[gmx-users] about Gay-Berne potential

Nguyen Hoang Phuong phuong at theochem.uni-frankfurt.de
Fri Sep 23 09:26:24 CEST 2005



Hi Fu,

> Dear users:
>
> Now I am using Gay-Berne potential to simulate the motion of rodlike molecules of nematic liquid crystals with MD.
> But when I use it, I meet these problems,
> 1. If I use leapfrog algrithom to simulate, I am not sure how to deal with the values of half time.
> 2. In the Gay-Berne potential when the denomiator (r-delt + 1)^(-12) is near 0, the force will become infinite. How can I control this case.
> 3. I am not sure the values of the inertia I.
> Thanks for your help
> Shufang Fu
> shufangfu at yahoo.com
I think that you should ask Mike Allen in Warwick

www2.warwick.ac.uk/fac/sci/physics/theory/research/simulation/

for these questions and maybe some related questions. You can also ask him for the simulation
program for the Gay-Berne system.

Phuong







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