<P>Hello, I use the 2D periodic boundary along the x and y axises, it has a strange thing. my solvent is dodecane, I view the output trajectory in the VMD, for one molecule, it has some part in </P>
<P>the left(top), and some in the right(bottom), it still connections to each other, how to solve this problem?</P>
<P> </P>
<P>Thank you !</P>