GPAW Convergence Behavior
A talk given by Ansgar Schaefer studying convergence behaviour in GPAW is here (pdf).
Suggestions for helping GPAW convergence are here.
A discussion and suggestions for converging some simple systems can be found here.
Using ASE Interactively
Setup environment variables as follows (assumes csh/tcsh):
source /afs/slac/g/suncat/gpaw/setupenv