If you are using NVE exclusively (i.e. no thermostat) then your system is losing energy somehow. Again, we need a properly formatted input to help further, see Please Read This First: Guidelines and Suggestions for posting LAMMPS questions.
If you are using NVE exclusively (i.e. no thermostat) then your system is losing energy somehow. Again, we need a properly formatted input to help further, see Please Read This First: Guidelines and Suggestions for posting LAMMPS questions.