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=-5.40221713866 stress="-6.596969669936365 1.6018607533082838 -0.5433570140164704 1.6018607533082838 -3.6264633093973053 -0.05453752496794624 -0.5433570140164704 -0.05453752496794624 -8.151019864742942" pbc="F F F" Si -0.15527974 -0.03929960 -0.00071710 -9.05313412 -5.14245492 -14.16247582 Si 1.73956773 1.22557373 -0.09022051 8.47480855 3.26782681 -15.09857887 Si 1.64408857 -0.02462475 1.70902946 12.59280670 -8.46463842 18.00428008 Si -0.20409991 1.66265408 1.45874788 -12.01448114 10.33926653 11.25677461