[CP2K-user] GEOMETRY OPTIMIZATION
e khodayar
e.khod... at gmail.com
Mon Jan 6 20:57:21 UTC 2020
Hi,
In the main output file geometry optimization, at the end of geometry
optimisation step, I have the following information:
-------- Informations at step = 53 ------------
Optimization Method = CG
Total Energy = -94.0112708604
Real energy change = -0.0000036472
Decrease in energy = YES
Used time = 343.953
Convergence check :
Max. step size = 0.0006162087
Conv. limit for step size = 0.0010000000
Convergence in step size = YES
RMS step size = 0.0002737159
Conv. limit for RMS step = 0.0010000000
Convergence in RMS step = YES
Max. gradient = 0.0005305121
Conv. limit for gradients = 0.0010000000
Conv. in gradients = YES
RMS gradient = 0.0002356500
Conv. limit for RMS grad. = 0.0010000000
Conv. in RMS gradients = YES
shows all criteria have been satisfied, then write GEOMETRY OPTIMIZATION
COMPLETED, after that it start to reevaluating energy at the minimum and
give me this, Total energy:
-94.01126806434611.
Now my question is which total energy i have to use for my data? and why it
do reevaluating energy?
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