text: the dominant dynamic process, but does not allow one to probe this assumption. In Section III B 
  
  we show how one may develop a dynamical density functional theory (DDFT) that describes the 
  
  system at a similar level to the KMC. However, the DDFT may also be easily extended to include 
  
  other effects such as ﬂuid diffusion, that the KMC does not incorporate. 