Once you have correlation results then xmgrace software can do the integration.
Regards From: gmx-users-boun...@gromacs.org [mailto:gmx-users-boun...@gromacs.org] On Behalf Of oguz gurbulak Sent: Tuesday, April 28, 2009 10:25 AM To: gmx-users@gromacs.org Subject: [gmx-users] transport properties Dear All, I'm trying to calculate self diffusion coefficient from velocity auto-correlation (VAC) functions using Green-Kubo relation in figure I attached to the mail. I couldn’t solve how to integrate the velocity auto-correlation (VAC) functions to get Diffusion coefficient. Could you please give me some information about this issue ? Could you suggest some software to integrate the VAC function ? Thanks in advance for your helps. Best regards,
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