element(s): ['Ca'] AFLOW prototype label: A_cF4_225_a Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['5.5236'] model name: MEAM_LAMMPS_KimJeonLee_2015_MgCa__MO_611309973581_002 ==== Building ASE atoms object with: ==== representative atom symbols = ['Ca'] representative atom coordinates = [[0 0 0]] spacegroup = 225 cell = [[5.5236, 0, 0], [0, 5.5236, 0], [0, 0, 5.5236]] ========================================= Step Time Energy fmax BFGS: 0 16:15:24 -4.364590 1.138831 BFGS: 1 16:15:24 -4.420222 1.140757 BFGS: 2 16:15:24 -4.591563 1.142771 BFGS: 3 16:15:24 -4.762722 1.138148 BFGS: 4 16:15:24 -4.932624 1.125841 BFGS: 5 16:15:24 -5.100031 1.104678 BFGS: 6 16:15:24 -5.263520 1.073352 BFGS: 7 16:15:24 -5.421456 1.030404 BFGS: 8 16:15:24 -5.571979 0.974212 BFGS: 9 16:15:24 -5.712968 0.902968 BFGS: 10 16:15:24 -5.842017 0.814667 BFGS: 11 16:15:24 -5.956404 0.707080 BFGS: 12 16:15:24 -6.053053 0.577732 BFGS: 13 16:15:24 -6.128499 0.423883 BFGS: 14 16:15:24 -6.178842 0.242496 BFGS: 15 16:15:24 -6.199703 0.030208 BFGS: 16 16:15:24 -6.199998 0.002722 BFGS: 17 16:15:24 -6.200000 0.000027 BFGS: 18 16:15:24 -6.200000 0.000000 BFGS: 19 16:15:24 -6.200000 0.000000 Minimization converged after 19 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 7.140962280526137e-15 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Ca', 'Ca', 'Ca', 'Ca'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [0.00000000e+00 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 6.80919064e-34]] cellpar = Cell([[4.525483388436417, -7.418338947548013e-33, 2.1501056337853146e-33], [2.8285302225055365e-32, 4.525483388436417, -5.318114960812655e-17], [1.4506760031510165e-34, -5.318114960812656e-17, 4.525483388436418]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [-7.14096228e-15 -7.14096228e-15 -7.14096228e-15 -8.97275511e-32 -3.13465162e-36 -7.55084614e-53] energy per atom = -1.5500000001746281 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0