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ndtset    2
# Set 1 : Internal coordinate optimization
  ionmov1    2           # Use BFGS algorithm for structural optimization.
   ntime1    30          # Maximum number of optimization steps
   tolmxf1    1.0e-6   
# Optimization is converged when maximum force
                    
# Set 2 : Lattice parameter relaxation (including re-optimization of  internal coordinates)

dilatmx2   1.05        # Maximum scaling allowed for lattice parameters                     
  getxred2   -1  
  getwfk2   -1
  ionmov2   2      
   ntime2   60      
optcell2   2              # Fully optimize unit cell geometry, keeping symmetry.default is 0.
  tolmxf2   1.0e-6      # Convergence limit for forces as above  

strfact2   100      
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Originally posted by mazuju028 at 2010-12-03 11:30:57:
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Originally posted by mazuju028 at 2010-12-03 11:30:57:

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Originally posted by fzx2008 at 2010-12-03 14:35:03:



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