A new monotonicity formula for the spatially homogeneous Landau equation with Coulomb potential and its applications

L Desvillettes, LB He, JC Jiang - J. Eur. Math. Soc, 2023 - ems.press
We describe a time-dependent functional involving the relative entropy and the PH1
seminorm, which decreases along solutions to the spatially homogeneous Landau equation …

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 …

Dissipation estimates of the Fisher information for the Landau equation

S Ji - arXiv preprint arXiv:2410.09035, 2024 - arxiv.org
We establish an a priori estimate for the dissipation of the Fisher information for the space-
homogeneous Landau equation with very soft potentials. This work is motivated by the …

Non-existence of some approximately self-similar singularities for the Landau, Vlasov-Poisson-Landau, and Boltzmann equations

J Bedrossian, M Gualdani, S Snelson - Transactions of the American …, 2022 - ams.org
We consider the homogeneous and inhomogeneous Landau equation for very soft and
Coulomb potentials and show that approximate Type I self-similar blow-up solutions do not …

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 …

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 Priori Estimates for Solutions to Landau Equation Under Prodi–Serrin Like Criteria

R Alonso, V Bagland, L Desvillettes, B Lods - Archive for Rational …, 2024 - Springer
In this paper, we introduce Prodi–Serrin like criteria which enable us to provide a priori
estimates for the solutions to the spatially homogeneous Landau equation for all classical …

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 …