Na sc Morse_Shifted_GirifalcoWeizer_1959LowCutoff_Na__MO_707981543254_002 3.59559237957
Warning: Maximum number of function evaluations has been exceeded.

C11 =    19.774861 +/-     0.007336 GPa
C12 =    -1.965470 +/-     0.005187 GPa
C44 =    -1.965400 +/-     0.001834 GPa
B   =     5.281307 +/-     0.004235 GPa