4 Lattice="3.0 0.0 0.0 0.0 3.0 0.0 0.0 0.0 3.0" Properties=species:S:1:pos:R:3:forces:R:3 energy=-9.27520377785 stress="-2.1407139460633946 0.5276310655911762 0.15750253475481282 0.5276310655911762 -2.0772975435169148 0.5487929384863512 0.15750253475481282 0.5487929384863512 -2.663023991977792" pbc="F F F" Si -0.25354363 -0.01806569 -0.07998135 -2.01722991 -2.32875313 -2.04329730 Si 1.70070203 1.20342959 -0.09914834 2.86120805 3.63292766 -6.58474012 Si 1.49793547 0.28187239 1.51001192 3.65070832 -6.26373192 6.61486633 Si -0.01546661 1.60170120 1.37793365 -4.49468646 4.95955739 2.01317110