Mesh pinning illustrated

../images/grain_growth.0.png ../images/grain_growth.3.png ../images/grain_growth.28.png

Example: grains locked along \(45^\circ\) angle

../images/grain_growth.0.png ../images/grain_growth.3.facet.png ../images/grain_growth.28.facet.png

Moral of the story

Be aware of mesh pinning and associated transition temperature: \(T_f\)

  • In above example, \(kT=0.05\) is below mesh pinning temperature