element(s): ['Ca'] AFLOW prototype label: A_tI2_139_a Parameter names: ['a', 'c/a'] model type (only 'standard' supported at this time): standard number of parameter sets: 2 Parameter values for parameter set 0: ['4.5185', '0.90056435'] Parameter values for parameter set 1: ['3.8933', '1.4073408'] model name: EAM_IMD_BrommerGaehlerMihalkovic_2007_CaCd__MO_145183423516_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Ca'] representative atom coordinates = [[0 0 0]] spacegroup = 139 cell = [[4.5185, 0, 0], [0, 4.5185, 0], [0, 0, 4.0692]] ========================================= Step Time Energy fmax BFGS: 0 17:18:29 -2.592656 0.327754 BFGS: 1 17:18:29 -2.594169 0.312378 BFGS: 2 17:18:29 -2.608022 0.278745 BFGS: 3 17:18:29 -2.624750 0.409768 BFGS: 4 17:18:29 -2.645528 0.388170 BFGS: 5 17:18:29 -2.658599 0.113863 BFGS: 6 17:18:29 -2.660107 0.073093 BFGS: 7 17:18:29 -2.661554 0.063908 BFGS: 8 17:18:29 -2.666338 0.137820 BFGS: 9 17:18:29 -2.674356 0.185954 BFGS: 10 17:18:29 -2.677435 0.276049 BFGS: 11 17:18:29 -2.679146 0.222514 BFGS: 12 17:18:29 -2.679576 0.201680 BFGS: 13 17:18:29 -2.680290 0.177824 BFGS: 14 17:18:29 -2.682045 0.214286 BFGS: 15 17:18:29 -2.684370 0.242142 BFGS: 16 17:18:29 -2.690161 0.197279 BFGS: 17 17:18:29 -2.692851 0.051994 BFGS: 18 17:18:29 -2.693672 0.019864 BFGS: 19 17:18:29 -2.693708 0.005164 BFGS: 20 17:18:29 -2.693711 0.000135 BFGS: 21 17:18:29 -2.693711 0.000001 BFGS: 22 17:18:29 -2.693711 0.000000 BFGS: 23 17:18:29 -2.693711 0.000000 Minimization converged after 23 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 2.5212417105516965e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Ca', 'Ca'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[4.437181306457536, 2.863654416428009e-34, 3.395341108845335e-32], [4.131409819886286e-34, 4.4371813064575365, -3.0052409225794226e-17], [-5.561530213857943e-33, -2.060455876883988e-17, 4.951236044507298]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [ 1.90161803e-12 1.90161803e-12 2.52124171e-12 -1.70519114e-28 1.64369393e-36 9.79211567e-53] energy per atom = -0.9627691607488151 =============================================== ==== Building ASE atoms object with: ==== representative atom symbols = ['Ca'] representative atom coordinates = [[0 0 0]] spacegroup = 139 cell = [[3.8933, 0, 0], [0, 3.8933, 0], [0, 0, 5.4792]] ========================================= Step Time Energy fmax BFGS: 0 17:18:31 -2.699703 1.724961 BFGS: 1 17:18:31 -2.805094 1.281766 BFGS: 2 17:18:31 -2.877823 0.298479 BFGS: 3 17:18:31 -2.881157 0.095529 BFGS: 4 17:18:31 -2.881269 0.044573 BFGS: 5 17:18:31 -2.881322 0.013169 BFGS: 6 17:18:31 -2.881328 0.002454 BFGS: 7 17:18:31 -2.881328 0.000258 BFGS: 8 17:18:31 -2.881328 0.000011 BFGS: 9 17:18:31 -2.881328 0.000000 BFGS: 10 17:18:31 -2.881328 0.000000 Minimization converged after 10 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 4.5624926715003225e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Ca', 'Ca'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[4.009936383416369, 5.9286628479359095e-36, 1.739714086100093e-32], [1.67397370101326e-35, 4.009936383416369, 2.88968084618593e-18], [-7.046176887099449e-53, 4.61427851843273e-16, 5.670906417794301]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [-4.56249267e-11 -4.56249267e-11 -2.23401965e-11 -9.02651331e-27 -3.38774345e-35 -1.68698195e-50] energy per atom = -1.0565774697731354 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0 Parameter sets [1] relaxed to duplicate structures, attempting to write only one of them. Prototype label changed during relaxation: test template prototype is A_tI2_139_a, while relaxed is A_cF4_225_a. Skipping parameter set 1. No parameter sets in this group successfully added a property instance. Skipping this group.