id sid tid token lemma pos br86b27969s 1 1 the the DET br86b27969s 1 2 broader broad ADJ br86b27969s 1 3 aim aim NOUN br86b27969s 1 4 of of ADP br86b27969s 1 5 this this DET br86b27969s 1 6 research research NOUN br86b27969s 1 7 is be AUX br86b27969s 1 8 to to PART br86b27969s 1 9 develop develop VERB br86b27969s 1 10 fundamental fundamental ADJ br86b27969s 1 11 understanding understanding NOUN br86b27969s 1 12 of of ADP br86b27969s 1 13 ductile ductile ADJ br86b27969s 1 14 fracture fracture NOUN br86b27969s 1 15 process process NOUN br86b27969s 1 16 in in ADP br86b27969s 1 17 structural structural ADJ br86b27969s 1 18 steels steel NOUN br86b27969s 1 19 , , PUNCT br86b27969s 1 20 propose propose VERB br86b27969s 1 21 robust robust ADJ br86b27969s 1 22 computational computational ADJ br86b27969s 1 23 models model NOUN br86b27969s 1 24 to to PART br86b27969s 1 25 quantify quantify VERB br86b27969s 1 26 the the DET br86b27969s 1 27 associated associated ADJ br86b27969s 1 28 damage damage NOUN br86b27969s 1 29 , , PUNCT br86b27969s 1 30 and and CCONJ br86b27969s 1 31 provide provide VERB br86b27969s 1 32 numerical numerical ADJ br86b27969s 1 33 tools tool NOUN br86b27969s 1 34 to to PART br86b27969s 1 35 simplify simplify VERB br86b27969s 1 36 the the DET br86b27969s 1 37 implementation implementation NOUN br86b27969s 1 38 of of ADP br86b27969s 1 39 these these DET br86b27969s 1 40 computational computational ADJ br86b27969s 1 41 models model NOUN br86b27969s 1 42 into into ADP br86b27969s 1 43 general general ADJ br86b27969s 1 44 finite finite NOUN br86b27969s 1 45 element element NOUN br86b27969s 1 46 framework framework NOUN br86b27969s 1 47 . . PUNCT br86b27969s 2 1 mechanical mechanical ADJ br86b27969s 2 2 testing testing NOUN br86b27969s 2 3 on on ADP br86b27969s 2 4 different different ADJ br86b27969s 2 5 geometries geometry NOUN br86b27969s 2 6 of of ADP br86b27969s 2 7 test test NOUN br86b27969s 2 8 specimens specimen NOUN br86b27969s 2 9 made make VERB br86b27969s 2 10 of of ADP br86b27969s 2 11 astm astm NOUN br86b27969s 2 12 a992 a992 PROPN br86b27969s 2 13 steels steels PROPN br86b27969s 2 14 is be AUX br86b27969s 2 15 conducted conduct VERB br86b27969s 2 16 to to PART br86b27969s 2 17 experimentally experimentally ADV br86b27969s 2 18 characterize characterize VERB br86b27969s 2 19 the the DET br86b27969s 2 20 ductile ductile ADJ br86b27969s 2 21 fracture fracture NOUN br86b27969s 2 22 at at ADP br86b27969s 2 23 different different ADJ br86b27969s 2 24 stress stress NOUN br86b27969s 2 25 states state NOUN br86b27969s 2 26 under under ADP br86b27969s 2 27 monotonic monotonic ADJ br86b27969s 2 28 and and CCONJ br86b27969s 2 29 ultra ultra ADJ br86b27969s 2 30 - - ADJ br86b27969s 2 31 low low ADJ br86b27969s 2 32 cycle cycle NOUN br86b27969s 2 33 fatigue fatigue NOUN br86b27969s 2 34 ( ( PUNCT br86b27969s 2 35 ulcf ulcf ADJ br86b27969s 2 36 ) ) PUNCT br86b27969s 2 37 loading loading NOUN br86b27969s 2 38 . . PUNCT br86b27969s 3 1 scanning scan VERB br86b27969s 3 2 electron electron NOUN br86b27969s 3 3 microscopy microscopy NOUN br86b27969s 3 4 studies study NOUN br86b27969s 3 5 of of ADP br86b27969s 3 6 the the DET br86b27969s 3 7 fractured fractured ADJ br86b27969s 3 8 surfaces surface NOUN br86b27969s 3 9 is be AUX br86b27969s 3 10 conducted conduct VERB br86b27969s 3 11 to to PART br86b27969s 3 12 decipher decipher VERB br86b27969s 3 13 the the DET br86b27969s 3 14 underlying underlying ADJ br86b27969s 3 15 microscopic microscopic ADJ br86b27969s 3 16 damage damage NOUN br86b27969s 3 17 mechanisms mechanism NOUN br86b27969s 3 18 that that PRON br86b27969s 3 19 cause cause VERB br86b27969s 3 20 fracture fracture NOUN br86b27969s 3 21 in in ADP br86b27969s 3 22 astm astm ADJ br86b27969s 3 23 a992 a992 PROPN br86b27969s 3 24 steels steel NOUN br86b27969s 3 25 . . PUNCT br86b27969s 4 1 detailed detailed ADJ br86b27969s 4 2 micromechanical micromechanical ADJ br86b27969s 4 3 analyses analysis NOUN br86b27969s 4 4 for for ADP br86b27969s 4 5 monotonic monotonic ADJ br86b27969s 4 6 and and CCONJ br86b27969s 4 7 cyclic cyclic ADJ br86b27969s 4 8 loading loading NOUN br86b27969s 4 9 are be AUX br86b27969s 4 10 conducted conduct VERB br86b27969s 4 11 to to PART br86b27969s 4 12 understand understand VERB br86b27969s 4 13 the the DET br86b27969s 4 14 influence influence NOUN br86b27969s 4 15 of of ADP br86b27969s 4 16 stress stress NOUN br86b27969s 4 17 triaxiality triaxiality NOUN br86b27969s 4 18 and and CCONJ br86b27969s 4 19 lode lode PROPN br86b27969s 4 20 parameter parameter NOUN br86b27969s 4 21 on on ADP br86b27969s 4 22 the the DET br86b27969s 4 23 void void ADJ br86b27969s 4 24 growth growth NOUN br86b27969s 4 25 phase phase NOUN br86b27969s 4 26 of of ADP br86b27969s 4 27 ductile ductile ADJ br86b27969s 4 28 fracture fracture NOUN br86b27969s 4 29 . . PUNCT br86b27969s 5 1 based base VERB br86b27969s 5 2 on on ADP br86b27969s 5 3 monotonic monotonic ADJ br86b27969s 5 4 analyses analysis NOUN br86b27969s 5 5 , , PUNCT br86b27969s 5 6 an an DET br86b27969s 5 7 uncoupled uncoupled ADJ br86b27969s 5 8 micromechanical micromechanical ADJ br86b27969s 5 9 void void ADJ br86b27969s 5 10 growth growth NOUN br86b27969s 5 11 model model NOUN br86b27969s 5 12 is be AUX br86b27969s 5 13 proposed propose VERB br86b27969s 5 14 to to PART br86b27969s 5 15 predict predict VERB br86b27969s 5 16 ductile ductile ADJ br86b27969s 5 17 fracture fracture NOUN br86b27969s 5 18 . . PUNCT br86b27969s 6 1 this this DET br86b27969s 6 2 model model NOUN br86b27969s 6 3 is be AUX br86b27969s 6 4 then then ADV br86b27969s 6 5 incorporated incorporate VERB br86b27969s 6 6 in in ADP br86b27969s 6 7 to to ADP br86b27969s 6 8 finite finite ADJ br86b27969s 6 9 element element NOUN br86b27969s 6 10 program program NOUN br86b27969s 6 11 as as ADP br86b27969s 6 12 a a DET br86b27969s 6 13 weakly weakly ADV br86b27969s 6 14 coupled couple VERB br86b27969s 6 15 model model NOUN br86b27969s 6 16 to to PART br86b27969s 6 17 simulate simulate VERB br86b27969s 6 18 the the DET br86b27969s 6 19 loss loss NOUN br86b27969s 6 20 of of ADP br86b27969s 6 21 load load NOUN br86b27969s 6 22 carrying carry VERB br86b27969s 6 23 capacity capacity NOUN br86b27969s 6 24 in in ADP br86b27969s 6 25 the the DET br86b27969s 6 26 post post ADJ br86b27969s 6 27 microvoid microvoid ADJ br86b27969s 6 28 coalescence coalescence NOUN br86b27969s 6 29 regime regime NOUN br86b27969s 6 30 for for ADP br86b27969s 6 31 high high ADJ br86b27969s 6 32 triaxialities triaxialitie NOUN br86b27969s 6 33 . . PUNCT br86b27969s 7 1 based base VERB br86b27969s 7 2 on on ADP br86b27969s 7 3 the the DET br86b27969s 7 4 cyclic cyclic ADJ br86b27969s 7 5 analyses analysis NOUN br86b27969s 7 6 , , PUNCT br86b27969s 7 7 an an DET br86b27969s 7 8 uncoupled uncoupled ADJ br86b27969s 7 9 micromechanics micromechanic NOUN br86b27969s 7 10 based base VERB br86b27969s 7 11 cyclic cyclic ADJ br86b27969s 7 12 void void ADJ br86b27969s 7 13 growth growth NOUN br86b27969s 7 14 model model NOUN br86b27969s 7 15 is be AUX br86b27969s 7 16 developed develop VERB br86b27969s 7 17 to to PART br86b27969s 7 18 predict predict VERB br86b27969s 7 19 the the DET br86b27969s 7 20 ulcf ulcf ADJ br86b27969s 7 21 life life NOUN br86b27969s 7 22 of of ADP br86b27969s 7 23 astm astm NOUN br86b27969s 7 24 a992 a992 PROPN br86b27969s 7 25 steels steel NOUN br86b27969s 7 26 subjected subject VERB br86b27969s 7 27 to to ADP br86b27969s 7 28 high high ADJ br86b27969s 7 29 stress stress NOUN br86b27969s 7 30 triaxialities triaxialitie NOUN br86b27969s 7 31 . . PUNCT br86b27969s 8 1 furthermore furthermore ADV br86b27969s 8 2 , , PUNCT br86b27969s 8 3 a a DET br86b27969s 8 4 computational computational ADJ br86b27969s 8 5 fracture fracture NOUN br86b27969s 8 6 locus locus NOUN br86b27969s 8 7 for for ADP br86b27969s 8 8 astm astm PROPN br86b27969s 8 9 a992 a992 PROPN br86b27969s 8 10 steels steels PROPN br86b27969s 8 11 is be AUX br86b27969s 8 12 developed develop VERB br86b27969s 8 13 and and CCONJ br86b27969s 8 14 incorporated incorporate VERB br86b27969s 8 15 in in ADP br86b27969s 8 16 to to ADP br86b27969s 8 17 finite finite ADJ br86b27969s 8 18 element element NOUN br86b27969s 8 19 program program NOUN br86b27969s 8 20 as as ADP br86b27969s 8 21 an an DET br86b27969s 8 22 uncoupled uncoupled ADJ br86b27969s 8 23 ductile ductile ADJ br86b27969s 8 24 fracture fracture NOUN br86b27969s 8 25 model model NOUN br86b27969s 8 26 . . PUNCT br86b27969s 9 1 this this DET br86b27969s 9 2 model model NOUN br86b27969s 9 3 can can AUX br86b27969s 9 4 be be AUX br86b27969s 9 5 used use VERB br86b27969s 9 6 to to PART br86b27969s 9 7 predict predict VERB br86b27969s 9 8 the the DET br86b27969s 9 9 ductile ductile ADJ br86b27969s 9 10 fracture fracture NOUN br86b27969s 9 11 initiation initiation NOUN br86b27969s 9 12 under under ADP br86b27969s 9 13 monotonic monotonic ADJ br86b27969s 9 14 loading loading NOUN br86b27969s 9 15 in in ADP br86b27969s 9 16 a a DET br86b27969s 9 17 wide wide ADJ br86b27969s 9 18 range range NOUN br86b27969s 9 19 of of ADP br86b27969s 9 20 triaxiality triaxiality NOUN br86b27969s 9 21 and and CCONJ br86b27969s 9 22 lode lode PROPN br86b27969s 9 23 parameters parameter NOUN br86b27969s 9 24 . . PUNCT br86b27969s 10 1 finally finally ADV br86b27969s 10 2 , , PUNCT br86b27969s 10 3 a a DET br86b27969s 10 4 coupled couple VERB br86b27969s 10 5 microvoid microvoid ADJ br86b27969s 10 6 elongation elongation NOUN br86b27969s 10 7 and and CCONJ br86b27969s 10 8 dilation dilation NOUN br86b27969s 10 9 based base VERB br86b27969s 10 10 continuum continuum PROPN br86b27969s 10 11 damage damage NOUN br86b27969s 10 12 model model NOUN br86b27969s 10 13 is be AUX br86b27969s 10 14 proposed propose VERB br86b27969s 10 15 , , PUNCT br86b27969s 10 16 implemented implement VERB br86b27969s 10 17 , , PUNCT br86b27969s 10 18 calibrated calibrate VERB br86b27969s 10 19 and and CCONJ br86b27969s 10 20 validated validate VERB br86b27969s 10 21 . . PUNCT br86b27969s 11 1 this this DET br86b27969s 11 2 model model NOUN br86b27969s 11 3 is be AUX br86b27969s 11 4 capable capable ADJ br86b27969s 11 5 of of ADP br86b27969s 11 6 simulating simulate VERB br86b27969s 11 7 the the DET br86b27969s 11 8 local local ADJ br86b27969s 11 9 softening softening NOUN br86b27969s 11 10 caused cause VERB br86b27969s 11 11 by by ADP br86b27969s 11 12 the the DET br86b27969s 11 13 various various ADJ br86b27969s 11 14 phases phase NOUN br86b27969s 11 15 of of ADP br86b27969s 11 16 ductile ductile ADJ br86b27969s 11 17 fracture fracture NOUN br86b27969s 11 18 process process NOUN br86b27969s 11 19 under under ADP br86b27969s 11 20 monotonic monotonic ADJ br86b27969s 11 21 loading loading NOUN br86b27969s 11 22 for for ADP br86b27969s 11 23 a a DET br86b27969s 11 24 wide wide ADJ br86b27969s 11 25 range range NOUN br86b27969s 11 26 of of ADP br86b27969s 11 27 stress stress NOUN br86b27969s 11 28 states state NOUN br86b27969s 11 29 . . PUNCT br86b27969s 12 1 novel novel ADJ br86b27969s 12 2 differentiation differentiation NOUN br86b27969s 12 3 procedures procedure NOUN br86b27969s 12 4 based base VERB br86b27969s 12 5 on on ADP br86b27969s 12 6 complex complex ADJ br86b27969s 12 7 analyses analysis NOUN br86b27969s 12 8 along along ADP br86b27969s 12 9 with with ADP br86b27969s 12 10 existing exist VERB br86b27969s 12 11 finite finite NOUN br86b27969s 12 12 difference difference NOUN br86b27969s 12 13 methods method NOUN br86b27969s 12 14 and and CCONJ br86b27969s 12 15 automatic automatic ADJ br86b27969s 12 16 differentiation differentiation NOUN br86b27969s 12 17 are be AUX br86b27969s 12 18 extended extend VERB br86b27969s 12 19 using use VERB br86b27969s 12 20 perturbation perturbation NOUN br86b27969s 12 21 techniques technique NOUN br86b27969s 12 22 to to PART br86b27969s 12 23 evaluate evaluate VERB br86b27969s 12 24 tensor tensor NOUN br86b27969s 12 25 derivatives derivative NOUN br86b27969s 12 26 . . PUNCT br86b27969s 13 1 these these DET br86b27969s 13 2 tensor tensor NOUN br86b27969s 13 3 differentiation differentiation NOUN br86b27969s 13 4 techniques technique NOUN br86b27969s 13 5 are be AUX br86b27969s 13 6 then then ADV br86b27969s 13 7 used use VERB br86b27969s 13 8 to to ADP br86b27969s 13 9 automate automate VERB br86b27969s 13 10 nonlinear nonlinear ADJ br86b27969s 13 11 constitutive constitutive ADJ br86b27969s 13 12 models model NOUN br86b27969s 13 13 into into ADP br86b27969s 13 14 implicit implicit ADJ br86b27969s 13 15 finite finite ADJ br86b27969s 13 16 element element NOUN br86b27969s 13 17 framework framework NOUN br86b27969s 13 18 . . PUNCT br86b27969s 14 1 finally finally ADV br86b27969s 14 2 , , PUNCT br86b27969s 14 3 the the DET br86b27969s 14 4 efficiency efficiency NOUN br86b27969s 14 5 of of ADP br86b27969s 14 6 these these DET br86b27969s 14 7 automation automation NOUN br86b27969s 14 8 procedures procedure NOUN br86b27969s 14 9 is be AUX br86b27969s 14 10 demonstrated demonstrate VERB br86b27969s 14 11 using use VERB br86b27969s 14 12 benchmark benchmark NOUN br86b27969s 14 13 problems problem NOUN br86b27969s 14 14 . . PUNCT