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Related papers: Some A priori estimates for the homogeneous Landau…

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This paper deals with some global in time a priori estimates of the spatially homogeneous Landau equation for soft potentials $\ga\in[-2,0)$. For the first result, we obtain the estimate of weak solutions in $L^{\alpha}_{t}L_{v}^{3-\eps}$…

Mathematical Physics · Physics 2013-06-26 Kung-Chien Wu

We establish a priori upper bounds for solutions to the spatially inhomogeneous Landau equation in the case of moderately soft potentials, with arbitrary initial data, under the assumption that mass, energy and entropy densities stay under…

Analysis of PDEs · Mathematics 2017-01-31 Stephen Cameron , Luis Silvestre , Stanley Snelson

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 matrix given by the convolution product of the solution with the…

Analysis of PDEs · Mathematics 2024-01-24 François Golse , Cyril Imbert , Sehyun Ji , Alexis F. Vasseur

In this manuscript we investigate the regularization of solutions for the spatially homogeneous Landau equation. For moderately soft potentials, it is shown that weak solutions become smooth instantaneously and stay so over all times, and…

Analysis of PDEs · Mathematics 2018-10-08 Maria Gualdani , Nestor Guillen

In this paper, we introduce Prodi-Serrin like criteria which enable to provide a priori estimates for the solutions to the spatially homogeneous Landau equation for all classical soft potentials and dimensions $d \geq 3$. The physical case…

Analysis of PDEs · Mathematics 2023-12-14 Ricardo Alonso , Véronique Bagland , Laurent Desvillettes , Bertrand Lods

We consider the Cauchy problem for the spatially inhomogeneous Landau equation with soft potentials in the case of large (i.e. non-perturbative) initial data. We construct a solution for any bounded, measurable initial data with uniform…

Analysis of PDEs · Mathematics 2019-09-16 Christopher Henderson , Stanley Snelson , Andrei Tarfulea

We consider the Landau equation with Coulomb potential in the spatially homogeneous case. We show short time propagation of smallness in $L^p$ norms for $p>3/2$ and instantaneous regularization in Sobolev spaces. This yields new short time…

Analysis of PDEs · Mathematics 2024-03-27 William Golding , Maria Gualdani , Amélie Loher

In this manuscript we consider an isotropic modification for the Landau equation with Coulomb potential in three space dimensions. Global in time existence of weak solutions for even initial data is shown by employing a time…

Analysis of PDEs · Mathematics 2017-08-08 Maria Gualdani , Nicola Zamponi

We consider the spatially inhomogeneous Landau equation with hard potentials (i.e. with $\gamma \in [0,1]$) on the whole space $\mathbb{R}^3$. We prove existence and uniquenss of solutions for a small time, assuming that the initial data is…

Analysis of PDEs · Mathematics 2019-10-28 Sanchit Chaturvedi

We consider the spatially inhomogeneous Landau equation with initial data that is bounded by a Gaussian in the velocity variable. In the case of moderately soft potentials, we show that weak solutions immediately become smooth and remain…

Analysis of PDEs · Mathematics 2019-11-06 Christopher Henderson , Stanley Snelson

We consider the spatially inhomogeneous Landau equation with Maxwellian and hard potentials (i.e with $\gamma\in[0,1)$) on the whole space $\mathbb{R}^3$. We prove that if the initial data $f_{\text{in}}$ are close to the vacuum solution…

Analysis of PDEs · Mathematics 2023-02-22 Sanchit Chaturvedi

This work deals with the Landau equation for very soft and Coulomb potentials near the associated Maxwellian equilibrium. We first investigate the corresponding linearized operator and develop a method to prove stability estimates of its…

Analysis of PDEs · Mathematics 2017-01-10 Kleber Carrapatoso , Stéphane Mischler

In this paper, we consider the spatially homogeneous Landau equation, which is a variation of the Boltzmann equation in the grazing collision limit. For the Landau equation for hard potentials in the style of Desvillettes-Villani (Comm.…

Analysis of PDEs · Mathematics 2025-01-27 Jin Woo Jang , Junha Kim

We consider weak solutions of the spatially inhomogeneous Landau equation with hard potentials ($\gamma \in (0,1]$), under the assumption that mass, energy, and entropy densities are under control. In this regime, with arbitrary initial…

Analysis of PDEs · Mathematics 2020-01-30 Stanley Snelson

Consider the Landau equation with Coulomb potential in a periodic box. We develop a new $L^{2}\rightarrow L^{\infty }$ framework to construct global unique solutions near Maxwellian with small $L^{\infty }\ $norm. The first step is to…

Analysis of PDEs · Mathematics 2016-11-02 Jinoh Kim , Yan Guo , Hyung Ju Hwang

In this note, we study the Cauchy problem of the linear spatially homogeneous Landau equation with soft potentials. We prove that the solution to the Cauchy problem enjoys the analytic regularizing effect of the time variable with an L2…

Analysis of PDEs · Mathematics 2022-10-05 Chao-Jiang Xu , Yan Xu

We derive a weak-strong uniqueness and stability principle for the Landau equation in the soft potentials case (including Coulomb interactions). The distance between two solutions is measured by their relative entropy, which to our…

Analysis of PDEs · Mathematics 2025-05-28 Côme Tabary

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 smooth solution that is bounded for all positive times. The proof is based…

Analysis of PDEs · Mathematics 2025-05-09 William Golding , Maria Gualdani , Amélie Loher

We consider the homogeneous Landau equation with Coulomb potential and general initial data $f_{in} \in L^p$, where $p$ is arbitrarily close to $3/2$. We show the local-in-time existence and uniqueness of smooth solutions for such initial…

Analysis of PDEs · Mathematics 2024-01-03 William Golding , Amélie Loher

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 as the following three quantities remain finite, uniformly in $t$…

Analysis of PDEs · Mathematics 2026-02-19 Stanley Snelson , Caleb Solomon
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