id sid tid token lemma pos cf95j96242f 1 1 an an DET cf95j96242f 1 2 experimental experimental ADJ cf95j96242f 1 3 investigation investigation NOUN cf95j96242f 1 4 focused focus VERB cf95j96242f 1 5 on on ADP cf95j96242f 1 6 the the DET cf95j96242f 1 7 study study NOUN cf95j96242f 1 8 of of ADP cf95j96242f 1 9 the the DET cf95j96242f 1 10 physics physics NOUN cf95j96242f 1 11 of of ADP cf95j96242f 1 12 unsteady unsteady ADJ cf95j96242f 1 13 turbulent turbulent ADJ cf95j96242f 1 14 boundary boundary ADJ cf95j96242f 1 15 layer layer NOUN cf95j96242f 1 16 separation separation NOUN cf95j96242f 1 17 under under ADP cf95j96242f 1 18 conditions condition NOUN cf95j96242f 1 19 relevant relevant ADJ cf95j96242f 1 20 to to ADP cf95j96242f 1 21 the the DET cf95j96242f 1 22 dynamic dynamic ADJ cf95j96242f 1 23 stall stall NOUN cf95j96242f 1 24 process process NOUN cf95j96242f 1 25 that that PRON cf95j96242f 1 26 occurs occur VERB cf95j96242f 1 27 in in ADP cf95j96242f 1 28 helicopter helicopter NOUN cf95j96242f 1 29 rotors rotor NOUN cf95j96242f 1 30 is be AUX cf95j96242f 1 31 presented present VERB cf95j96242f 1 32 . . PUNCT cf95j96242f 2 1 a a DET cf95j96242f 2 2 flat flat ADJ cf95j96242f 2 3 boundary boundary ADJ cf95j96242f 2 4 layer layer NOUN cf95j96242f 2 5 development development NOUN cf95j96242f 2 6 plate plate NOUN cf95j96242f 2 7 allows allow VERB cf95j96242f 2 8 for for ADP cf95j96242f 2 9 the the DET cf95j96242f 2 10 growth growth NOUN cf95j96242f 2 11 of of ADP cf95j96242f 2 12 a a DET cf95j96242f 2 13 turbulent turbulent ADJ cf95j96242f 2 14 boundary boundary ADJ cf95j96242f 2 15 layer layer NOUN cf95j96242f 2 16 of of ADP cf95j96242f 2 17 thickness thickness NOUN cf95j96242f 2 18 sufficient sufficient ADJ cf95j96242f 2 19 for for ADP cf95j96242f 2 20 high high ADJ cf95j96242f 2 21 spatial spatial ADJ cf95j96242f 2 22 resolution resolution NOUN cf95j96242f 2 23 measurements measurement NOUN cf95j96242f 2 24 . . PUNCT cf95j96242f 3 1 downstream downstream ADJ cf95j96242f 3 2 of of ADP cf95j96242f 3 3 the the DET cf95j96242f 3 4 flat flat ADJ cf95j96242f 3 5 plate plate NOUN cf95j96242f 3 6 , , PUNCT cf95j96242f 3 7 a a DET cf95j96242f 3 8 convex convex ADJ cf95j96242f 3 9 ramp ramp NOUN cf95j96242f 3 10 section section NOUN cf95j96242f 3 11 imposes impose VERB cf95j96242f 3 12 a a DET cf95j96242f 3 13 streamwise streamwise NOUN cf95j96242f 3 14 adverse adverse ADJ cf95j96242f 3 15 pressure pressure NOUN cf95j96242f 3 16 gradient gradient NOUN cf95j96242f 3 17 that that PRON cf95j96242f 3 18 gives give VERB cf95j96242f 3 19 rise rise NOUN cf95j96242f 3 20 to to ADP cf95j96242f 3 21 boundary boundary ADJ cf95j96242f 3 22 layer layer NOUN cf95j96242f 3 23 separation separation NOUN cf95j96242f 3 24 . . PUNCT cf95j96242f 4 1 in in ADP cf95j96242f 4 2 order order NOUN cf95j96242f 4 3 to to PART cf95j96242f 4 4 impose impose VERB cf95j96242f 4 5 an an DET cf95j96242f 4 6 unsteady unsteady ADJ cf95j96242f 4 7 pressure pressure NOUN cf95j96242f 4 8 gradient gradient NOUN cf95j96242f 4 9 , , PUNCT cf95j96242f 4 10 an an DET cf95j96242f 4 11 airfoil airfoil NOUN cf95j96242f 4 12 equipped equip VERB cf95j96242f 4 13 with with ADP cf95j96242f 4 14 leading lead VERB cf95j96242f 4 15 edge edge NOUN cf95j96242f 4 16 plasma plasma NOUN cf95j96242f 4 17 flow flow NOUN cf95j96242f 4 18 control control NOUN cf95j96242f 4 19 is be AUX cf95j96242f 4 20 located locate VERB cf95j96242f 4 21 above above ADP cf95j96242f 4 22 the the DET cf95j96242f 4 23 ramp ramp NOUN cf95j96242f 4 24 section section NOUN cf95j96242f 4 25 . . PUNCT cf95j96242f 5 1 plasma plasma NOUN cf95j96242f 5 2 flow flow NOUN cf95j96242f 5 3 control control NOUN cf95j96242f 5 4 is be AUX cf95j96242f 5 5 used use VERB cf95j96242f 5 6 to to PART cf95j96242f 5 7 alternately alternately ADV cf95j96242f 5 8 attach attach VERB cf95j96242f 5 9 and and CCONJ cf95j96242f 5 10 separate separate VERB cf95j96242f 5 11 the the DET cf95j96242f 5 12 airfoil airfoil NOUN cf95j96242f 5 13 flow flow NOUN cf95j96242f 5 14 which which PRON cf95j96242f 5 15 gives give VERB cf95j96242f 5 16 rise rise NOUN cf95j96242f 5 17 to to AUX cf95j96242f 5 18 unsteady unsteady ADJ cf95j96242f 5 19 turbulent turbulent ADJ cf95j96242f 5 20 boundary boundary ADJ cf95j96242f 5 21 layer layer NOUN cf95j96242f 5 22 separation separation NOUN cf95j96242f 5 23 on on ADP cf95j96242f 5 24 the the DET cf95j96242f 5 25 convex convex ADJ cf95j96242f 5 26 ramp ramp NOUN cf95j96242f 5 27 . . PUNCT cf95j96242f 6 1 measurements measurement NOUN cf95j96242f 6 2 of of ADP cf95j96242f 6 3 the the DET cf95j96242f 6 4 resulting result VERB cf95j96242f 6 5 unsteady unsteady ADJ cf95j96242f 6 6 turbulent turbulent ADJ cf95j96242f 6 7 boundary boundary ADJ cf95j96242f 6 8 layer layer NOUN cf95j96242f 6 9 separation separation NOUN cf95j96242f 6 10 via via ADP cf95j96242f 6 11 phase phase NOUN cf95j96242f 6 12 - - PUNCT cf95j96242f 6 13 locked lock VERB cf95j96242f 6 14 two two NUM cf95j96242f 6 15 - - PUNCT cf95j96242f 6 16 component component NOUN cf95j96242f 6 17 piv piv NOUN cf95j96242f 6 18 , , PUNCT cf95j96242f 6 19 unsteady unsteady ADJ cf95j96242f 6 20 surface surface NOUN cf95j96242f 6 21 pressure pressure NOUN cf95j96242f 6 22 measurements measurement NOUN cf95j96242f 6 23 , , PUNCT cf95j96242f 6 24 and and CCONJ cf95j96242f 6 25 high high ADJ cf95j96242f 6 26 speed speed NOUN cf95j96242f 6 27 digital digital ADJ cf95j96242f 6 28 imaging imaging NOUN cf95j96242f 6 29 capture capture NOUN cf95j96242f 6 30 and and CCONJ cf95j96242f 6 31 quantify quantify VERB cf95j96242f 6 32 the the DET cf95j96242f 6 33 dynamics dynamic NOUN cf95j96242f 6 34 the the DET cf95j96242f 6 35 separation separation NOUN cf95j96242f 6 36 process process NOUN cf95j96242f 6 37 at at ADP cf95j96242f 6 38 the the DET cf95j96242f 6 39 wall wall NOUN cf95j96242f 6 40 and and CCONJ cf95j96242f 6 41 throughout throughout ADP cf95j96242f 6 42 the the DET cf95j96242f 6 43 unsteady unsteady ADJ cf95j96242f 6 44 boundary boundary ADJ cf95j96242f 6 45 layer layer NOUN cf95j96242f 6 46 . . PUNCT cf95j96242f 7 1 two two NUM cf95j96242f 7 2 - - PUNCT cf95j96242f 7 3 component component NOUN cf95j96242f 7 4 lda lda PROPN cf95j96242f 7 5 measurements measurement NOUN cf95j96242f 7 6 are be AUX cf95j96242f 7 7 used use VERB cf95j96242f 7 8 to to PART cf95j96242f 7 9 characterize characterize VERB cf95j96242f 7 10 the the DET cf95j96242f 7 11 motions motion NOUN cf95j96242f 7 12 of of ADP cf95j96242f 7 13 ejection ejection NOUN cf95j96242f 7 14 and and CCONJ cf95j96242f 7 15 sweep sweep VERB cf95j96242f 7 16 events event NOUN cf95j96242f 7 17 within within ADP cf95j96242f 7 18 the the DET cf95j96242f 7 19 unsteady unsteady ADJ cf95j96242f 7 20 boundary boundary ADJ cf95j96242f 7 21 layer layer NOUN cf95j96242f 7 22 using use VERB cf95j96242f 7 23 a a DET cf95j96242f 7 24 quadrant quadrant ADJ cf95j96242f 7 25 splitting splitting NOUN cf95j96242f 7 26 technique technique NOUN cf95j96242f 7 27 . . PUNCT cf95j96242f 8 1 large large ADJ cf95j96242f 8 2 amplitude amplitude NOUN cf95j96242f 8 3 quadrant quadrant NOUN cf95j96242f 8 4 4 4 NUM cf95j96242f 8 5 sweep sweep NOUN cf95j96242f 8 6 events event NOUN cf95j96242f 8 7 are be AUX cf95j96242f 8 8 the the DET cf95j96242f 8 9 most most ADV cf95j96242f 8 10 dynamically dynamically ADV cf95j96242f 8 11 significant significant ADJ cf95j96242f 8 12 in in ADP cf95j96242f 8 13 the the DET cf95j96242f 8 14 near near ADJ cf95j96242f 8 15 wall wall NOUN cf95j96242f 8 16 region region NOUN cf95j96242f 8 17 during during ADP cf95j96242f 8 18 the the DET cf95j96242f 8 19 unsteady unsteady ADJ cf95j96242f 8 20 separation separation NOUN cf95j96242f 8 21 process process NOUN cf95j96242f 8 22 . . PUNCT cf95j96242f 9 1 the the DET cf95j96242f 9 2 adverse adverse ADJ cf95j96242f 9 3 pressure pressure NOUN cf95j96242f 9 4 gradient gradient NOUN cf95j96242f 9 5 boundary boundary ADJ cf95j96242f 9 6 layer layer NOUN cf95j96242f 9 7 profiles profile NOUN cf95j96242f 9 8 throughout throughout ADP cf95j96242f 9 9 the the DET cf95j96242f 9 10 unsteady unsteady ADJ cf95j96242f 9 11 cycle cycle NOUN cf95j96242f 9 12 collapse collapse NOUN cf95j96242f 9 13 remarkably remarkably ADV cf95j96242f 9 14 well well ADV cf95j96242f 9 15 when when SCONJ cf95j96242f 9 16 scaled scale VERB cf95j96242f 9 17 with with ADP cf95j96242f 9 18 embedded embed VERB cf95j96242f 9 19 shear shear ADJ cf95j96242f 9 20 layer layer NOUN cf95j96242f 9 21 parameters parameter NOUN cf95j96242f 9 22 . . PUNCT cf95j96242f 10 1 the the DET cf95j96242f 10 2 implications implication NOUN cf95j96242f 10 3 of of ADP cf95j96242f 10 4 the the DET cf95j96242f 10 5 experimental experimental ADJ cf95j96242f 10 6 results result NOUN cf95j96242f 10 7 for for ADP cf95j96242f 10 8 the the DET cf95j96242f 10 9 development development NOUN cf95j96242f 10 10 of of ADP cf95j96242f 10 11 flow flow NOUN cf95j96242f 10 12 control control NOUN cf95j96242f 10 13 strategies strategy NOUN cf95j96242f 10 14 for for ADP cf95j96242f 10 15 unsteady unsteady ADJ cf95j96242f 10 16 boundary boundary ADJ cf95j96242f 10 17 layer layer NOUN cf95j96242f 10 18 separation separation NOUN cf95j96242f 10 19 are be AUX cf95j96242f 10 20 discussed discuss VERB cf95j96242f 10 21 . . PUNCT