Enter a species (e.g. Al, Fe): Mo Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: Morse_Shifted_GirifalcoWeizer_1959LowCutoff_Mo__MO_228581001644_003 Enter hexagonal lattice constants 'a' and 'c' (m): 2.807191190491883e-10, 4.591197689148168e-10 Calculating isothermal bulk modulus Warning: Maximum number of function evaluations has been exceeded. Finished calculation C11 = 577.0804323055114 GPa C12 = 146.74136781426162 GPa B = 290.1877226446782 GPa