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=-4.6394520096 stress="-2.5178629974899214 -0.22347286715025114 -4.856947201997277 -0.22347286715025114 0.5513628180753753 0.6550847192032562 -4.856947201997277 0.6550847192032562 -1.5909427643039085" pbc="F F F" Si -0.03509031 -0.23739624 0.12263099 -12.28217341 1.61562684 -7.88568427 C 1.30598198 1.63077481 0.31698059 -4.48273138 0.86415924 4.14872601 Si 1.34000708 -0.13247819 1.41812645 12.71899088 -0.52495547 9.56355330 C -0.28648596 1.73212867 1.25294705 4.04591391 -1.95483061 -5.82659504