Hi Tsjerk Your approach shows of course the appearance of the phase separation, but I necessarily need the time evolution of density of one component to see 'how' it reaches the equilibrium obtaining two difference mass fractions.
Best regards. Best regards On Fri, Apr 8, 2016 at 12:34 PM, Faezeh Pousaneh <fpoosa...@gmail.com> wrote: > Hi Tsjerk > > I attach a picture what I explicitly want. Your approach shows of course > the appearance of the phase separation, but I necessarily need the time > evolution of density of one component to see 'how' it reaches the > equilibrium by obtaining two difference mass fractions. . > > > Best regards. > > > > Best regards > > > On Fri, Apr 8, 2016 at 11:28 AM, Faezeh Pousaneh <fpoosa...@gmail.com> > wrote: > >> >> Hi Tsjerk, >> >> I attach a picture what I explicitly want. Your approach shows of course >> the appearance of the phase separation, but I necessarily need the time >> evolution of density of one component to see 'how' it reaches the >> equilibrium by obtaining two difference mass fractions. >> >> >> Best regards >> >> >> On Thu, Apr 7, 2016 at 10:32 PM, Tsjerk Wassenaar <tsje...@gmail.com> >> wrote: >> >>> Hi Faezeh, >>> >>> According to your previous mail, what you want is... >>> >>> > I am dealing with phase separation of a two-component system. At the >>> end >>> of >>> > simulation the mixed system phase separate to two phases, one is rich >>> in >>> > one component and the other phase is rich with the other component. So >>> I >>> > want to see how each component reachs those fractions by time? >>> >>> ... to see how the components phase separate. >>> >>> In a maximally mixed state, the number of contacts between species A and >>> B >>> in the mixture is maximal, while the number of contacts within the >>> groups A >>> and B, respectively, are minimal. Vice-versa, in a completely phase >>> separated system, the number of contacts between groups is minimal (only >>> the interface), while the contacts within groups are maximized. So these >>> numbers should show you the time course and degree of phase separation, >>> which seems to be what you stated to want. Apparently, you do not want >>> what >>> you said you wanted, but maybe we can give it another shot with a >>> description of what you really want then. >>> >>> Best, >>> >>> Tsjerk >>> >>> >>> >>> On Thu, Apr 7, 2016 at 6:42 PM, Faezeh Pousaneh <fpoosa...@gmail.com> >>> wrote: >>> >>> > Dear Tsjerk, no that does not give what I want. >>> > >>> > >>> > >>> > Best regards >>> > >>> > >>> > On Thu, Apr 7, 2016 at 6:41 PM, Faezeh Pousaneh <fpoosa...@gmail.com> >>> > wrote: >>> > >>> > > Hi Negar, >>> > > >>> > > I tried your solution, but still it does not give the density (of >>> each >>> > > component) versus time. It gives density versus distance for >>> different >>> > > frames. This could be easily done by g_density with an .ndx file. I >>> need >>> > to >>> > > have a plot of density-time for each of the components of the system. >>> > > >>> > > Please help... >>> > > >>> > > >>> > > >>> > > >>> > > Best regards >>> > > >>> > > >>> > > On Wed, Apr 6, 2016 at 7:13 PM, Tsjerk Wassenaar <tsje...@gmail.com> >>> > > wrote: >>> > > >>> > >> Hi Faezeh, >>> > >> >>> > >> You can count the number of contacts within and between groups to >>> follow >>> > >> the process over time using gmx mindist. >>> > >> >>> > >> Hope it helps, >>> > >> >>> > >> Tsjerk >>> > >> On Apr 6, 2016 17:10, "Faezeh Pousaneh" <fpoosa...@gmail.com> >>> wrote: >>> > >> >>> > >> > Hi Tsjerk, >>> > >> > >>> > >> > Thanks, but my question it is not that simple. >>> > >> > I am dealing with phase separation of a two-component system. At >>> the >>> > >> end of >>> > >> > simulation the mixed system phase separate to two phases, one is >>> rich >>> > in >>> > >> > one component and the other phase is rich with the other >>> component. >>> > So I >>> > >> > want to see how each component reachs those fractions by time? >>> > >> > >>> > >> > >>> > >> > >>> > >> > Best regards >>> > >> > >>> > >> > >>> > >> > On Wed, Apr 6, 2016 at 4:58 PM, Tsjerk Wassenaar < >>> tsje...@gmail.com> >>> > >> > wrote: >>> > >> > >>> > >> > > Hi Faezeh, >>> > >> > > >>> > >> > > Using -b/-e flags you can get the density profile over a window >>> of >>> > >> time >>> > >> > (or >>> > >> > > a single frame). Afterwards you can combine the results to have >>> a >>> > >> density >>> > >> > > profile over time. >>> > >> > > >>> > >> > > Hope it helps, >>> > >> > > >>> > >> > > Tsjerk >>> > >> > > >>> > >> > > On Wed, Apr 6, 2016 at 4:29 PM, Faezeh Pousaneh < >>> > fpoosa...@gmail.com> >>> > >> > > wrote: >>> > >> > > >>> > >> > > > Hi, >>> > >> > > > >>> > >> > > > Is it possible to obtain partial density versus time in >>> Gromacs? >>> > >> > > Precisely, >>> > >> > > > I have a system of two components which separate by time. I >>> need >>> > the >>> > >> > > > evolution of density of each phase by time? >>> > >> > > > >>> > >> > > > thanks. >>> > >> > > > Best regards >>> > >> > > > -- >>> > >> > > > Gromacs Users mailing list >>> > >> > > > >>> > >> > > > * Please search the archive at >>> > >> > > > http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List >>> > before >>> > >> > > > posting! >>> > >> > > > >>> > >> > > > * Can't post? Read >>> http://www.gromacs.org/Support/Mailing_Lists >>> > >> > > > >>> > >> > > > * For (un)subscribe requests visit >>> > >> > > > >>> > https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users >>> > >> or >>> > >> > > > send a mail to gmx-users-requ...@gromacs.org. >>> > >> > > > >>> > >> > > >>> > >> > > >>> > >> > > >>> > >> > > -- >>> > >> > > Tsjerk A. Wassenaar, Ph.D. >>> > >> > > -- >>> > >> > > Gromacs Users mailing list >>> > >> > > >>> > >> > > * Please search the archive at >>> > >> > > http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List >>> before >>> > >> > > posting! >>> > >> > > >>> > >> > > * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists >>> > >> > > >>> > >> > > * For (un)subscribe requests visit >>> > >> > > >>> https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users >>> > or >>> > >> > > send a mail to gmx-users-requ...@gromacs.org. >>> > >> > > >>> > >> > -- >>> > >> > Gromacs Users mailing list >>> > >> > >>> > >> > * Please search the archive at >>> > >> > http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List >>> before >>> > >> > posting! >>> > >> > >>> > >> > * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists >>> > >> > >>> > >> > * For (un)subscribe requests visit >>> > >> > >>> https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or >>> > >> > send a mail to gmx-users-requ...@gromacs.org. >>> > >> > >>> > >> -- >>> > >> Gromacs Users mailing list >>> > >> >>> > >> * Please search the archive at >>> > >> http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before >>> > >> posting! >>> > >> >>> > >> * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists >>> > >> >>> > >> * For (un)subscribe requests visit >>> > >> https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users >>> or >>> > >> send a mail to gmx-users-requ...@gromacs.org. >>> > >> >>> > > >>> > > >>> > -- >>> > Gromacs Users mailing list >>> > >>> > * Please search the archive at >>> > http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before >>> > posting! >>> > >>> > * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists >>> > >>> > * For (un)subscribe requests visit >>> > https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or >>> > send a mail to gmx-users-requ...@gromacs.org. >>> > >>> >>> >>> >>> -- >>> Tsjerk A. Wassenaar, Ph.D. >>> -- >>> Gromacs Users mailing list >>> >>> * Please search the archive at >>> http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before >>> posting! >>> >>> * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists >>> >>> * For (un)subscribe requests visit >>> https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or >>> send a mail to gmx-users-requ...@gromacs.org. >>> >> >> >> > -- Gromacs Users mailing list * Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before posting! * Can't post? 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