Finite Time singularity of the Landau-Lifshitz-Gillbert Equation

We prove that in dimensions three or four, for suitably chosen initial data, the short time smooth solution to the Landau-Lifshitz-Gilbert equation blows up at finite time.

[1]  S. Semmes A primer on hardy spaces, and some remarks on a theorem of evans and müller , 1994 .

[2]  Michael Struwe,et al.  Existence and partial regularity results for the heat flow for harmonic maps , 1989 .

[3]  S. Bartels,et al.  NUMERICAL APPROXIMATION OF THE LANDAU-LIFSHITZ-GILBERT EQUATION AND FINITE TIME BLOW-UP OF WEAK SOLUTIONS , 2022 .

[4]  Christof Melcher,et al.  Existence of Partially Regular Solutions for Landau–Lifshitz Equations in ℝ3 , 2005 .

[5]  Wei Ding,et al.  Blow-up and global existence for heat flows of harmonic maps , 1990 .

[6]  Brian White,et al.  Infima of energy functionals in homotopy classes of mappings , 1986 .

[7]  J. Coron,et al.  Explosion en temps fini pour le flot des applications harmoniques , 1989 .

[8]  Mikhail Feldman,et al.  Partial regularity for harmonic maps of evolution into spheres , 1994 .

[9]  Boling Guo,et al.  The Landau-Lifshitz equation of the ferromagnetic spin chain and harmonic maps , 1993 .

[10]  Ding Shi-jin,et al.  Partial regularity for two dimensional Landau-Lifshitz equations , 1998 .

[11]  Rugang Ye,et al.  Finite-time blow-up of the heat flow of harmonic maps from surfaces , 1992 .

[12]  Roger Moser Partial Regularity for Harmonic Maps and Related Problems , 2005 .

[13]  Changyou Wang,et al.  On the Landau-Lifshitz equation in dimensions at most four , 2006 .

[14]  Yunmei Chen,et al.  The weak solutions to the evolution problems of harmonic maps , 1989 .

[15]  E. Stein,et al.  Hp spaces of several variables , 1972 .

[16]  Michael Struwe,et al.  On the evolution of harmonic maps in higher dimensions , 1988 .

[17]  Xian-gao Liu Partial regularity for the Landau-Lifshitz system , 2004 .

[18]  Michael Struwe,et al.  Geometric evolution problems , 1995 .

[19]  F. Lin,et al.  Evolution of harmonic maps with Dirichlet boundary conditions , 1993 .

[20]  Lev Davidovich Landau,et al.  ON THE THEORY OF THE DISPERSION OF MAGNETIC PERMEABILITY IN FERROMAGNETIC BODIES , 1935 .

[21]  François Alouges,et al.  On global weak solutions for Landau-Lifshitz equations: existence and nonuniqueness , 1992 .