element(s): ['Ca', 'O'] AFLOW prototype label: AB_hP4_194_c_d Parameter names: ['a', 'c/a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.0118', '1.2002592'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Ca', 'O'] representative atom coordinates = [[0.33333333 0.66666667 0.25 ] [0.33333333 0.66666667 0.75 ]] spacegroup = 194 cell = [[4.0118, 0, 0], [-2.0059, 3.4743207149024, 0], [0, 0, 4.8152]] ========================================= Step Time Energy fmax BFGS: 0 12:49:04 -11.041617 1.788972 BFGS: 1 12:49:04 -11.118843 1.230030 BFGS: 2 12:49:05 -11.194974 0.314280 BFGS: 3 12:49:05 -11.201402 0.055721 BFGS: 4 12:49:05 -11.201597 0.035154 BFGS: 5 12:49:05 -11.201615 0.023246 BFGS: 6 12:49:06 -11.201630 0.003447 BFGS: 7 12:49:06 -11.201631 0.000831 BFGS: 8 12:49:06 -11.201631 0.000071 BFGS: 9 12:49:06 -11.201631 0.000005 BFGS: 10 12:49:06 -11.201631 0.000000 BFGS: 11 12:49:07 -11.201631 0.000000 Minimization converged after 11 steps. Maximum force component: 3.153598052376461e-31 eV/Angstrom Maximum stress component: 3.208131379237187e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Ca', 'Ca', 'O', 'O'] basis = [[0.33333333 0.66666667 0.25 ] [0.66666666 0.33333334 0.75 ] [0.33333333 0.66666667 0.75 ] [0.66666666 0.33333334 0.25 ]] cellpar = Cell([[4.108161307402005, -2.2451634880956037e-17, 5.998226411494517e-39], [-2.0540806537010026, 3.5577720550544285, -7.557514923397377e-38], [-2.414363634269769e-37, 2.8195815692641566e-36, 4.797192556768315]]) forces = [[ 4.93379798e-50 5.84705684e-32 -3.15359805e-31] [ 6.75159968e-32 -5.84705684e-32 3.15359805e-31] [ 6.75159968e-32 -5.84705684e-32 1.29133675e-69] [-1.35031994e-31 -5.84705684e-32 9.95601351e-70]] stress = [-3.20813138e-11 -3.20813138e-11 1.23449741e-13 -1.50457538e-35 -2.60600100e-35 4.18760830e-27] energy per atom = -2.8004076842351386 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0