Re: [gmx-users] 1-4 interactions in a small molecule are missing

2015-05-23 Thread Bogdan Costescu
Well, a search on this list would have yielded a longish message I wrote, explaining how this works: https://mailman-1.sys.kth.se/pipermail/gromacs.org_gmx-users/2012-December/077005.html (but look also at other messages in that thread) where this is also expressed: "It's the user's responsibili

Re: [gmx-users] GROMACS and CNT/graphene (probably for the 1000th time)

2015-03-23 Thread Bogdan Costescu
On Mon, Mar 23, 2015 at 5:33 AM, Alex wrote: > I specifically want to reparameterize the bond, angle, and the dihedral > constants with something that I know to be at least somewhat representative > of graphene and isn't something from oplsaa, which comes from an entirely > different paradigm. >

Re: [gmx-users] potential energy

2015-01-21 Thread Bogdan Costescu
On Fri, Jan 16, 2015 at 2:56 PM, mah maz wrote: > These potential energies are the average ones, how can I get the final > potential of the system? In the log file you get instantaneous values for all types of calculated energies. You can also get it with g_energy, but you'd have to read a bit mo

Re: [gmx-users] Morse potential for Specific Group

2014-12-11 Thread Bogdan Costescu
On Dec 10, 2014 10:21 PM, "Jackson Chief Elk" wrote: > > Hi, > I am building my own routine to use the Gromacs API to do MS-EVB. I need to treat O-H bonds of 1 hydronium ion with a Morse Potential. How can I specify in the *.mdp file, to just describe bonding in hydronium using this potential?

Re: [gmx-users] gen-pairs, nrexcl and [ pairs ] in itp files

2014-05-12 Thread Bogdan Costescu
On Mon, May 12, 2014 at 12:49 PM, Hardy, Adam wrote: > If gen-pairs is set to yes, does it overwrite parameters given in the itp > file? This way I would not have to go through and explicitly list the > "normal" 1-4 interaction parameters in the itp file. I have tried to explain how the exclusi

Re: [gmx-users] Expanding of the boundaries of the enssemble

2013-11-22 Thread Bogdan Costescu
On Fri, Nov 22, 2013 at 4:27 PM, Mark Abraham wrote: > Anybody wanting to add functionality to trjconv will need to offer me a > raise along with it ;-) The functionality should never be added to trjconv, independent of your raise :) trjconv does trajectory (and structure files along the way) con