in.controller
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			# 3d Lennard-Jones melt, thermostatted by fix controller

			units lj
			atom_style atomic

			lattice fcc 0.8442
			region box block 0 10 0 10 0 10
			create_box 1 box
			create_atoms 1 box
			mass 1 1.0

			velocity all create 1.44 87287 loop geom

			pair_style lj/cut 2.5
			pair_coeff 1 1 1.0 1.0 2.5

			neighbor 0.3 bin
			neigh_modify delay 0 every 20 check no

			fix 1 all nve

			variable tcontrol internal 0.5
			fix tstat all langevin v_tcontrol 0.5 0.5 2938940

			# equilibrate

			thermo 50
			run 500

			# instantaneous temp for control

			fix 10 all controller 100 1.0 0.5 0.0 0.0 &
			c_thermo_temp 1.5 tcontrol

			# time-average temp for control

			#fix ave all ave/time 5 20 100 c_thermo_temp
			#fix 10 all controller 100 1.0 0.5 0.0 0.0 &
			# f_ave 1.5 tcontrol

			# run with controller

			run 2500

lammps/examples/controller/in.controller3214d639aa2elammm-devel