Local regularity for the space-homogenous Landau equation with very soft potentials

F Golse, C Imbert, S Ji, AF Vasseur - Journal of Evolution Equations, 2024 - Springer
This paper deals with the space-homogenous Landau equation with very soft potentials,
including the Coulomb case. This nonlinear equation is of parabolic type with diffusion …

The Landau equation does not blow up

N Guillen, L Silvestre - arXiv preprint arXiv:2311.09420, 2023 - arxiv.org
We consider solutions to the space-homogeneous Landau equation with a general family of
interaction potentials. We prove that their Fisher information is monotone decreasing in time …

Nonlinear Regularization Estimates and Global Well-Posedness for the Landau–Coulomb Equation Near Equilibrium

W Golding, MP Gualdani, A Loher - SIAM Journal on Mathematical Analysis, 2024 - SIAM
We consider the spatially homogeneous Landau equation with Coulomb potential. We show
short time propagation of smallness in norms for and instantaneous regularization in …

Local-in-time strong solutions of the homogeneous Landau-Coulomb with initial datum

W Golding, A Loher - arXiv preprint arXiv:2308.10288, 2023 - arxiv.org
In this article, we show local-in-time existence of strong solutions to the homogeneous
Landau equation with Coulomb potential for general initial datum $ f_ {in}\in L^ p $ for $ p …

Nearly self-similar blowup of the slightly perturbed homogeneous Landau equation with very soft potentials

J Chen - arXiv preprint arXiv:2311.11511, 2023 - arxiv.org
We study the slightly perturbed homogeneous Landau equation\[\partial_t f= a_
{ij}(f)\cdot\partial_ {ij} f+\alpha c (f) f,\quad c (f)=-\partial_ {ij} a_ {ij}(f),\] with very soft …

Regularization estimates of the Landau–Coulomb diffusion

R Cabrera, MP Gualdani, N Guillen - Nonlinear Analysis, 2025 - Elsevier
Abstract The Landau–Coulomb equation is an important model in plasma physics featuring
both nonlinear diffusion and reaction terms. In this manuscript we focus on the diffusion …

Hardy's inequality and the isotropic Landau equation

M Gualdani, N Guillen - Journal of Functional Analysis, 2022 - Elsevier
In this manuscript we establish an L∞ estimate for the isotropic analogue of the
homogeneous Landau equation. This is done for values of the interaction exponent γ in (a …

Global smooth solutions to the Landau-Coulomb equation in

W Golding, M Gualdani, A Loher - arXiv preprint arXiv:2401.06939, 2024 - arxiv.org
We consider the homogeneous Landau equation in $\mathbb {R}^ 3$ with Coulomb
potential and initial data in polynomially weighted $ L^{3/2} $. We show that there exists a …

A continuation criterion for the Landau equation with very soft and Coulomb potentials

S Snelson, C Solomon - arXiv preprint arXiv:2309.15690, 2023 - arxiv.org
We consider the spatially inhomogeneous Landau equation in the case of very soft and
Coulomb potentials, $\gamma\in [-3,-2] $. We show that solutions can be continued as long …

Local-In-Time Strong Solutions of the Homogeneous Landau–Coulomb Equation with Initial Datum

W Golding, A Loher - La Matematica, 2024 - Springer
We consider the homogeneous Landau equation with Coulomb potential and general initial
data f in∈ L p, where p is arbitrarily close to 3/2. We show the local-in-time existence and …