Dissipative Localised Structures for the Complex Discrete Ginzburg–Landau Equation

D Hennig, NI Karachalios… - Journal of Nonlinear …, 2023 - Springer
Abstract The discrete complex Ginzburg–Landau equation is a fundamental model for the
dynamics of nonlinear lattices incorporating competitive dissipation and energy gain effects …

The closeness of the Ablowitz-Ladik lattice to the Discrete Nonlinear Schrödinger equation

D Hennig, NI Karachalios, J Cuevas-Maraver - Journal of Differential …, 2022 - Elsevier
Abstract While the Ablowitz-Ladik lattice is integrable, the Discrete Nonlinear Schrödinger
equation, which is more significant for physical applications, is not. We prove closeness of …

Rogue wave patterns to the artificial synchronization of three uncoupled Ablowitz− Ladik systems in the framework of Babalic− Cârstea auxiliary Lax representation

Z Lin, XY Wen - The European Physical Journal Plus, 2022 - Springer
The artificial synchronization of three uncoupled Ablowitz− Ladik systems associated with
the sixth-order auxiliary linear problem is investigated theoretically and elucidated …

The Discrete Nonlinear Schrödinger Equation with Linear Gain and Nonlinear Loss: The Infinite Lattice with Nonzero Boundary Conditions and Its Finite-Dimensional …

G Fotopoulos, NI Karachalios… - Journal of Nonlinear …, 2024 - Springer
The study of nonlinear Schrödinger-type equations with nonzero boundary conditions
introduces challenging problems both for the continuous (partial differential equation) and …

The linearly damped nonlinear Schrödinger equation with localized driving: spatiotemporal decay estimates and the emergence of extreme wave events

G Fotopoulos, NI Karachalios… - … Mathematik und Physik, 2020 - Springer
We prove spatiotemporal algebraically decaying estimates for the density of the solutions of
the linearly damped nonlinear Schrödinger equation with localized driving, when …

The Lefever–Lejeune nonlinear lattice: Convergence dynamics and the structure of equilibrium states

NI Karachalios, P Kyriazopoulos, K Vetas - Physica D: Nonlinear …, 2020 - Elsevier
Abstract We consider the Lefever–Lejeune nonlinear lattice, a spatially discrete propagation-
inhibition model describing the growth of vegetation densities in dry-lands. We analytically …

[引用][C] Δυναμική της διακριτής εξίσωσης Lefever-Lejeune

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