Nb fcc Sim_LAMMPS_ADP_SmirnovaStarikov_2017_ZrNb__SM_937902197407_000 4.105145111680031 Warning: Maximum number of iterations has been exceeded. C11 = 172.847245 +/- 0.007336 GPa C12 = 239.381213 +/- 0.005187 GPa C44 = 69.370554 +/- 0.001834 GPa B = 217.203224 +/- 0.004235 GPa