Results 11 to 20 of about 3,094 (216)

Disorder Driven Anisotropic Nonlinear Hall Effect in the Kagome Metal YbCo<sub>6</sub>Ge<sub>6</sub> at Room Temperature. [PDF]

open access: yesAdv Sci (Weinh)
The intrinsic structural disorder and short‐range correlated motifs in the kagome metal YbCo6Ge6 constitute the primary mechanism for a robust and anisotropic nonlinear Hall effect (NLHE). This effect is sustained across a wide temperature range, achieving a nonlinear responsivity of up to ∼4.5 × 10−3 m/V at 70 K, higher than known disordered and ...
Ain QU   +11 more
europepmc   +2 more sources

A remark on nonlinear Dirac equations [PDF]

open access: yesProceedings of the American Mathematical Society, 2010
For an n n -dimensional spin manifold
openaire   +3 more sources

Artificial boundary condition for one-dimensional nonlinear Schrödinger problem with Dirac interaction: existence and uniqueness results

open access: yesBoundary Value Problems, 2018
We consider the nonlinear Schrödinger equation with Dirac interaction in a half-line domain of R $\mathbb{R}$. Endowed with artificial boundary condition, we discuss the global well-posedness of the equation.
Mostafa Abounouh   +2 more
doaj   +1 more source

Monopole solutions in SU(2) Yang-Mills-plus-massive-nonlinear-spinor-field theory

open access: yesPhysics Letters B, 2020
Monopole solutions in SU(2) Yang-Mills theory which includes spinor fields described by the nonlinear Dirac equation are obtained. It is demonstrated that the energy spectrum of such a system possesses a global minimum whose appearance is brought about ...
Vladimir Dzhunushaliev   +2 more
doaj   +1 more source

Born-infeld electrodynamics: Clifford number and spinor representations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2002
The Clifford number formalism for Maxwell equations is considered. The Clifford imaginary unit for space-time is introduced as coordinate independent form of fully antisymmetric fourth-rank tensor.
Alexander A. Chernitskii
doaj   +1 more source

Parameterization of kernels of the Volterra series for systems given by nonlinear differential equations [PDF]

open access: yesE3S Web of Conferences, 2023
The presented article is devoted on an issue regarding to the transformation of nonlinear models of a certain class to the Volterra functional series. The new identification method based on analytical input and output of a system was developed.
Kislovskiy Evgeniy   +2 more
doaj   +1 more source

Compact Implicit Integration Factor Method for the Nonlinear Dirac Equation

open access: yesDiscrete Dynamics in Nature and Society, 2017
A high-order accuracy numerical method is proposed to solve the (1+1)-dimensional nonlinear Dirac equation in this work. We construct the compact finite difference scheme for the spatial discretization and obtain a nonlinear ordinary differential system.
Jing-Jing Zhang   +2 more
doaj   +1 more source

Global bifurcation for nonlinear Dirac problems

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2016
In this paper we consider the nonlinear eigenvalue problems for the one-dimensional Dirac equation. To exploit oscillatory properties of the components of the eigenvector-functions of linear one-dimensional Dirac system an appropriate family of sets is ...
Ziyatkhan Aliyev, Humay Rzayeva
doaj   +1 more source

Analytical method of optical wave behavior studying in nonlinear medium with periodically arranged conducting nanofilms [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика, 2023
The purpose of this work is to build the analytical model of the behavior of a harmonic wave in a nonlinear optical medium with periodically arranged nanofilms. Methods.
Volkova, Svetlana Anatolena   +5 more
doaj   +1 more source

A SHOCK LAYER ARISING AS THE SOURCE TERM COLLAPSES IN THE P(X)-LAPLACIAN EQUATION

open access: yesПроблемы анализа, 2020
We study the Cauchy–Dirichlet problem for the p(x)-Laplacian equation with a regular finite nonlinear minor term. The minor term depends on a small parameter ε > 0 and, as ε → 0, converges weakly* to the expression incorporating the Dirac delta function,
S. N. Antontsev   +2 more
doaj   +1 more source

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