Propagation of chaos: a review of models, methods and applications. II. Applications

LP Chaintron, A Diez - arXiv preprint arXiv:2106.14812, 2021 - arxiv.org
The notion of propagation of chaos for large systems of interacting particles originates in
statistical physics and has recently become a central notion in many areas of applied …

Nonlocal approximation of nonlinear diffusion equations

JA Carrillo, A Esposito, JSH Wu - Calculus of Variations and Partial …, 2024 - Springer
We show that degenerate nonlinear diffusion equations can be asymptotically obtained as a
limit from a class of nonlocal partial differential equations. The nonlocal equations are …

[HTML][HTML] Porous medium equation and cross-diffusion systems as limit of nonlocal interaction

M Burger, A Esposito - Nonlinear Analysis, 2023 - Elsevier
This paper studies the derivation of the quadratic porous medium equation and a class of
cross-diffusion systems from nonlocal interactions. We prove convergence of solutions of a …

Density fluctuations in weakly interacting particle systems via the dean-kawasaki equation

F Cornalba, J Fischer, J Ingmanns, C Raithel - arXiv preprint arXiv …, 2023 - arxiv.org
The Dean-Kawasaki equation-one of the most fundamental SPDEs of fluctuating
hydrodynamics-has been proposed as a model for density fluctuations in weakly interacting …

Analysis and mean-field derivation of a porous-medium equation with fractional diffusion

L Chen, A Holzinger, A Jüngel… - … in Partial Differential …, 2022 - Taylor & Francis
A mean-field-type limit from stochastic moderately interacting many-particle systems with
singular Riesz potential is performed, leading to nonlocal porous-medium equations in the …

Rigorous derivation of the degenerate parabolic-elliptic Keller-Segel system from a moderately interacting stochastic particle system. Part I Partial differential equation

L Chen, V Gvozdik, Y Li - Journal of Differential Equations, 2023 - Elsevier
The aim of this paper is to provide the analysis result for the partial differential equations
arising from the rigorous derivation of the degenerate parabolic-elliptic Keller-Segel system …

Cross-diffusion systems with entropy structure

A Jüngel - arXiv preprint arXiv:1710.01623, 2017 - arxiv.org
Some results on cross-diffusion systems with entropy structure are reviewed. The focus is on
local-in-time existence results for general systems with normally elliptic diffusion operators …

Nonlocal particle approximation for linear and fast diffusion equations

JA Carrillo, A Esposito, J Skrzeczkowski… - arXiv preprint arXiv …, 2024 - arxiv.org
We construct deterministic particle solutions for linear and fast diffusion equations using a
nonlocal approximation. We exploit the $2 $-Wasserstein gradient flow structure of the …

Fluctuations around the mean-field limit for attractive Riesz potentials in the moderate regime

L Chen, A Holzinger, A Jüngel - arXiv preprint arXiv:2405.15128, 2024 - arxiv.org
A central limit theorem is shown for moderately interacting particles in the whole space. The
interaction potential approximates singular attractive or repulsive potentials of sub-Coulomb …

Study of an entropy dissipating finite volume scheme for a nonlocal cross-diffusion system

M Herda, A Zurek - ESAIM: Mathematical Modelling and Numerical …, 2023 - esaim-m2an.org
In this paper we analyse a finite volume scheme for a nonlocal version of the Shigesada–
Kawazaki–Teramoto (SKT) cross-diffusion system. We prove the existence of solutions to the …