As bcc Tersoff_LAMMPS_AlbeNordlundNord_2002_GaAs__MO_799020228312_003 3.2945276796817784 Optimization terminated successfully. Current function value: -4.816254 Iterations: 93 Function evaluations: 246 C11 = 77.747206 +/- 0.007336 GPa C12 = 124.919975 +/- 0.005187 GPa C44 = -4.415722 +/- 0.001834 GPa B = 109.195719 +/- 0.004235 GPa