On local energy decay for large solutions of the Zakharov-Kuznetsov equation

AJ Mendez, C Muñoz, F Poblete… - Communications in Partial …, 2021 - Taylor & Francis
Abstract We consider the Zakharov-Kutznesov (ZK) equation posed in R d, with d= 2 and 3.
Both equations are globally well-posed in L 2 (R d). In this article, we prove local energy …

On the near soliton dynamics for the 2D cubic Zakharov-Kuznetsov equations

G Chen, Y Lan, X Yuan - arXiv preprint arXiv:2407.00300, 2024 - arxiv.org
In this article, we consider the Cauchy problem for the cubic (mass-critical) Zakharov-
Kuznetsov equations in dimension two: $$\partial_t u+\partial_ {x_1}(\Delta u+ u^ 3) …

Numerical study of Zakharov–Kuznetsov equations in two dimensions

C Klein, S Roudenko, N Stoilov - Journal of Nonlinear Science, 2021 - Springer
We present a detailed numerical study of solutions to the (generalized) Zakharov–Kuznetsov
equation in two spatial dimensions with various power nonlinearities. In the L^ 2 L 2 …

Dynamics of solutions in the generalized Benjamin-Ono equation: a numerical study

S Roudenko, Z Wang, K Yang - Journal of Computational Physics, 2021 - Elsevier
We consider the generalized Benjamin-Ono (gBO) equation on the real line, u t+∂ x (− H u
x+ 1 mum)= 0, x∈ R, m= 2, 3, 4, 5, and perform numerical study of its solutions. We first …

Asymptotic 𝐾-soliton-like solutions of the Zakharov-Kuznetsov type equations

F Valet - Transactions of the American Mathematical Society, 2021 - ams.org
We study here the Zakharov-Kuznetsov equation in dimension $2 $, $3 $ and $4 $ and the
modified Zakharov-Kuznetsov equation in dimension $2 $. Those equations admit solitons …

Asymptotic stability of solitary waves of the 3D quadratic Zakharov-Kuznetsov equation

LG Farah, J Holmer, S Roudenko… - American Journal of …, 2023 - muse.jhu.edu
We consider the quadratic Zakharov-Kuznetsov equation $$\partial_t u+\partial_x\Delta
u+\partial_x u^ 2= 0$$ on $\Bbb {R}^ 3$. A solitary wave solution is given by $ Q (xt, y, z) …

Numerical study of soliton stability, resolution and interactions in the 3D Zakharov–Kuznetsov equation

C Klein, S Roudenko, N Stoilov - Physica D: Nonlinear Phenomena, 2021 - Elsevier
We present a detailed numerical study of solutions to the Zakharov–Kuznetsov equation in
three spatial dimensions. The equation is a three-dimensional generalization of the …

A determination of the blowup solutions to the focusing NLS with mass equal to the mass of the soliton

B Dodson - Annals of PDE, 2023 - Springer
In this paper we prove rigidity for blowup solutions to the focusing, mass-critical nonlinear
Schrödinger equation in dimensions 2≤ d≤ 15 with mass equal to the mass of the soliton …

Nonexistence of minimal mass blow-up solution for the 2D cubic Zakharov-Kuznetsov equation

G Chen, Y Lan, X Yuan - arXiv preprint arXiv:2412.02131, 2024 - arxiv.org
For the 2D cubic (mass-critical) Zakharov-Kuznetsov equation,\begin {equation*}\partial_t\
phi+\partial_ {x_1}(\Delta\phi+\phi^ 3)= 0,\quad (t, x)\in [0,\infty)\times\mathbb {R}^{2},\end …

Numerical study of the transverse stability of line solitons of the Zakharov–Kuznetsov equations

C Klein, JC Saut, N Stoilov - Physica D: Nonlinear Phenomena, 2023 - Elsevier
We present a detailed numerical study of the stability under periodic perturbations of line
solitons of two-dimensional, generalized Zakharov–Kuznetsov equations with various power …