element(s): ['Ar'] AFLOW prototype label: A_hP2_194_c 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: ['4.1181', '1.6316262'] model name: Morse_QuinticSmoothed_Jelinek_1972_Ar__MO_908645784389_002 ==== Building ASE atoms object with: ==== representative atom symbols = ['Ar'] representative atom coordinates = [[0.33333333 0.66666667 0.25 ]] spacegroup = 194 cell = [[4.1181, 0, 0], [-2.05905, 3.5663792153247, 0], [0, 0, 6.7192]] ========================================= Step Time Energy fmax BFGS: 0 16:59:01 -0.146132 0.101823 BFGS: 1 16:59:02 -0.146564 0.101842 BFGS: 2 16:59:02 -0.161117 0.097048 BFGS: 3 16:59:02 -0.174176 0.079551 BFGS: 4 16:59:02 -0.183850 0.049557 BFGS: 5 16:59:02 -0.187493 0.006108 BFGS: 6 16:59:02 -0.187508 0.002069 BFGS: 7 16:59:02 -0.187509 0.002257 BFGS: 8 16:59:02 -0.187509 0.002300 BFGS: 9 16:59:02 -0.187511 0.002409 BFGS: 10 16:59:02 -0.187512 0.001978 BFGS: 11 16:59:02 -0.187514 0.000882 BFGS: 12 16:59:02 -0.187514 0.000239 BFGS: 13 16:59:02 -0.187514 0.000034 BFGS: 14 16:59:02 -0.187514 0.000004 BFGS: 15 16:59:02 -0.187514 0.000000 BFGS: 16 16:59:02 -0.187514 0.000000 Minimization converged after 16 steps. Maximum force component: 6.43843992477212e-33 eV/Angstrom Maximum stress component: 9.375085868139317e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Ar', 'Ar'] basis = [[0.33333333 0.66666667 0.25 ] [0.66666666 0.33333334 0.75 ]] cellpar = Cell([[3.714476821695499, 9.959140128851323e-17, -2.1906721633155125e-38], [-1.8572384108477495, 3.216831289356782, -6.141816637116087e-38], [-7.363887706475578e-38, -5.2578198366058315e-36, 6.063206804849721]]) forces = [[ 3.57691107e-33 -2.89118280e-33 -3.11394975e-33] [-6.43843992e-33 4.54328725e-33 3.11394975e-33]] stress = [ 9.37508587e-11 9.37508587e-11 8.14931201e-11 1.64572994e-36 -2.85048787e-36 -6.33252727e-26] energy per atom = -0.09375721665563463 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0