<DIV>
<DIV>Hi all.</DIV>
<DIV>&nbsp;</DIV>
<DIV>I am trying to simulate interactions between solid walls and solvents.</DIV>
<DIV>First, i made model for solid and i used zinc as the material and i used ffgmx Gromacs forcefield because i&nbsp;found the zinc residue in&nbsp;ffgmx.rtp file</DIV>
<DIV>&nbsp;</DIV>
<DIV>then when i calculated the density of zinc using g_density , i got somewhat strange result : </DIV>
<DIV>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; box (nm)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; density (kg/m3)</DIV>
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<P>as i know the density of zinc&nbsp;is around 7000 kg/m3, isn't it ?? i used "freezegrps" options.</P>
<P>so, does anyone know how to deal with this problem ???</P>
<P>thanks a lot</P>
<P>Budiono&nbsp;&nbsp;</P><p>__________________________________________________<br>Do You Yahoo!?<br>Tired of spam?  Yahoo! Mail has the best spam protection around <br>http://mail.yahoo.com