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Coupled klein-gordon

WebMay 1, 2004 · Alongside the above example, there is also the coupled Klein-Gordon-Schrödinger equations [9] [10] [11] given by u tt À c 2 u xx þ u þ jvj 2 ¼ 0; ð2aÞ describing a 2D-system of conserved ... WebMar 20, 2024 · The coupled Klein-Gordon like equations become coupled damped Klein-Gordon equations or telegraph equations or wave equations at a certain parameter value. The system is reduced to a discrete iteration of a 2D map which is different from the unary map induced by the non-coupled hyperbolic PDEs.

Cauchy problem for the nonlinear Klein-Gordon equation coupled …

WebAbstract. A system of coupled Klein–Gordon equations is proposed as a model for one … WebBased on these noncommutative relations, we give the Klein-Gordon (KG) equation and its corresponding current continuity equation in the noncommutative phase space including the canonical and Hamiltonian forms and their novel properties beyond the conventional KG equation. ... There does not exist a coupled constant between the effective gauge ... millbrook pharmacy https://themarketinghaus.com

[PDF] Stability and instability of standing-wave solutions to one ...

WebJun 21, 2024 · In this paper, we design two classes of high-accuracy conservative … WebNov 3, 2024 · Lastly, in the authors investigate the low regularity local and global well-posedness of the Cauchy problem for a coupled Klein–Gordon–Schrödinger system with fractional Laplacian in the Schrödinger equation and a right hand side of \( u ^{2}\) for the wave equation in \(R^{1+1.}\) WebThe stability of these configurations could be tackled along the lines of Ref. [4]. The solutions couple to the gravitational field without curving spacetime. They describe shock waves, and instantons in the Euclidean continuation. For the free massive Klein-Gordon equation the solutions exist only if ζ = 1/4. next boost

High-Order Lagrange Multiplier Method for the Coupled Klein-Gordon …

Category:A series of new explicit exact solutions for the coupled Klein–Gordon ...

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Coupled klein-gordon

Optimal error estimates of a time-splitting Fourier pseudo-spectral ...

Web2. I've calculated the trace of the stress-energy for a massless KG field and I keep getting T = − ( ∂ ϕ) 2 in 3+1 dimensions. I'm using. T μ ν = ∂ μ ϕ ∂ ν ϕ − 1 2 g μ ν ( ∂ ϕ) 2. Since g μ ν g μ ν = 4, the second term is double the first. On the other hand, David Tong's notes suggest that massless KG is a conformal ... WebThe solitary wave solutions for the Klein-Gordon-Schrödinger Equations were obtained by using the homogeneous balance principle. The form of the solutions is more generalized than the result that has been proved by pure theoretical and qualitative method in literature; namely, the form of solutions in literature is a particular case of result of the present paper.

Coupled klein-gordon

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WebAug 29, 2024 · The numerical solution of coupled nonlinear Klein-Gordon equations on … WebSep 13, 2010 · Abstract We show the existence of standing-wave solutions to a coupled non-linear Klein-Gordon equation. Our solutions are obtained as minimizers of the energy under a two-charges constraint. We prove that the ground state is stable and that standing-waves are orbitally stable under a non-degeneracy assumption. View PDF on arXiv Save …

WebFeb 23, 2024 · In this work, a novel class of high-order energy-preserving algorithms are developed for simulating the coupled Klein-Gordon-Schr\"{o}dinger equations. We introduce a Lagrange multiplier approach and derive a new system which warrants exactly the original total energy, instead of the modified quadratic energy in the previous energy ... WebMar 24, 2024 · Our scheme can also serve as a reference for solving some other …

WebFlorida State University WebNov 25, 2024 · The Einstein-Klein-Gordon coupled system: global stability of the Minkowski solution. We prove definitive results on the global stability of the flat space among solutions of the Einstein-Klein-Gordon system. Our main theorems in this monograph include: (1) A proof of global regularity (in wave coordinates) of solutions of the Einstein …

WebNov 15, 1978 · ON COUPLED K-G-S EQUATIONS 359 Both Klein-Gordon-Dirac equations and Klein-Gordon-Schrodinger equa- tions have energy forms indefinite in nature, which prevents us from discovering unified treatments for studying these equations.

WebA. 14 The Klein-Gordon equation. The Schrödinger equation for the quantum wave … next boots boysWebIn this paper, we study the nonlinear Klein-Gordon equation coupled with a Maxwell equation. Using the energy method, we obtain a local existence result for the Cauchy problem. (C) 2016 Elsevier Inc. next boothWebThis paper considers methods to extract exact, explicit, and new single soliton solutions related to the nonlinear Klein-Gordon-Schrödinger model that is utilized in the study of neutral scalar mesons associated with conserved scalar nucleons coupled through the Yukawa interaction. Three state of the art integration schemes, namely, the e−Φ(ξ) … next bootcut jeans for womenWebThe general Klein–Gordon–Schrödinger (gKGS) system is studied where the cubic auto-interactions are introduced in both the nonlinear Schrödinger and the nonlinear Klein–Gordon fields. next bootcut trousers for womenmillbrook pharmacy 63130WebAug 15, 2024 · Numerical solutions of the coupled Klein–Gordon–Zakharov equations … next bosch seasonWebnonlinear coupled Klein-Gordon equation (Taghi zadeh 2011). The main advantage of the . method is the fact that it provides its user with an analytical approxi mation, in many cases an . next borg boots