Highly confined Love waves modes by defect states in a holey SiO2 /quartz phononic crystalHighly confined Love modes are demonstrated in a phononic crystal based on a square array of etched holes in SiO 2 deposited on the ST-cut quartz. An optimal choice of the geometrical parameters…Yuxin Liu, Abdelkrim Talbi, Philippe Pernod et al.·Oct 1, 2018SaveLearn
Truncated Dynamics, Ring Molecules and Mechanical Time CrystalsIn applications of mechanics, including quantum mechanics, we often consider complex systems, where complete solutions of the underlying "fundamental" equations is both impractical and…Dai Jin, Antti J. Niemi, Xubiao Peng et al.·Sep 29, 2018SaveLearn
Comment on `An elementary argument for the magnetic field outside a solenoid'An alternative elementary argument for the magnetic field outside a solenoid is described.Ben Yu-Kuang Hu·Sep 28, 2018SaveLearn
Inclusions of general shapes having constant field inside the core and non-elliptical neutral coated inclusions with anisotropic conductivityFor certain shapes of inclusions embedded in a body, the field inside the inclusion is uniform for some boundary condition. We provide a construction scheme for inclusions of general shapes having…Mikyoung Lim, Graeme W. Milton·Sep 27, 2018SaveLearn
Electromagnetic self-force for axially symmetric charge on a spherical shellWe obtain the fields and electromagnetic self-force of a charge distributed on the surface of a sphere undergoing rigid motion at constant proper acceleration, where the charge distribution has axial…Andrew Steane·Sep 26, 2018SaveLearn
Quantification of Orbital Angular Momentum (OAM) beams states based of S system parametersIn this paper, we propose a new quantitative method for determining the state number l of the beam carry Orbital Angular Momentum (OAM), both individually and in a sum in a combination of l= -3, -2,…Eldar Anufriyev·Sep 25, 2018SaveLearn
Effect of dispersity of particle length on the electrical conductivity of the two-dimensional systemsBy means of computer simulation, we examined effect of dispersity of filler length on electrical conductivity of two-dimensional (2D) composites with rod-like fillers. Continuous approach has been…Yuri Yu. Tarasevich, Andrei V. Eserkepov, Irina V. Vodolazskaya et al.·Sep 25, 2018SaveLearn
Exact Solution for the Protected TEM edge mode in a PTD-Symmetric Parallel-Plate WaveguideA Parity Time-reversal Dual (PTD) symmetric structure constituted by a Perfectly-Electric-Perfectly magnetic (PEC-PMC) parallel plate waveguide (PPW) is analyzed. This waveguide supports unimodal…Enrica Martini, Mario G. Silveirinha, Stefano Maci·Sep 24, 2018SaveLearn
Superradiant scattering of orbital angular momentum beamsWe consider the wave-structure coupling between an orbital angular momentum beam and a rapidly rotating disk, and present a new configuration exhibiting the wave amplification effect known as…Cisco Gooding, Silke Weinfurtner, William G. Unruh·Sep 21, 2018SaveLearn
On Maxwell's electrodynamics in two spatial dimensionsWe discuss the construction of Maxwellian electrodynamics in 2+1 dimensions and some of its applications. Special emphasis is given to the problem of the retarded potentials and radiation, where…D. Boito, L. N. S. de Andrade, G. de Sousa et al.·Sep 20, 2018SaveLearn
Lambert W function and hanging chain revisitedIn classical physics, calculating the slack of a hanging chain is a problem that has attracted interest. This study aims to solve this problem through experiment and theory. When the length and…Masato Ito·Sep 19, 2018SaveLearn
Electric field lines of relativistically moving point chargesGeneration of electromagnetic fields by moving charges is a fascinating topic where the tight connection between classical electrodynamics and special relativity becomes particularly apparent. One…Daja Ruhlandt, Steffen Mühle, Jörg Enderlein·Sep 16, 2018SaveLearn
A novel linear complementarity approach for analysis of sliding cable with frictionsSliding cable system with frictions is encountered in many engineering applications. Such system is typically characterized by existences of complex and varied motion states of different sliding…Ziyun Kan, Haijun Peng, Biaoshong Chen·Sep 15, 2018SaveLearn
Non-Hermitian adiabatic transport in spaces of exceptional pointsWe consider the space of n × n non-Hermitian Hamiltonians (n=2, 3, . . .) that are equivalent to a single n× n Jordan block. We focus on adiabatic transport around a closed path…J. Höller, N. Read, J. G. E. Harris·Sep 14, 2018SaveLearn
Continuous and discrete damping reduction for systems with quadratic interactionWe study the connection between Lagrangian and Hamiltonian descriptions of closed/open dynamics, for a collection of particles with quadratic interaction (closed system) and a sub-collection of…Farhang Haddad Farshi, Fernando Jiménez, Sina Ober-Blöbaum·Sep 14, 2018SaveLearn
Self-field, radiated energy, and radiated linear momentum of an accelerated point chargeWorking within the framework of the classical theory of electrodynamics, we derive an exact mathematical solution to the problem of self-field (or radiation reaction) of an accelerated point-charge…Masud Mansuripur·Sep 13, 2018SaveLearn
Wave Packets in Curved Space: Curvature-Field CouplingElastic wave propagation is a century-old problem. Unlike on a flat manifold, analytical solution is not well established for a curved manifold. In this study we take a step towards building an…Puskar Mondal, Subhajyoti Chaudhuri·Sep 12, 2018SaveLearn
Fractional Generalizations of Gradient MechanicsThis short chapter provides a fractional generalization of gradient mechanics, an approach (originally advanced by the author in the mid 80s) that has gained world-wide attention in the last decades…E. C. Aifantis·Sep 11, 2018SaveLearn
Superradiant Amplification of Acoustic Beams via Medium RotationSuperradiant gain is the process in which waves are amplified via their interaction with a rotating body, examples including evaporation of a spinning black hole and electromagnetic emission from a…Daniele Faccio, Ewan M. Wright·Sep 8, 2018SaveLearn
Analysis of Nonlinear Dynamics by Square Matrix MethodThe nonlinear dynamics of a system with periodic structure can be analyzed using a square matrix. We show that because the special property of the square matrix constructed for nonlinear dynamics, we…Li Hua Yu·Sep 8, 2018SaveLearn
On Weingarten-Volterra defectsThe kinematic theory of Weingarten-Volterra line defects is revisited, both at small and finite deformations. Existing results are clarified and corrected as needed, and new results are obtained. The…Amit Acharya·Sep 6, 2018SaveLearn
Stress of a spatially uniform dislocation density fieldIt can be shown that the stress produced by a spatially uniform dislocation density field in a body comprising a linear elastic material under no loads vanishes. We prove that the same result does…Amit Acharya·Sep 6, 2018SaveLearn
A note on an invariant for one-dimensional heat conductionThe main goal of this note is to show that a proposed invariant for one-dimensional heat conduction in dielectrics and metals is nothing than an approximate solution to the Fourier solution .Hamou Sadat, Christian Prax, Vital Le Dez·Sep 3, 2018SaveLearn
Prediction of interface states in liquid surface waves with one-dimensional modulationWe theoretically studied the interface states of liquid surface waves propagating through the heterojunctions formed by a bottom with one-dimensional periodic undulations. Via considering the…Xi Shi, Yong Sun, Chunhua Xue et al.·Sep 3, 2018SaveLearn
Can a skier make a circular turn without any active movement?A skier's motion was analyzed by a simple model consist of point mass m and a single rod connected to a single ski plate. We studied the conditions for the stable ski turn as functions of the…Sun Hyun Youn·Sep 2, 2018SaveLearn