Coupled equations for the two sublattice magnetizations
Exponential Stability of Two Coupled Second Order Evolution Equations
... An interesting and difficult point for it is to stabilize the whole system via the damping effect given by only one equation 1.1. We remark that there is very few work concerning the situation when the damping mechanism is ...
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Higher Order Numerical Solution of Two Dimensional Coupled Burgers’ Equations
... Abstract We proposed a higher-order accurate explicit finite-difference scheme for solving the two-dimen- sional heat equation. It has a fourth-order approximation in the space variables, and a second- order ...
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Sublattice dynamics and quantum state transfer of doublons in two-dimensional lattices
... We derive an effective Hamiltonian describing the motion of single doublons in 2D lattices coupled to circularly polarized ac fields in the presence of a magnetic flux threading the lattice. For a special class of ...
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On coupled systems of Hammerstein integral equations
... proving two results concerning non-decreasing and non-increasing op- erators in a shell, in the presence of an upper or a lower solution; in [9], Cardinali et ...integral equations defined in a separable ...
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Parameter uniform numerical method for a system of two coupled singularly perturbed parabolic convection diffusion equations
... Full list of author information is available at the end of the article Abstract In this paper, we propose a numerical scheme for a system of two linear singularly perturbed parabolic convection-diffusion ...
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Adaptive Multirate Method for Coupled Parabolic and Elliptic Equations
... Although the solutions of the system are solved in a split manner, they remain coupled within the system. Therefore, we must be very careful in choosing the discretization to maintain the accuracy of the ...
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Operator Splitting Method for Coupled Problems:Transport and Maxwell Equations
... the two unique characteristics of the Yee’s ...in Equations (8) - (10) are computed across the one spatial cell, ...approximates Equations (8) - (10) at the following ...
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Computational Methods for Three Coupled Nonlinear Schrödinger Equations
... Schrödinger equations using finite difference method and time splitting method combined with finite difference ...in two dif- ferent manners: enhancement or suppression of the ...
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The new streamline diffusion for the 3D coupled Schrödinger equations with a
... , and if in (2), we have g j (x) = g j1 (x) + ig j2 (x) for j = 1, 2 , then u 0 = [g 11 , g 12 , g 21 , g 22 ] T . Yang [33] studied analytically the linear stability of two- vector solitons bound states in the ...
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Low speed preconditioning for strongly coupled integration of Reynolds averaged Navier–Stokes equations and two equation turbulence models
... SST equations that does not require any alteration of the governing ...governing equations, but most algorithms are applicable also to implicit inte- gration ...at two operating conditions, one of ...
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Identification of the Time-Dependent Point Source in a System of two Coupled Two Dimension Diffusion-Advection-Reaction Equations: Application to Groundwater Pollution Source Identification
... When measuring BOD, it requires five days due to laboratory treatment for the results to be available [7]. The five days of waiting makes pollution source identification impossible before this period. However, for some ...
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Conservative Fourier spectral scheme for the coupled Schrödinger–Boussinesq equations
... The nonlinear CSB equations are composed of a Schrödinger equation and a Boussinesq equation. Many scholars have given much numerical schemes to solve the Schrödinger equation. Numerical contributions for the good ...
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Unique solutions for a new coupled system of fractional differential equations
... From literature, no papers have considered system (1.1). Inspired by the works of cou- pled systems and recent papers [16, 34], we study the coupled system (1.1) and give the existence and uniqueness of solutions. ...
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Coupled fixed point theorems with applications to fractional evolution equations
... some coupled fixed point theorems in a partially ordered -orbitally complete normed linear ...into two parts, and assume that every part satisfies some conditions, by using an existing Krasnoselskii-type fixed ...
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Numerical Quenching for Heat Equations with Coupled Nonlinear Boundary Flux
... of two different materials during heat ...heat equations system with nonlinear boundary conditions has been the subject of investigation of several authors in recent years (see [6, 7, 14, 15, 17] and the ...
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Coupled systems of equations with entire and polynomial functions
... Such systems arise in various applications. In particular, they describe stationary states of various systems of nonlinear differential equations [12] and functional-differential equations [8]. The basic ...
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Friedel Oscillations in graphene: Sublattice Asymmetry in Doping
... the two sublattices in ...of two impurities introduced into the graphene lattice in close proximity to each ...of sublattice- asymmetric doping of nitrogen substitutional impurities in ...one ...
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Sublattice asymmetry of impurity doping in graphene: A review
... The experimental realisation of spin-polarized transport should also be pursued, and could spark additional interest in this research area beyond quasi-ballistic transport. Investigation of the effects of strain on such ...
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A coupled system of fractional differential equations on the half-line
... In this paper, the aim is to deal with the new coupled system of fractional differential equations on infinite intervals. Sufficient conditions for the existence and uniqueness of unbounded solutions for system ...
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Efficient Solutions of Coupled Matrix and Matrix Differential Equations
... the coupled matrix linear least-squares problem and present the efficient solutions of this problem that arises in multistatic antenna array processing ...non-homogeneous coupled matrix differential ...
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