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[Matthieu Verstraete <mjv500@york.ac.uk>]

GGA can be more sensitive to vaccuum (certain terms can diverge when n ->0 
though this should be treated properly in abinit kudos for Xavier), need 
higher ecut or other convergence parameters. Try other iscf values, nline 
variables, or just be happy with 10-10 which is not bad for tolvrs.

Matthieu


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Dr. Matthieu Verstraete                 mailto:mjv500@york.ac.uk
Dept. of Physics, University of York,     tel: +44 1904 43 22 08
Heslington, YO10 5DD York, United Kingdom fax: +44 1904 43 22 14