# LJ test of msst shock dynamics # Energy in eV, time in ps, distance in angstroms. units metal boundary p p p atom_style atomic timestep 1e-03 lattice fcc 5.3589 ## Specify the box as a given number of unit cells. region box1 block 0 18 0 18 0 18 units lattice ## Instantiate the system. create_box 1 box1 create_atoms 1 region box1 mass 1 40.00 # Initial velocities correspond to around 300K. velocity all create 600.0 9999 pair_style lj/cut 10 pair_coeff 1 1 0.01032 3.405 timestep 2e-3 # Equilibrate the system fix 2 all nve thermo 10 run 100 unfix 2 # MSST fix fix msst all msst z 28.0 q 200 mu 3e2 tscale 0.01 # this is needed to make etotal equal the MSST conserved quantity fix_modify msst energy yes variable dhug equal f_msst[1] variable dray equal f_msst[2] variable lgr_vel equal f_msst[3] variable lgr_pos equal f_msst[4] thermo_style custom step temp ke pe lx ly lz pxx pyy pzz etotal & v_dhug v_dray v_lgr_vel v_lgr_pos f_msst #dump id all atom 50 dump.msst #dump 2 all image 25 image.*.jpg type type & # axes yes 0.8 0.02 view 60 -30 #dump_modify 2 pad 3 #dump 3 all movie 25 movie.mpg type type & # axes yes 0.8 0.02 view 60 -30 #dump_modify 3 pad 3 run 100