Reflection of light from a uniformly moving mirrorWe developed a formula for the law of reflection of a plane-polarized light beam from an inclined flat mirror in uniform rectilinear motion by a direct application of the Huygens-Fresnel principle.…Aleksandar Gjurchinovski·Dec 5, 2021SaveLearn
Elementary Solution of Kepler Problem (and a few other problems)We present a simple method to obtain the solution of a few orbital problems: the Kepler problem, the modified Kepler problem by the addition of an inverse square potential and linear force.M. Moriconi·Dec 2, 2021SaveLearn
Full analytical solution for the magnetic field of uniformly magnetized cylinder tilesWe present an analytical solution for the magnetic field of a homogeneously magnetized cylinder tile and by extension solutions for full cylinders, rings, cylinder sectors and ring segments. The…Florian Slanovc, Michael Ortner, Mohssen Moridi et al.·Nov 30, 2021SaveLearn
Finite element and semi-analytical study of elastic wave propagation in strongly scattering polycrystalsThis work studies scattering-induced elastic wave attenuation and phase velocity variation in 3D untextured cubic polycrystals with statistically equiaxed grains using the theoretical second-order…Ming Huang, Peter Huthwaite, Stanislav I. Rokhlin et al.·Nov 29, 2021SaveLearn
Mass distributions for the Kepler problemThe regularities in the structure of the planetary system, expressed by the Titius-Bode law, can be accounted also by using a more general formula, derived not by fit but from a logarithmic…M. Grigorescu·Nov 26, 2021SaveLearn
Observation of topologically enabled complete polarization conversionExploiting topological ideas has been a major theme in modern photonics, which provides unprecedented opportunities to design photonic devices with robustness against defects and flaws. While most…Fujia Chen, Zhen Gao, Li Zhang et al.·Nov 26, 2021SaveLearn
Measuring the Hannay geomatric phaseAn electric network whose dynamics is entirely equivalent to the Foucault pendulum is presented. This circuit allows one to measure in a simulation of the circuit, and eventually in a built circuit…H. Fanchiotti, C. A. Garcia Canal, M. Mayosky et al.·Nov 25, 2021SaveLearn
Synchronization gauge field, standing waves and one-way-speed of lightThe absolute nature of many fundamental predictions of the theory of special relativity, including the relativity of simultaneity, has been questioned in the literature owing to the choice of distant…Arunava Bhadra, Abhishek Chakraborty, Souvik Ghose et al.·Nov 24, 2021SaveLearn
The electromagnetic field outside the steadily rotating relativistic uniform systemUsing the method of retarded potentials approximate formulas are obtained that describe the electromagnetic field outside the relativistic uniform system in the form of a charged sphere rotating at a…Sergey G. Fedosin·Nov 24, 2021SaveLearn
Is Szilard Engine Really Broken?In the Second Law of Thermodynamics which is a macroscopic physical law that states that in any isolated system, entropy can only increase and order, or organization, can only decrease. This means…Srinivasa Rao. P·Nov 24, 2021SaveLearn
Design of pre-stressed plate-strips to cover non-developable shellsIn this paper we address the following design problem: what is the shape of a plate and the associated pre-stress that relaxes toward a given three-dimensional shell? As isometric transformations…Alexandre Danescu, Ioan R. Ionescu·Nov 19, 2021SaveLearn
Source waves in the uniform discrete plane with linear and point defectsA closed-form expression for the amplitudes of source waves in 2D discrete lattice with local and linear (waveguides) defects is derived. The numerical implementation of this analytic expression is…Anton A. Kutsenko·Nov 19, 2021SaveLearn
Virial Theorems and Virial Stresses of Micropolar MediaA generalization of virial theorems and virial stresses to micropolar continuum mechanics is explored. The linear momentum balance in dyadic product with translation leads to (i) the first virial…Martin Ostoja-Starzewski·Nov 19, 2021SaveLearn
Comment on "An algebra and trigonometry-based proof of Kepler's first law" by Akarsh Simha, arXiv:2111.08447v1The recent non-calculus proof of Kepler's first law succeeds because of an obscure, but valid property of the ellipse.Manfred Bucher·Nov 19, 2021SaveLearn
Fractional Oscillator -- Harmonic Oscillator with Memory EffectsThe importance of fractional time-derivative to take care of memory effects has been brought out by considering the example of a simple oscillator.Vishwamittar, Yashika Taneja, Nipun Ahuja·Nov 19, 2021SaveLearn
Review of Born-Infeld electrodynamicsBorn-Infeld (BI) electrodynamics is motivated by the infinite self-energy of the point charge in Maxwell electrodynamics. In BI electrodynamics, an upper bound b is imposed on the electric field,…Y. F. Alam, A. Behne·Nov 16, 2021SaveLearn
Energy implications of a load depending on geometrical configurations in an oscillatorThis paper studies, for a specific oscillatory system composed by a pendulum connected to a seesaw, how the geometry of the different mechanisms of energy introduction conditions the resulting…Elena Campillo, Jimena de Hita, Almudena Martínez et al.·Nov 16, 2021SaveLearn
Smart Radio EnvironmentsThis Roadmap takes the reader on a journey through the research in electromagnetic wave propagation control via reconfigurable intelligent surfaces. Meta-surface modelling and design methods are…Gabriele Gradoni, Marco Di Renzo, Ana Diaz-Rubio et al.·Nov 16, 2021SaveLearn
Temperature dependence of near-field radiative heat transfer above room temperatureStefan-Boltzmann's law indicates that far-field blackbody radiation scales at the fourth power of temperature. The temperature dependence of radiative heat transfer in the near field is expected…Christophe Lucchesi, Rodolphe Vaillon, Pierre-Olivier Chapuis·Nov 15, 2021SaveLearn
Dynamics of Acoustically Bound ParticlesIt is well known that acoustic fields can produce forces on single particles, however they can also induce inter-particle forces due to multiple scattering events. This multi-particle force -- here…Nicholas St. Clair, Dominique Davenport, Arnold D. Kim et al.·Nov 12, 2021SaveLearn
Elastic three-dimensional metaframe for selective wave filtering and polarization controlWe experimentally achieve selective wave filtering and polarization control in a three-dimensional elastic frame embedding local resonators. By connecting multi-resonating elements to a frame…Jacopo M. De Ponti, Emanuele Riva, Francesco Braghin et al.·Nov 12, 2021SaveLearn
Dimensional reduction of electromagnetismWe derive one- and two-dimensional models for classical electromagnetism by making use of Hadamard's method of descent. Low-dimensional electromagnetism is conceived as a specialization of the…Rocco Maggi, Elisa Ercolessi, Paolo Facchi et al.·Nov 11, 2021SaveLearn
Exceptional points of PT-symmetric reflectionless states in complex scattering systemsWe investigate experimentally and analytically the coalescence of reflectionless (RL) states in symmetric complex wave-scattering systems. We observe RL-exceptional points (EPs), first, with a…Clément Ferise, Philipp del Hougne, Simon Félix et al.·Nov 9, 2021SaveLearn
Unidirectional acoustic metamaterials based on nonadiabatic holonomic quantum transformationsNonadiabatic holonomic quantum transformations (NHQTs) have attracted wide attention and have been applied in many aspects of quantum computation, whereas related research is usually limited to the…Jin-Lei Wu, Shuai Tang, Yan Wang et al.·Nov 9, 2021SaveLearn
Analysis of Rotational Motion based on Rolling Friction TorqueIn the problem of cylinder rolling without slipping on a horizontal floor, both the cylinder and floor are generally treated as rigid bodies in normal textbooks. When the air resistance is ignored,…Shosuke Sasaki, Yohe Namba, Tadao Iwanari et al.·Nov 8, 2021SaveLearn