Re: [gmx-users] g_msd => The MSD and periodic boundary condition

2009-11-25 Thread Tsjerk Wassenaar
Hi, > Removing periodicity from the trajectory can be done after simulation > using g_traj with the "-nojump" option. Actually, trjconv -pbc nojump Cheers, Tsjerk > > Best, > Lukasz > > -- > Lukasz Cwiklik > http://cwiklik.wordpress.com > -- > gmx-users mailing list    gmx-us...@gromacs.org >

Re: [gmx-users] g_msd => The MSD and periodic boundary condition

2009-11-25 Thread Lukasz Cwiklik
On Tue, Nov 24, 2009 at 1:09 PM, Omer Markovitch wrote: > On Fri, Nov 20, 2009 at 01:32, Chih-Ying Lin wrote: >> >> So, how can I remove the periodic boundary condition to get the truly >> movement of the atoms between the two time steps ? > > Removing PBC and placing atoms back into their "true"

Re: [gmx-users] g_msd => The MSD and periodic boundary condition

2009-11-24 Thread Omer Markovitch
On Fri, Nov 20, 2009 at 01:32, Chih-Ying Lin wrote: > So, how can I remove the periodic boundary condition to get the truly > movement of the atoms between the two time steps ? > Removing PBC and placing atoms back into their "true" location is easy. In general, if an atom has moved more than ha

Re: [gmx-users] g_msd => The MSD and periodic boundary condition

2009-11-19 Thread Justin A. Lemkul
Chih-Ying Lin wrote: Hi With the periodic boundary condition, all the recorded coordinates of the atom are within the simulation box. To calculate the MSD, the movement of the center mass of the molecules between this time step with the next time step is calculated without considering th

[gmx-users] g_msd => The MSD and periodic boundary condition

2009-11-19 Thread Chih-Ying Lin
Hi With the periodic boundary condition, all the recorded coordinates of the atom are within the simulation box. To calculate the MSD, the movement of the center mass of the molecules between this time step with the next time step is calculated without considering the periodic boundary condition. B