Results 31 to 40 of about 31,605 (318)

An attempt to geometrize electromagnetism

open access: yesOpen Physics, 2018
This study investigates the curved worldline of a charged particle accelerated by an electromagnetic field in flat spacetime. A new metric, which dependes on the charge-to-mass ratio and electromagnetic potential, is proposed to describe the curve ...
Huang XiuLin, Xu Yan, Liu ChengZhi
doaj   +1 more source

An Active Learning Computer-Based Teaching Tool for Enhancing Students’ Learning and Visualization Skills in Electromagnetics [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2023
Electromagnetic theoretical concepts, which are represented mathematically, are usually challenging to grasp by students. In this study, we explore an interactive technology-based teaching tool to develop further students’ mastery of electromagnetic ...
Mohammed M. Bait-Suwailam   +3 more
doaj   +1 more source

Electromagnetic Architectures: Structures, Properties, Functions and Their Intrinsic Relationships in Subwavelength Optics and Electromagnetics

open access: yesAdvanced Photonics Research, 2021
In recent years, with the development of photonic crystals, metamaterials, metasurfaces, and other related disciplines, the relationship between the structures and functionalities of artificial optical/electromagnetic materials and devices has become a ...
Xiangang Luo   +4 more
doaj   +1 more source

On the Relationship of Quantum Mechanics to Classical Electromagnetism and Classical Relativistic Mechanics

open access: yes, 2004
Some connections between quantum mechanics and classical physics are explored. The Planck-Einstein and De Broglie relations, the wavefunction and its probabilistic interpretation, the Canonical Commutation Relations and the Maxwell--Lorentz Equation may ...
Amrein W O   +29 more
core   +1 more source

Non-Commutative Worlds and Classical Constraints

open access: yesEntropy, 2018
This paper reviews results about discrete physics and non-commutative worlds and explores further the structure and consequences of constraints linking classical calculus and discrete calculus formulated via commutators.
Louis H. Kauffman
doaj   +1 more source

Gauss's law, infinite homogenous charge distributions and Helmholtz theorem

open access: yesRevista Brasileira de Ensino de Física
We rediscuss the validity of Gauss's law in the case of homogenous discrete and continuous charge distributions fulfilling all space.
A.C. Tort
doaj   +1 more source

Conservation laws from asymptotic symmetry and subleading charges in QED

open access: yesJournal of High Energy Physics, 2018
We present several results on memory effects, asymptotic symmetry and soft theorems in massive QED. We first clarify in what sense the memory effects are interpreted as the charge conservation of the large gauge transformations, and derive the leading ...
Hayato Hirai, Sotaro Sugishita
doaj   +1 more source

Kac-Moody symmetry in the light front of gauge theories

open access: yesJournal of High Energy Physics, 2023
We discuss the emergence of a new symmetry generator in a Hamiltonian realisation of four-dimensional gauge theories in the flat space foliated by retarded (advanced) time.
Hernán A. González   +2 more
doaj   +1 more source

Synchrotron Radiation for Quantum Technology

open access: yesAdvanced Functional Materials, EarlyView.
Materials and interfaces underpin quantum technologies, with synchrotron and FEL methods key to understanding and optimizing them. Advances span superconducting and semiconducting qubits, 2D materials, and topological systems, where strain, defects, and interfaces govern performance.
Oliver Rader   +10 more
wiley   +1 more source

Shock waves, periodic, topological kink and singular soliton solutions of a new generalized two dimensional nonlinear wave equation of engineering physics with applications in signal processing, electromagnetism and complex media

open access: yesAlexandria Engineering Journal, 2023
This article investigates a new generalized two-dimensional nonlinear wave equation of engineering physics with various applications in the fields of sciences and engineering.
Oke Davies Adeyemo   +1 more
doaj   +1 more source

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