Abstract
Anisotropic mean curvature motion and in particular anisotropic surface diffusion play a crucial role in the evolution of material interfaces. This evolution interacts with conservations laws in the adjacent phases on both sides of the interface and are frequently expected to undergo topological chances. Thus, a level set formulation is an appropriate way to describe the propagation. Here we recall a general approach for the integration of geometric gradient flows over level set ensembles and apply it to derive a variational formulation for the level set representation of anisotropic mean curvature motion and anisotropic surface flow. The variational formulation leads to a semi-implicit discretization and enables the use of linear finite elements.
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© 2005 Birkhäuser Verlag Basel/Switzerland
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Clarenz, U., Haußer, F., Rumpf, M., Voigt, A., Weikard, U. (2005). On Level Set Formulations for Anisotropic Mean Curvature Flow and Surface Diffusion. In: Voigt, A. (eds) Multiscale Modeling in Epitaxial Growth. ISNM International Series of Numerical Mathematics, vol 149. Birkhäuser Basel. https://doi.org/10.1007/3-7643-7343-1_14
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DOI: https://doi.org/10.1007/3-7643-7343-1_14
Publisher Name: Birkhäuser Basel
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