Element = Lattice = Model = Element: Cu Lattice: hcp Model: MEAM_LAMMPS_KimSeolJi_2017_PtCu__MO_070797404269_001 Computed model cutoff of 4.5000000042096095 Angstroms Computed isolated atomic energy of 0.0 eV for species Cu ============================================================================== ============================================================================== Starting optimization to find optimum lattice constant 'a' with c/a fixed to sqrt(8/3) ============================================================================== ============================================================================== Attempting to perform relaxation using initial lattice constant guess of a = 1.0 Angstroms (c/a fixed at sqrt(8/3))