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 …

Regularity for the Boltzmann equation conditional to macroscopic bounds

C Imbert, L Silvestre - EMS Surveys in Mathematical Sciences, 2021 - ems.press
The Boltzmann equation is a nonlinear partial differential equation that plays a central role in
statistical mechanics. From the mathematical point of view, the existence of global smooth …

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 …

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 …

Regularity estimates and open problems in kinetic equations

L Silvestre - A³N²M: Approximation, Applications, and Analysis of …, 2023 - Springer
We survey some new results regarding a priori regularity estimates for the Boltzmann and
Landau equations conditional to the boundedness of the associated macroscopic quantities …

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 …

Local solutions of the Landau equation with rough, slowly decaying initial data

C Henderson, S Snelson, A Tarfulea - Annales de l'Institut Henri Poincaré …, 2020 - Elsevier
We consider the Cauchy problem for the spatially inhomogeneous Landau equation with
soft potentials in the case of large (ie non-perturbative) initial data. We construct a solution …

The Landau equation as a gradient flow

JA Carrillo, MG Delgadino, L Desvillettes… - arXiv preprint arXiv …, 2020 - arxiv.org
We propose a gradient flow perspective to the spatially homogeneous Landau equation for
soft potentials. We construct a tailored metric on the space of probability measures based on …