bradley W. Carroll, Farhang Amiri, J. Ronald Galli·Nov 24, 2017SaveLearn
Non-Euclidean elastodynamic cloaking theory and application to control of surface seismic waves with pillars atop a thick plateIn [AIP Advances 6, 121707 (2016)], a soil structured with concrete columns distributed within two specially designed seismic cloaks thanks to a combination of transformational elastodynamics and…Andre Diatta, Younes Achaoui, Sebastien Guenneau·Nov 24, 2017SaveLearn
Anelasticity in Flexure Strips RevisitedThis note reviews previous analyses by the author of the damping produced by the anelasticity of a simple flexure element that is loaded in tension by an extended object such as a beam balance. The…Clive C Speake·Nov 21, 2017SaveLearn
Efficient Determination of Reverberation Chamber Time ConstantDetermination of the rate of energy loss in a reverberation chamber is fundamental to many different measurements such as absorption cross-section, antenna efficiency, radiated power, and shielding…Xiaotian Zhang, Martin P. Robinson, Ian D. Flintoft et al.·Nov 21, 2017SaveLearn
Exponential or power law? How to select a stable distribution of probability in a physical systemA mapping of nonextensive statistical mechanics into Gibbs' statistical mechanics exists, which leads to a generalization of Einstein's formula for fluctuations. A unified treatment of…Andrea Di Vita·Nov 21, 2017SaveLearn
The Peridynamic Stress Tensors and the Non-local to Local PassageWe re-examine the notion of stress in peridynamics. Based on the idea of traction we define two new peridynamic stress tensors Py and P which stand, respectively,…Petr Pelech·Nov 20, 2017SaveLearn
Boundary Differential Equations and Their Applications to Scattering ProblemsIn this paper, new boundary differential equations for the two-dimensional exterior scattering problem have been derived. It has been shown that the Helmholtz equation can be reduced to an…Wen Geyi·Nov 20, 2017SaveLearn
The Radiation Efficiency Cost of Resonance TuningExisting optimization methods are used to calculate the upper-bounds on radiation efficiency with and without the constraint on self-resonance. These bounds are used for the design and assessment of…L. Jelinek, K. Schab, M. Capek·Nov 15, 2017SaveLearn
Towards fractal gravityIn an extension of speculations that physical space-time is a fractal which might itself be embedded in a high-dimensional continuum, it is hypothesized to "compensate" for local variations…Karl Svozil·Nov 11, 2017SaveLearn
Blackbody Radiation in Classical Physics: A Historical PerspectiveWe point out that current textbooks of modern physics are a century out-of-date in their treatment of blackbody radiation within classical physics. Relativistic classical electrodynamics including…Timothy H. Boyer·Nov 11, 2017SaveLearn
Voltage induced by Coriolis force: a new sensing scheme for rotation velocityWe study the motion of the charged particles between a pair of conductor plates in the non-inertial reference frame. It is found that there exists a stable voltage between the two conductor plates,…Yun-He Zhao, Yu-Han Ma·Nov 8, 2017SaveLearn
On a Uniformly Accelerated Point Charge moving along a CuspA uniformly accelerated point charge which moves neither in a straight line nor in a circle, but in a cusp, is investigated. We find the angular distribution of the Larmor radiation, the constant…Michael R. R. Good, Thomas Oikonomou, Gaukhar Akhmetzhanova·Nov 3, 2017SaveLearn
Partial constraint singularities in elastic rodsWe present a unified classical treatment of partially constrained elastic rods. Partial constraints often entail singularities in both shapes and reactions. Our approach encompasses both sleeve and…J. A. Hanna, H. Singh, E. G. Virga·Nov 2, 2017SaveLearn
Dissipation Factors of Spherical Current Modes on Multiple Spherical LayersRadiation efficiencies of modal current densities distributed on a spherical shell are evaluated in terms of dissipation factor. The presented approach is rigorous, yet simple and straightforward,…Vit Losenicky, Lukas Jelinek, Miloslav Capek et al.·Nov 1, 2017SaveLearn
Wave scattering from two-dimensional self-affine Dirichlet and Neumann surfaces and its application to the retrieval of self-affine parametersWave scattering from two-dimensional self-affine Dirichlet and Neumann surfaces is studied for the purpose of using the intensity scattered from them to obtain the Hurst exponent and topothesy that…Daniel Strand, Torstein Nesse, Jacob B. Kryvi et al.·Oct 25, 2017SaveLearn
Construction of Planar Multilayer Dyadic Greens Functions by Fourier Expansion Method - Part I: Isotropic MediaIn this paper, we have derived planar multilayer dyadic Greens functions by Fourier expansion method and have checked its correctness by comparing results for reflected electric fields from dipole…Huai-Yi Xie·Oct 23, 2017SaveLearn
Scattering of flexural waves from an N-beam resonator in a thin plateThe impedance matrix method is applied to study the scattering of flexural waves propagating in an infinite thin plate containing an N-beam resonator. The resonator consists of a circular hole…Alfonso Climente, Penglin Gao, Linzhi Wu et al.·Oct 12, 2017SaveLearn
Acoustic scattering theory without large-distance asymptoticsIn conventional acoustic scattering theory, a large-distance asymptotic approximation is employed. In this approximation, a far-field pattern, an asymptotic approximation of the exact result, is used…Chi-Chun Zhou, Wen-Du Li, Wu-Sheng Dai·Oct 10, 2017SaveLearn
Scaling relations for parallel disc Capacitance with Dielectric mediaTotal capacitance of a dielectric filled circular disc configuration (radius r and separation d) has been numerically evaluated over relative permittivities ranging from 1 to 80 and aspect ratios…C. V. Krishnamurthy, Gokul Raj R·Oct 9, 2017SaveLearn
Exact solution for growth-induced large bending deformation of a hyperelastic plateIn this paper, the growth-induced bending deformation of a thin hyperelastic plate is studied. For a plane-strain problem, the governing PDE system is formulated, which is composed of the mechanical…Jiong Wang, Qiongyu Wang, Hui-Hui Dai·Oct 9, 2017SaveLearn