# This is the input file of CAC simulations # The line beginning with # is comment, and will be ignored # f and t stand for .false. and .true. for logical variable # read data from previous restart and refine restart f f # read refine refine group 1 12 # simulator: dynamics, statics, or hybrid simulator statics # minimize, maximum step, # and potential energy tolerance (unitless) minimize cg 1000 1d-5 # dynamics dynamics qd 200 1. # debug debug f f # number of grains grain_num 1 # grain stack direction and overlap depth grain_dir 3 0. # zigzag along three directions zigzag f f f # grain movement grain_move 1 0.0 0.0 0.0 # direction of grain grain_mat 1 x 1. 1. 0. y -1. 1. -2. z -1. 1. 1. # number of subdomains in each grain subdomain 1 2 # unit type in each subdomain in each grain unit_type 1 1 12 2 1 # number of units along three directions in each subdomain in each grain unit_num 1 1 x 2 y 3 z 2 2 x 10 y 15 z 10 # box direction for gb and interface plane box_dir x 1. 0. 0. y 0. 1. 0. z 0. 0. 1. # boundary, p for periodic, s for shrink-wrapped boundary p p s # number of modification modify_num 0 # modification modify modify_1 cg2at block x inf inf 1. 0. 0. y 11. 12. 0. 0.94281 -0.33333 z inf inf 0. 0. 1. t f 1 20. 4. 5. 17. 13. # modification modify modify_2 cutoff 0.1 0.01 # potential type: lj or eam potential eam # lattice name, type, and lattice parameter lattice Cu fcc 3.615 # mass, in unit of g/mol mass 63.546 # element type, lumped or consistent, 1NN or 2NN element lumped 2 # limit of cell_atomap and nei_atom limit 100 100 # bin distance and update_nei neighbor 1. 200 # total simulation step and time step run 4000 0.002 # every output_num, output to .xyz and .vtk # every reduce_num, reduce to .log # every restart_num, reduce to .restart # every log_num, output to .log dump 200 200 500 10 # force constrain and its direction constrain f 0. 0. 1. # temperature, K temperature f 10. # convert the lattice orientation to # the orientation with respect to the simulation cell convert 0. -1. -1. # simulation cell deformation deform f 1 xx t t 10. 3. 4. 100 time 0 100 100 # numbers of new groups, restart groups, fix, and calculations group_num 4 0 4 0 # group group group_1 node atom block x inf inf 1. 0. 0. y inf 7.2 0. 1. 0. z 15.2 inf 0. 0. 1. t 3 20. 5. 0. 10. 10. # fix fix group_1 t t disp 0. 0. 0. 100. time 0 5000 f # group group group_2 node atom block x inf inf 1. 0. 0. y 7.2 13.7 0. 1. 0. z 15.2 inf 0. 0. 1. t 3 20. 12. 4. 4. 1. # fix fix group_2 t t disp -0.5 0.288675 -0.8165 100. time 0 5000 f # group group group_3 node atom block x inf inf 1. 0. 0. y 13.7 inf 0. 1. 0. z 15.2 inf 0. 0. 1. t 3 20. 12. 4. 4. 1. # fix fix group_3 t t disp 0. 0. 0. 100. time 0 5000 f # group group group_4 node atom block x inf inf 1. 0. 0. y inf inf 0. 1. 0. z inf 0.5 0. 0. 1. t 3 20. 12. 4. 4. 1. # fix fix group_4 t t disp 0. 0. 0. 100. time 0 5000 f # calculate cal group_1 energy