../../td/EquilibriumCrystalStructure__TD_457028483760_001/runner Si A_tI8_139_h a c/a x1 standard 1 6.6881 0.57703982 0.8213634 EDIP_LAMMPS_JiangMorganSzlufarska_2012_SiC__MO_667792548433_000