element(s): ['C'] AFLOW prototype label: A_hP8_194_ef Parameter names: ['a', 'c/a', 'z1', 'z2'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['2.5188', '3.2978799', '0.092975226', '0.65554043'] model name: hNN_WenTadmor_2019Grx_C__MO_421038499185_001 ==== Building ASE atoms object with: ==== representative atom symbols = ['C', 'C'] representative atom coordinates = [[0. 0. 0.09297523] [0.33333333 0.66666667 0.65554043]] spacegroup = 194 cell = [[2.5188, 0, 0], [-1.2594, 2.1813447870522, 0], [0, 0, 8.3067]] ========================================= Step Time Energy fmax BFGS: 0 16:36:13 -60.145741 3.912699 BFGS: 1 16:36:13 -60.628256 2.900194 BFGS: 2 16:36:13 -60.952469 1.872808 BFGS: 3 16:36:13 -61.129662 0.922537 BFGS: 4 16:36:13 -61.181769 0.236586 BFGS: 5 16:36:13 -61.184107 0.302061 BFGS: 6 16:36:13 -61.188916 0.361576 BFGS: 7 16:36:13 -61.196116 0.346459 BFGS: 8 16:36:13 -61.204267 0.200844 BFGS: 9 16:36:13 -61.208909 0.159530 BFGS: 10 16:36:13 -61.211159 0.102983 BFGS: 11 16:36:13 -61.212458 0.089220 BFGS: 12 16:36:13 -61.213277 0.057234 BFGS: 13 16:36:13 -61.213684 0.022424 BFGS: 14 16:36:14 -61.213745 0.005798 BFGS: 15 16:36:14 -61.213749 0.001296 BFGS: 16 16:36:14 -61.213749 0.000560 BFGS: 17 16:36:14 -61.213749 0.000084 BFGS: 18 16:36:14 -61.213749 0.000011 BFGS: 19 16:36:14 -61.213749 0.000001 BFGS: 20 16:36:14 -61.213749 0.000000 BFGS: 21 16:36:14 -61.213749 0.000000 Minimization converged after 21 steps. Maximum force component: 2.4909014339508116e-10 eV/Angstrom Maximum stress component: 2.1906156370458487e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C', 'C', 'C', 'C', 'C', 'C', 'C'] basis = [[1.37651001e-34 6.75988230e-35 9.07153429e-02] [6.02659000e-36 5.68782801e-35 5.90715343e-01] [0.00000000e+00 0.00000000e+00 9.09284657e-01] [0.00000000e+00 0.00000000e+00 4.09284657e-01] [3.33333333e-01 6.66666667e-01 6.58192695e-01] [6.66666667e-01 3.33333333e-01 1.58192695e-01] [6.66666667e-01 3.33333333e-01 3.41807305e-01] [3.33333333e-01 6.66666667e-01 8.41807305e-01]] cellpar = Cell([[2.602938024006338, 2.362289419328076e-18, 9.328257805450453e-37], [-1.301469012003169, 2.2542104532659577, 1.9368909148880715e-36], [9.128564146369315e-37, -1.8607901830105498e-35, 8.34184470629783]]) forces = [[-1.28334753e-31 -3.70470521e-32 2.49090143e-10] [-4.27782510e-32 -7.40941041e-32 2.49090143e-10] [ 8.55565019e-32 1.48188208e-31 -2.49090143e-10] [-1.71113004e-31 7.40941041e-32 -2.49090143e-10] [ 4.27782510e-32 -7.40941041e-32 1.77949471e-10] [-1.49723878e-31 -1.85235260e-31 1.77949471e-10] [-1.72729384e-47 2.96376416e-31 -1.77949471e-10] [ 1.49723878e-31 3.70470521e-32 -1.77949471e-10]] stress = [-2.19061564e-10 -2.19061564e-10 -2.00607524e-10 -2.79674335e-32 5.50549562e-45 4.22055708e-26] energy per atom = -6.357574785359015 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0