Results 31 to 40 of about 194,130 (221)

Analytical beampattern synthesis for symmetric nonuniform linear array based on superposition principle

open access: yesElectronics Letters, 2023
In this letter, an analytical method for the beampattern synthesis of symmetric nonuniform array is proposed. This method consists of two steps. In the first step, it acquires a real symmetric excitation by the convex optimization method to attain a ...
Fei Shi, Mengkai Hu, Xiuquan Dou
doaj   +1 more source

Formulation of non-linear viscoelastic–viscoplastic constitutive equation for polyamide 6 resin

open access: yesHeliyon, 2021
In this study, a non-linear viscoelastic–viscoplastic constitutive equation for polyamide 6 (PA6) is formulated and a new model is suggested for the viscoplastic part of the equation.
Jun Koyanagi   +4 more
doaj   +1 more source

Does gravity induce wavefunction collapse? An examination of Penrose's conjecture [PDF]

open access: yes, 2013
According to Penrose, the fundamental conflict between the superposition principle of quantum mechanics and the principle of general covariance of general relativity entails the existence of wavefunction collapse, e.g.
Gao, Shan
core   +3 more sources

The Superposition Principle of Waves Not Fulfilled under M. W. Evans' O(3) Hypothesis [PDF]

open access: yes, 2006
In 1992 M.W. Evans proposed a so-called O(3) symmetry of electromagnetic fields by adding a constant longitudinal "ghost field" to the well-known transversal plane em waves. He considered this symmetry as a new law of electromagnetics.
Bruhn G W   +5 more
core   +2 more sources

FUNDAMENTAL ERROR OF THE THEORY OF DURABLE RESISTENCE AND STANDARDS FOR REINFORCED CONCRETE

open access: yesInternational Journal for Computational Civil and Structural Engineering, 2018
This article identifies and investigates the errors in the foundations of the modern theory of creep of reinforced concrete caused by the use of the principle of superposition, which is an extensive interpretation of the principle (scheme) of the linear ...
Rudolf S. Sanzharovsky   +2 more
doaj   +1 more source

Exploring the magnetic field of Helmholtz and Maxwell coils: a computer-based approach exploiting the superposition principle [PDF]

open access: yesRevista Brasileira de Ensino de Física, 2020
Teaching magnetism is one of the most challenging topics at undergraduate level in programmes with scientific background. A basic course includes the description of the magnetic interaction along with empirical results such as the Biot-Savart law's ...
Jorge Enrique García-Farieta   +1 more
doaj   +1 more source

Decomposition and linear superposition of the (2+1)-dimensional Caudrey–Dodd–Gibbon–Kotera–Sawada equation

open access: yesResults in Physics
Generally, the principle of linear superposition is not applicable in nonlinear systems. The results of our researches prove that for some certain types of decomposed solutions of (2+1)-dimensional Caudrey–Dodd–Gibbon–Kotera–Sawada(CDGKS) equation, the ...
Jianan Wang, Xueping Cheng, Guiming Jin
doaj   +1 more source

Measuring the deviation from the superposition principle in interference experiments

open access: yesNew Journal of Physics, 2018
The Feynman path integral formalism has long been used for calculations of probability amplitudes. Over the last few years, it has been extensively used to theoretically demonstrate that the usual application of the superposition principle in slit based ...
G Rengaraj   +4 more
doaj   +1 more source

Witnessing mass-energy equivalence with trapped atom interferometers [PDF]

open access: yesQuantum
We propose an experimental setup to probe the interplay between the quantum superposition principle and gravitational time dilation arising from the mass-energy equivalence.
Jerzy Paczos, Joshua Foo, Magdalena Zych
doaj   +1 more source

Linear Superposition as a Core Theorem of Quantum Empiricism

open access: yesUniverse, 2022
Clarifying the nature of the quantum state |Ψ⟩ is at the root of the problems with insight into counter-intuitive quantum postulates. We provide a direct—and math-axiom free—empirical derivation of this object as an element of a vector space ...
Yurii V. Brezhnev
doaj   +1 more source

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