[gmx-users] force application group wise
ranadeepu2017 at gmail.com
Tue Mar 14 14:06:37 CET 2017
Thanks for your response. Now I have understood. Next I have created a
layer of water molecules above a graphene layer. How I can make two groups
of water say water at the topmost layer with 1.4nm thickness and rest of
the water molecules up to graphene surface.
Thanks in advance
On Fri, Mar 3, 2017 at 1:05 PM, Mark Abraham <mark.j.abraham at gmail.com>
> This is what pull groups do in GROMACS.
> On Fri, 24 Feb 2017 14:37 Rana Ali <ranadeepu2017 at gmail.com> wrote:
> > Dear users
> > We were running MD system consists of ion and water through a nanotube
> > under a pressure gradient.
> > For that we are applying pressure in terms of force to the molecules.
> > Could any body help how to create group so that the external force will
> > applied only on water molecules not on the ions. means how to define the
> > force in the .mdp file
> > Thanks in advance
> > Warm regards
> > Rana
> > --
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