Nb diamond Sim_LAMMPS_ADP_SmirnovaStarikov_2017_ZrNb__SM_937902197407_000 5.81193930656 Warning: Maximum number of function evaluations has been exceeded. C11 = -2724037.526627 +/- 0.007336 GPa C12 = 232.070216 +/- 0.005187 GPa C44 = -1021579.472252 +/- 0.001834 GPa B = -907857.795398 +/- 0.004235 GPa