Breaking Lorentz reciprocity with frequency conversion and delayWe introduce a method for breaking Lorentz reciprocity based upon the non-commutation of frequency conversion and delay. The method requires no magnetic materials or resonant physics, allowing for…Eric I. Rosenthal, Benjamin J. Chapman, Andrew P. Higginbotham et al.·May 24, 2017SaveLearn
Refracting Metasurfaces without Spurious DiffractionRefraction represents one of the most fundamental operations that may be performed by a metasurface. However, simple phasegradient metasurface designs suffer from restricted angular deflection due to…Guillaume Lavigne, Karim Achouri, Viktar Asadchy et al.·May 24, 2017SaveLearn
Control of single-mode operation in a circular waveguide filled by a longitudinally magnetized gyroelectromagnetic mediumA substantial control of dispersion features of the hybrid EH01 and HE11 modes of a circular waveguide which is completely filled by a longitudinally magnetized composite finely-stratified…Volodymyr I. Fesenko, Vladimir R. Tuz, Illia V. Fedorin et al.·May 24, 2017SaveLearn
Electromagnetic energy, momentum and forces in a dielectric medium with lossesFrom the energy-momentum tensors of the electromagnetic field and the mechanical energy-momentum, the equations of energy conservation and balance of electromagnetic and mechanical forces are…Yurii A. Spirichev·May 23, 2017SaveLearn
Symmetries of the equations of motion that are not shared by the LagrangianWe show that if a Lagrangian is invariant under a transformation (with the invariance defined in the standard manner), then the equations of motion obtained from it maintain their form under the…G. F. Torres del Castillo, A. Moreno-Ruiz·May 23, 2017SaveLearn
Energy Stored by Radiating SystemsThough commonly used to calculate Q-factor and fractional bandwidth, the energy stored by radiating systems (antennas) is a subtle and challenging concept that has perplexed researchers for over half…Kurt Schab, Lukas Jelinek, Miloslav Capek et al.·May 22, 2017SaveLearn
Elementary example of energy and momentum of an extended physical system in special relativityAn instructive paradox concerning classical description of energy and momentum of extended physical systems in special relativity theory is explained using an elementary example of two point-like…Kamil Serafin, Stanisław D. Głazek·May 19, 2017SaveLearn
A 1D Radiative Transfer Benchmark with Polarization via Doubling and AddingHighly precise numerical solutions to the radiative transfer equation with polarization present a special challenge. Here, we establish a precise numerical solution to the radiative transfer equation…B. D. Ganapol·May 19, 2017SaveLearn
Fluid-loaded metasurfacesWe consider wave propagation along fluid-loaded structures which take the form of an elastic plate augmented by an array of resonators forming a metasurface, that is, a surface structured with…E. A. Skelton, R. V. Craster, A. Colombi et al.·May 18, 2017SaveLearn
Scattering of Electromagnetic Waves Incident Normally on Square Patch-Type FSS Placed at the Interface between Two Dielectric MediaIn this paper an analytical approach for calculating scattering matrix elements for the case of normal incidence of the plane electromagnetic waves on the square patch-type Frequency Selective…A. O. Tuzov·May 18, 2017SaveLearn
On methods to determine bounds on the Q-factor for a given directivityThis paper revisit and extend the interesting case of bounds on the Q-factor for a given directivity for a small antenna of arbitrary shape. A higher directivity in a small antenna is closely…B. L. G. Jonsson, Shuai Shi, Lei Wang et al.·May 18, 2017SaveLearn
Nonreciprocal Electromagnetic Scattering from a Periodically Space-Time Modulated Slab and Application to a Quasisonic IsolatorScattering of obliquely incident electromagnetic waves from periodically space-time modulated slabs is investigated. It is shown that such structures operate as nonreciprocal harmonic generators and…Sajjad Taravati, Nima Chamanara, Christophe Caloz·May 17, 2017SaveLearn
Faraday's Law and Magnetic Induction: cause and effect, experiment and theoryFaraday's Law of induction is often stated as "a change in magnetic flux causes an EMF"; or, more cautiously, "a change in magnetic flux is associated with an EMF"; It is as well…Paul Kinsler·May 16, 2017SaveLearn
Realization of Nonholonomic Constraints and Singular Perturbation Theory for Plane DumbbellsWe study the dynamics of pairs of connected masses in the plane, when nonholonomic (knife-edge) constraints are realized by forces of viscous friction, in particular its relation to constrained…Sergiy Koshkin, Vojin Jovanovic·May 16, 2017SaveLearn
Asymmetry interactions of electrons and positrons in strong pulsed laser fieldsThe interaction of two electrons and two positrons in the field of two strong pulsed laser waves outside the framework of the dipole approximation (with an accuracy of relativistic corrections ) has…Stanislav Starodub, Sergei Roshchupkin, Viktor Dubov·May 14, 2017SaveLearn
Intermolecular Interactions in Radial-Contour Mode Microring ResonatorsThis research is on the dynamics of electrostatically actuated radial-contour mode microring resonators. The governing equation of motion is derived by the minimization of the Hamiltonian and…Meysam T. Chorsi·May 14, 2017SaveLearn
Two gesture-computing approaches by using electromagnetic wavesWe are concerned with a novel sensor-based gesture input/instruction technology which enables human beings to interact with computers conveniently. The human being wears an emitter on the finger or…Yukun Guo, Jingzhi Li, Hongyu Liu et al.·May 11, 2017SaveLearn
Linear stability of periodic three-body orbits with zero angular momentum and topological dependence of Kepler's third law: a numerical testWe test numerically the recently proposed linear relationship between the scale-invariant period T s.i. = T |E|3/2, and the topology of an orbit, on several hundred planar Newtonian…V. Dmitrašinović, Ana Hudomal, Mitsuru Shibayama et al.·May 10, 2017SaveLearn
Ultrafocused Electromagnetic Field Pulses with a Hollow Cylindrical WaveguideWe theoretically show that an externally driven dipole placed inside a cylindrical hollow waveguide can generate a train of ultrashort and ultrafocused electromagnetic pulses. The waveguide encloses…P. Maurer, J. Prat-Camps, J. I. Cirac et al.·May 9, 2017SaveLearn
Generalized Magnetothermoelastic Interaction for a Rotating Half SpaceA generalized magnetothermoelasticity, in the context of Lord-Shulman theory, is employed to investigate the interaction of a homogeneous and isotropic perfect conducting half space with rotation.…B. Das, S. Chakraborty, A. Lahiri·May 6, 2017SaveLearn
Solution of generalized magnetothermoelastic problem by using finite difference methodA magnetothermoelastic problem is considered for a nonhomogeneous, isotropic rotating hollow cylinder in the context of three theories of generalized formulations, the classical dynamical coupled…B. Das, G. C. Shit, A. Lahiri·May 6, 2017SaveLearn
Spectral decomposition of the Lippmann-Schwinger equation applied to cylindersWe derive the spectral decomposition of the Lippmann-Schwinger equation for electrodynamics, obtaining the fields as a sum of eigenmodes. The method is applied to cylindrical geometries.Parry Y. Chen, David J. Bergman, Yonatan Sivan·May 4, 2017SaveLearn
Topology optimization for transient response of structures subjected to dynamic loadsThis paper presents a topology optimization framework for structural problems subjected to transient loading. The mechanical model assumes a linear elastic isotropic material, infinitesimal strains,…Reza Behrou, James K. Guest·May 3, 2017SaveLearn
Nonlinear waves in solids with slow dynamics: an internal-variable modelIn heterogeneous solids such as rocks and concrete, the speed of sound diminishes with the strain amplitude of a dynamic loading (softening). This decrease known as "slow dynamics" occurs at…H Berjamin, N Favrie, B Lombard et al.·May 3, 2017SaveLearn
Relativistic shifts of eigenfrequencies in an ideal Penning trapFirst-order perturbative calculation of the frequency-shifts caused by special relativity is performed for a charged particle confined in a Penning trap. The perturbed motion is approximated by the…Yurij Yaremko·May 2, 2017SaveLearn