../../td/EquilibriumCrystalStructure__TD_457028483760_000/runner Be O AB_tP8_136_f_g a c/a x1 x2 standard 1 4.6418 0.5815201 0.82640069 0.18859019 LJ_ElliottAkerson_2015_Universal__MO_959249795837_003