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=2.72088381221 stress="-15.58003813679314 -0.22258260764170074 -8.664722313721212 -0.22258260764170074 5.961707688534243 -1.766175606654748 -8.664722313721212 -1.766175606654748 -8.25469809910985" pbc="F F F" O 0.26235339 -0.10785733 0.21005355 -32.65174935 2.78413594 -26.17100666 Si 1.71211731 1.44968690 0.48868663 6.57563424 -11.07272026 -0.54881479 O 1.65710459 -0.00957146 1.35687199 32.92134440 11.44988543 24.01463396 Si -0.02335587 1.74122900 1.32924225 -6.84522929 -3.16130111 2.70518749