element(s): ['Br', 'Rb'] AFLOW prototype label: AB_cP2_221_a_b Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.1915'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Br', 'Rb'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 221 cell = [[4.1915, 0, 0], [0, 4.1915, 0], [0, 0, 4.1915]] ========================================= Step Time Energy fmax BFGS: 0 17:06:48 -10.672192 4.715295 BFGS: 1 17:06:48 -11.283537 3.293533 BFGS: 2 17:06:48 -11.589378 0.511306 BFGS: 3 17:06:49 -11.593854 0.198652 BFGS: 4 17:06:49 -11.594588 0.007363 BFGS: 5 17:06:49 -11.594589 0.000101 BFGS: 6 17:06:49 -11.594589 0.000000 BFGS: 7 17:06:49 -11.594589 0.000000 Minimization converged after 7 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.0852884586804798e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Br', 'Rb'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[3.9678607274151263, 1.499364998250931e-32, 1.9864378007408025e-32], [-1.8597315565677294e-32, 3.9678607274151263, -4.926309421782356e-18], [-1.1277016581643759e-32, -4.926309421782336e-18, 3.9678607274151263]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [ 1.08528846e-14 1.08528846e-14 1.08528846e-14 -2.22160224e-30 1.63104665e-35 -1.45615266e-51] energy per atom = -5.7972943774516725 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0