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[lammps-users] About applying radial velocity in fix move.
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[lammps-users] About applying radial velocity in fix move.

From: Arun Bikram Thapa <aaron.thapa143@...24...>
Date: Tue, 7 Nov 2017 11:57:24 -0600

Dear lammps user,

I ma trying to move group of atom towards center of tube for a certain time step and away from the tube after that for some time step. But I couldn't figure out the way of giving Vx Vy in fix command that will do this work. Can you please suggest me some way so that can a can apply contarction and expansion of a cylindrical tube about its vertical axis using fix move command.  

in the image below I am trying to move the yellow particle radially. 
Inline image 1