The new method to create Single Bubble SonoluminescenceSonoluminescence is a phenomenon which is known for some time, relatively easy to produce but still not fully understood. A milestone was discovery of procedure for creating Single Bubble…Jaroslav Antos·Dec 21, 2020SaveLearn
A Topological Design Tool for the Synthesis of Antenna Radiation PatternsPatch antennas are among the most popular radiating elements, yet their quasi-2-D structure reduces the degrees of freedom available to tailor their radiation pattern. To overcome this limitation, a…Mirko Barbuto, Mohammad-Ali Miri, Andrea Alù et al.·Dec 21, 2020SaveLearn
Waveguide Components and Aperture Antennas With Frequency- and Time-Domain Selectivity PropertiesFiltering modules are essential devices of modern microwave systems given their capability to improve the signal-to-noise ratio of the received signal or to eliminate the unwanted interferences. For…Mirko Barbuto, Daniele Lione, Alessio Monti et al.·Dec 21, 2020SaveLearn
Direct derivation of Lienard Wiechert potentials, Maxwell's equations and Lorentz force from Coulomb's lawIn 19th century Maxwell derived Maxwell equations from the knowledge of three experimental physical laws: the Coulomb's law, the Ampere's force law and Faraday's law of induction.…Hrvoje Dodig·Dec 18, 2020SaveLearn
Surface Impedance Modeling of All-Dielectric MetasurfacesWe develop a simple and reliable analytical model that allows describing the electromagnetic response of all-dielectric metasurfaces consisting of a single-layer array of high-permittivity spherical…Alessio Monti, Andrea Alù, Alessandro Toscano et al.·Dec 17, 2020SaveLearn
On the interplay between Noether's theorem and the theory of adiabatic invariantsThis article focuses on an important quantity that will be called the Rund-Trautman function. It already plays a central role in Noether's theorem since its vanishing characterizes a symmetry and…Thierry Gourieux, Raphaël Leone·Dec 16, 2020SaveLearn
Bra-Ket Representation of the Inertia TensorWe employ Dirac's bra-ket notation to define the inertia tensor operator that is independent of the choice of bases or coordinate system. The principal axes and the corresponding principal values…U-Rae Kim, Dohyun Kim, Jungil Lee·Dec 15, 2020SaveLearn
Superintegrable dynamics on H2 generated by coupling the Morse and Rosen-Morse potentialsA Hamiltonian dynamics defined on the two-dimensional hyperbolic plane by coupling the Morse and Rosen-Morse potentials is analyzed. It is demonstrated that orbits of all bounded motions are closed…John Acosta, Cezary Gonera·Dec 15, 2020SaveLearn
Remarks on dispersion-improved shallow water equations with uneven bottomIt is shown that asymptotically consistent modifications of (Boussinesq-like) shallow water approximations, in order to improve their dispersive properties, can fail for uneven bottoms (i.e., the…Didier Clamond·Dec 15, 2020SaveLearn
Mechanical Snell's LawWe investigate the motion of a massive particle constrained to move along a path consisting of two line segments on a vertical plane under an arbitrary conservative force. By fixing the starting and…KyungTae Kim, June-Haak Ee, Kyounghoon Kim et al.·Dec 15, 2020SaveLearn
Application of Regge-theory to astronomical objectsUsing the model based on the Regge-like laws, new analytical formulas are obtained for the moment of inertia, the rotation frequency, and the radius of astronomical non-exotic objects (planets,…G. G. Adamian, N. V. Antonenko, H. Lenske et al.·Dec 12, 2020SaveLearn
Investigating total collisions of the Newtonian N-body problem on shape spaceWe analyze the points of total collision of the Newtonian gravitational system on shape space (the relational configuration space of the system). While the Newtonian equations of motion, formulated…Paula Reichert·Dec 12, 2020SaveLearn
Validation of a model for an electro-active polymerIonic electro-active polymers (EAP) are able to deform under the action of an electric field, which confers them many applications as sensor, actuator or energy recovery.An ionic metal-polymer…Mireille Tixier, Joël Pouget·Dec 8, 2020SaveLearn
An FFT-solver used for virtual Dynamic Mechanical Analysis experiments: Application on a glassy/amorphous system and on a particulate compositeFFT-based solvers are increasingly used by many researcher groups interested in modelling the mechanical behavior associated to a heterogeneous microstructure. A development is reported here that…Stéphane André, Julien Boisse, Camille Noûs·Dec 4, 2020SaveLearn
Macroscopic Modeling of Anomalously Reflecting Metasurfaces: Angular Response and Far-Field ScatteringIn view of extremely challenging requirements on design and optimization of future mobile communication systems, researchers are considering possibilities of creation intelligent radio environments…A. Diaz-Rubio, S. A. Tretyakov·Dec 2, 2020SaveLearn
Thermalization in the one-dimensional Salerno model latticeThe Salerno model constitutes an intriguing interpolation between the integrable Ablowitz-Ladik (AL) model and the more standard (non-integrable) discrete nonlinear Schrödinger (DNLS) one. The…T. Mithun, A. Maluckov, B. M. Manda et al.·Dec 2, 2020SaveLearn
Modeling of the bending of an electroactive polymer stripIonic electro-active polymer (Nafion for example) can be used as sensor or actuator. To this end, a thin film of the water-saturated material is sandwiched between two electrodes. Water saturation…Mireille Tixier, J Pouget·Dec 2, 2020SaveLearn
The physical meaning of the magnetic scalar potential, and how to use it to design an electromagnetThe magnetic scalar potential can be used to design electromagnets accurately and efficiently. I will describe a practical construction algorithm: the prescribed field in a "Target" region…C. B. Crawford·Dec 1, 2020SaveLearn
Influence of the shape of RDX grains on the creation of hot spots by mesoscale modelingCEA-Gramat studies the sensitivity of energetic materials to enhance their security and reliability. The conditions leading to the initiation of an explosive must be understood to control its…Steve Belon, Benjamin Erzar, Élodie Kaeshammer et al.·Dec 1, 2020SaveLearn
AdS/Deep-Learning made easy: simple examplesDeep learning has been widely and actively used in various research areas. Recently, in the gauge/gravity duality, a new deep learning technique so-called the AdS/Deep-Learning (DL) has been proposed…Mugeon Song, Maverick S. H. Oh, Yongjun Ahn et al.·Nov 27, 2020SaveLearn
Many-Body Effects in Models with Superexponential InteractionsSuperexponential systems are characterized by a potential where dynamical degrees of freedom appear in both the base and the exponent of a power law. We explore the scattering dynamics of many-body…Peter Schmelcher·Nov 27, 2020SaveLearn
Symmetry classes in piezoelectricity from second-order symmetriesThe piezoelectricity law is a constitutive model that describes how mechanical andelectric fields are coupled within a material. In its linear formulation this law comprises threeconstitutive tensors…Marc Olive, Nicolas Auffray·Nov 24, 2020SaveLearn
Stokes force on a cylinder in the presence of fluid confinementIn this note, we present Stokes' calculation of the force exerted by the fluid on an oscillating cylinder. While the calculation of the similar problem in the case of the sphere is treated in…Gilles Dolfo, Jacques Vigué, Daniel Lhuillier·Nov 24, 2020SaveLearn
Apollo's Voyage: A New Take on Dynamics in Rotating FramesWe first demonstrate how our general intuition of pseudoforces has to navigate around several pitfalls in rotating frames. And then, we proceed to develop an intuitive understanding of the different…Ujan Chakraborty, Ananda Dasgupta·Nov 23, 2020SaveLearn
Metasurface tessellation for reconfigurable electromagnetic scatteringMetasurfaces have attracted significant research interest owing to their unprecedented control over the spatial distributions of electromagnetic fields. Herein we propose the concept of metasurface…Xiangdong Kong, Chuanning Niu, Jia Zhao et al.·Nov 19, 2020SaveLearn