Ca fcc Morse_Shifted_GirifalcoWeizer_1959LowCutoff_Ca__MO_887105884651_002 5.61686705053 Warning: Maximum number of function evaluations has been exceeded. C11 = 21.582054 +/- 0.007336 GPa C12 = 14.450368 +/- 0.005187 GPa C44 = 14.607037 +/- 0.001834 GPa B = 16.827597 +/- 0.004235 GPa