The Shannon-McMillan Theorem Proves Convergence to Equiprobability of Boltzmann's MicrostatesThe paper shows that, for large number of particles and for distinguishable and non-interacting identical particles, convergence to equiprobability of the W microstates of the famous…Arnaldo Spalvieri·Jun 21, 2021SaveLearn
Novel, first-principles approach to deriving Electromagnetic field transformations under oblique Lorentz-Boosts and arbitrary Spatial RotationsThe standard classic special relativistic transformation of the electromagnetic (EM) field under proper Lorentz transformations is revisited. As to the pure Lorentz-boosts, popular treatments on EM…Salil K Bedkihal, Rajeev K Pathak·Jun 20, 2021SaveLearn
A New Microscopic Look into Pressure Fields and Local BuoyancyThe concept of local pressure is pivotal to describe many important physical phenomena, such as buoyancy or atmospheric phenomena, which always require the consideration of space-varying pressure…Simão M. João, J. P. Santos Pires, J. M. Viana Parente Lopes·Jun 18, 2021SaveLearn
The geometry of electromagnetic curves on Riemannian manifoldsWe present a concise definition of an electromagnetic curve on a Riemannian manifold and illustrate the explicit case of the motion of a charged particle on the unit sphere under the influence of a…Sergio Islas-Ramirez, Cesar S. Lopez-Monsalvo, Jose Antonio Eduardo Roa-Neri·Jun 17, 2021SaveLearn
High Resolution Measurement of Near-Field Radiative Heat Transfer enabled by Nanomechanical ResonatorsNear-field radiative heat transfer (NFHT) research currently suffers from an imbalance between numerous theoretical studies, as opposed to experimental reports that remain, in proportion, relatively…Mathieu Giroux, Chang Zhang, Nikaya Snell et al.·Jun 17, 2021SaveLearn
Solution to Waves in Dissipative Media with Reciprocal Attenuation in Time and Space DomainsThe study points out that the traditional solutions to wave equation of dissipative wave and motion equation of block for a multi-degree-of-freedom mass spring damper system are the possible…Peng Shi·Jun 16, 2021SaveLearn
The Analytical Structure of Acoustic and Elastic Material PropertiesIn this paper, we take an in-depth look at the analytical structure of the material transfer functions which govern acoustic and elastic response. These include wavenumber (κ) in such media and…Hossein Khodavirdi, Ankit Srivastava·Jun 16, 2021SaveLearn
Harmonics in the tunneling current for a nanocircuit with a mode-locked laserFocusing a mode-locked laser on the tip-sample tunneling junction of a scanning tunneling microscope superimposes currents at hundreds of harmonics of the laser pulse-repetition rate on the DC…Mark J. Hagmann·Jun 15, 2021SaveLearn
Simulation of viscoelastic Cosserat rods based on the geometrically exact dynamics of special Euclidean strandsWe propose a method for the description and simulation of the nonlinear dynamics of slender structures modeled as Cosserat rods. It is based on interpreting the strains and the generalized velocities…G. G. Giusteri, E. Miglio, N. Parolini et al.·Jun 10, 2021SaveLearn
The law of momentum conservation in free microwave cavities containing coherent radiationUsing classical electrodynamics, this work analyzes the dynamics of a closed microwave cavity as a function of its center of energy. Starting from the principle of momentum conservation, expressions…Ademir Xavier·Jun 6, 2021SaveLearn
Electromagnetic Fields Simulating a Rotating Sphere and its ExteriorVector displacements expressed in spherical coordinates are proposed. They correspond to electromagnetic fields in vacuum that globally rotate about an axis and display many circular patterns on the…Daniele Funaro·Jun 5, 2021SaveLearn
On the ocean beach -- why elliptic pebbles do not become sphericalAmong pebbles strewn across a sandy ocean beach one can find relatively many with a nearly perfect elliptical (ellipsoidal) shape, and one wonders how this shape was attained and whether, during…Klaus Winzer, Gerhard C. Hegerfeldt·Jun 4, 2021SaveLearn
Radiation Reaction in Non-commutative ElectrodynamicsWe study the radiation reaction acting on an accelerating charge moving in noncommutative spacetime and obtain an expression for it. Radiation reaction, due to a nonrelativistic point charge, is…V. Veera Reddy, Sashideep Gutti, Asrarul Haque·Jun 2, 2021SaveLearn
Effect of symmetry defect on the edge resonance of semi-infinite FGM platesThe effect of asymmetric functionally graded material on the edge resonance and the Fano resonance in semi-infinite FGM plates are reported in this work. The edge resonance is weakened by the…Shengyu Tang, Wenping Bi, Jingwei Yin et al.·Jun 1, 2021SaveLearn
Electrostatic potential and electric field in the z axis of a non centered circular charged ringIn introductory level electromagnetism courses the calculation of electrostatic potential and electric field in an arbitrary point is a very common exercise. One of the most viewed cases is the…F. Escalante·May 31, 2021SaveLearn
Internal structure and heat conduction in rigid solids: a two temperature approachA non-Fourier thermal transport regime characterizes the heat conduction in solids with internal structure. Several thermodynamic theories attempt to explain the separation from the Fourier regime in…R. E. Gonzalez-Narvaez, M. López de Haro, F. Vázquez·May 28, 2021SaveLearn
Self-consistent density-based basis-set correction: How much do we lower total energies and improve dipole moments?This work provides a self-consistent extension of the recently proposed density-based basis-set correction method for wave-function electronic-structure calculations [J. Chem. Phys. 149, 194301…Emmanuel Giner, Diata Traore, Barthélemy Pradines et al.·May 26, 2021SaveLearn
On the question of the classical analogue of the Fano problemA system of interacting classical oscillators is discussed, similar to a quantum mechanical system of a discrete energy level, interacting with the energy quasi-continuum of states considered Fano.…M. B. Lebedev, O. B. Misochko·May 24, 2021SaveLearn
Generalized Section-Section Interaction Potentials in the Geometrically Exact Beam Theory: Modeling of Intermolecular Forces, Asymptotic Limit as Strain-Energy Function, and Formulation of Rotational ConstraintsThe present contribution proposes a universal framework to formulate generalized section-section interaction potentials (SSIP) within the geometrically exact beam theory. By exploiting the…Christoph Meier, Maximilian J. Grill, Wolfgang A. Wall·May 20, 2021SaveLearn
Frequency conversion cascade by crossing multiple space and time interfacesTime varying media recently emerged as promising candidates to fulfill the dream of controlling the wave frequency without nonlinear effects. However, frequency conversion remains limited by the…Benjamin Apffel, Emmanuel Fort·May 20, 2021SaveLearn
Einstein's special relativity from a space-time duality principleEinstein based his special theory of relativity on two postulates: (a) physical laws appear the same in all inertial frames, and (b) the speed of light in vacuum is an observer-independent constant.…Vikramaditya Mondal·May 20, 2021SaveLearn
Accidental Interaction in the Torsional Spectrum of Singly Deuterated Hydrogen Peroxide HOODWe extended previously recorded infrared spectra of singly deuterated hydrogen peroxide (HOOD) to the submm-wavelength region and derived accurate molecular parameters and a semi-empirical…D. Herberth, T. F. Giesen, K. M. T. Yamada·May 19, 2021SaveLearn
Acoustic scattering reduction of elliptical targets via pentamode near-cloaking based on transformation acoustics in elliptic coordinatesCloaks for underwater applications designed for actual submarine acoustic stealth are still far from the technological advancement needed for being put in practice. Several challenges are to be…Davide Enrico Quadrelli, Gabriele Cazzulani, Simone La Riviera et al.·May 18, 2021SaveLearn
Newton like equations for the radiating particle: the non relativistic limitA broad class of forces, P, is identified, for which the Abraham-Lorentz-Dirac (ALD) and Newton-like equations have solutions in common. Moreover, these solutions do not present pre-acceleration or…Daniel E. Lluis González, Alejandro O. Salinas Delgado, y Alejandro Cabo Montes de Oca·May 17, 2021SaveLearn
Low-frequency scattering defined by the Helmholtz equation in one dimensionThe Helmholtz equation in one dimension, which describes the propagation of electromagnetic waves in effectively one-dimensional systems, is equivalent to the time-independent Schrödinger equation.…Farhang Loran, Ali Mostafazadeh·May 14, 2021SaveLearn