../../td/EquilibriumCrystalStructure__TD_457028483760_002/runner Pt V A8B_tI18_139_hi_a a c/a x2 x3 standard 1 8.3759 0.46774675 0.33718069 0.32945211 MEAM_LAMMPS_KimSeolJi_2017_PtV__MO_912978207512_002