2022 - T1 - WS1 - Tissue growth and movement

Collection 2022 - T1 - WS1 - Tissue growth and movement

Organisateur(s) Almeida, Luis ; Audebert, Chloé ; Lepoutre, Thomas ; Lorenzi, Tommaso ; Perthame, Benoît
Date(s) 10/01/2022 - 14/01/2022
URL associée https://indico.math.cnrs.fr/event/6529/
00:00:00 / 00:00:00
17 26

Nonlocal Cahn-Hilliard-Hele-Shaw systems

De Maurizio Grasselli

In a two-dimensional Hele-Shaw cell, provided that the viscous forces dominate the iner- tial ones, the well-known Navier-Stokes-Cahn-Hilliard system for an incompressible binary flow can be approximated by the so-called Cahn-Hilliard-Hele-Shaw (CHHS) system. In three dimensions, the CHHS system is used to describe fluid flow in a porous medium as well as it is a cornerstone of solid tumor growth modeling through diffuse interfaces. I intend to present some recent results on a nonlocal CHHS system characterized by degenerate mobility, singular potential, and nonconstant kinematic viscosity. "Nonlocal" means that the demixing effects in the free energy are represented by a (spatially) nonlocal term. Well-posedness and regularity issues will be discussed. Also, a comparison with the results obtained for similar systems will be made. This is a joint project with C. Cavaterra and S. Frigeri (Universita degli Studi di Milano).

Informations sur la vidéo

Données de citation

  • DOI 10.57987/IHP.2022.T1.WS1.017
  • Citer cette vidéo Grasselli, Maurizio (13/01/2022). Nonlocal Cahn-Hilliard-Hele-Shaw systems. IHP. Audiovisual resource. DOI: 10.57987/IHP.2022.T1.WS1.017
  • URL https://dx.doi.org/10.57987/IHP.2022.T1.WS1.017

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