id sid tid token lemma pos z890rr20k89 1 1 electromagnetic electromagnetic ADJ z890rr20k89 1 2 waves wave NOUN z890rr20k89 1 3 in in ADP z890rr20k89 1 4 the the DET z890rr20k89 1 5 terahertz terahertz NOUN z890rr20k89 1 6 ( ( PUNCT z890rr20k89 1 7 thz thz PROPN z890rr20k89 1 8 ) ) PUNCT z890rr20k89 1 9 frequency frequency NOUN z890rr20k89 1 10 region region NOUN z890rr20k89 1 11 have have AUX z890rr20k89 1 12 attracted attract VERB z890rr20k89 1 13 increased increase VERB z890rr20k89 1 14 attention attention NOUN z890rr20k89 1 15 and and CCONJ z890rr20k89 1 16 interest interest NOUN z890rr20k89 1 17 owing owe VERB z890rr20k89 1 18 to to ADP z890rr20k89 1 19 emerging emerge VERB z890rr20k89 1 20 applications application NOUN z890rr20k89 1 21 in in ADP z890rr20k89 1 22 radio radio NOUN z890rr20k89 1 23 astronomy astronomy NOUN z890rr20k89 1 24 , , PUNCT z890rr20k89 1 25 medical medical ADJ z890rr20k89 1 26 imaging imaging NOUN z890rr20k89 1 27 , , PUNCT z890rr20k89 1 28 biological biological ADJ z890rr20k89 1 29 sensing sensing NOUN z890rr20k89 1 30 , , PUNCT z890rr20k89 1 31 security security NOUN z890rr20k89 1 32 screening screening NOUN z890rr20k89 1 33 , , PUNCT z890rr20k89 1 34 defense defense NOUN z890rr20k89 1 35 , , PUNCT z890rr20k89 1 36 material material NOUN z890rr20k89 1 37 characterization characterization NOUN z890rr20k89 1 38 , , PUNCT z890rr20k89 1 39 and and CCONJ z890rr20k89 1 40 communications communication NOUN z890rr20k89 1 41 , , PUNCT z890rr20k89 1 42 etc etc X z890rr20k89 1 43 . . X z890rr20k89 2 1 the the DET z890rr20k89 2 2 vast vast ADJ z890rr20k89 2 3 development development NOUN z890rr20k89 2 4 of of ADP z890rr20k89 2 5 thz thz PROPN z890rr20k89 2 6 sources source NOUN z890rr20k89 2 7 and and CCONJ z890rr20k89 2 8 detectors detector NOUN z890rr20k89 2 9 in in ADP z890rr20k89 2 10 the the DET z890rr20k89 2 11 last last ADJ z890rr20k89 2 12 two two NUM z890rr20k89 2 13 decades decade NOUN z890rr20k89 2 14 has have AUX z890rr20k89 2 15 turned turn VERB z890rr20k89 2 16 the the DET z890rr20k89 2 17 thz thz PROPN z890rr20k89 2 18 research research NOUN z890rr20k89 2 19 into into ADP z890rr20k89 2 20 a a DET z890rr20k89 2 21 rapidly rapidly ADV z890rr20k89 2 22 growing grow VERB z890rr20k89 2 23 technological technological ADJ z890rr20k89 2 24 field field NOUN z890rr20k89 2 25 . . PUNCT z890rr20k89 3 1 despite despite SCONJ z890rr20k89 3 2 the the DET z890rr20k89 3 3 large large ADJ z890rr20k89 3 4 strides stride NOUN z890rr20k89 3 5 made make VERB z890rr20k89 3 6 in in ADP z890rr20k89 3 7 those those DET z890rr20k89 3 8 fields field NOUN z890rr20k89 3 9 , , PUNCT z890rr20k89 3 10 there there PRON z890rr20k89 3 11 is be VERB z890rr20k89 3 12 still still ADV z890rr20k89 3 13 a a DET z890rr20k89 3 14 lack lack NOUN z890rr20k89 3 15 of of ADP z890rr20k89 3 16 progress progress NOUN z890rr20k89 3 17 in in ADP z890rr20k89 3 18 the the DET z890rr20k89 3 19 development development NOUN z890rr20k89 3 20 of of ADP z890rr20k89 3 21 high high ADJ z890rr20k89 3 22 - - PUNCT z890rr20k89 3 23 performance performance NOUN z890rr20k89 3 24 tunable tunable ADJ z890rr20k89 3 25 and and CCONJ z890rr20k89 3 26 reconfigurable reconfigurable NOUN z890rr20k89 3 27 thz thz NOUN z890rr20k89 3 28 circuits circuit NOUN z890rr20k89 3 29 and and CCONJ z890rr20k89 3 30 components component NOUN z890rr20k89 3 31 . . PUNCT z890rr20k89 4 1 those those DET z890rr20k89 4 2 devices device NOUN z890rr20k89 4 3 are be AUX z890rr20k89 4 4 critical critical ADJ z890rr20k89 4 5 for for ADP z890rr20k89 4 6 the the DET z890rr20k89 4 7 implementation implementation NOUN z890rr20k89 4 8 of of ADP z890rr20k89 4 9 unique unique ADJ z890rr20k89 4 10 functionalities functionality NOUN z890rr20k89 4 11 and and CCONJ z890rr20k89 4 12 superior superior ADJ z890rr20k89 4 13 system system NOUN z890rr20k89 4 14 performance performance NOUN z890rr20k89 4 15 for for ADP z890rr20k89 4 16 thz thz PROPN z890rr20k89 4 17 applications application NOUN z890rr20k89 4 18 such such ADJ z890rr20k89 4 19 as as ADP z890rr20k89 4 20 advanced advanced ADJ z890rr20k89 4 21 thz thz PROPN z890rr20k89 4 22 imaging imaging NOUN z890rr20k89 4 23 and and CCONJ z890rr20k89 4 24 adaptive adaptive ADJ z890rr20k89 4 25 high high ADJ z890rr20k89 4 26 - - PUNCT z890rr20k89 4 27 speed speed NOUN z890rr20k89 4 28 wireless wireless ADJ z890rr20k89 4 29 communications communication NOUN z890rr20k89 4 30 at at ADP z890rr20k89 4 31 thz thz PROPN z890rr20k89 4 32 band band NOUN z890rr20k89 4 33 . . PUNCT z890rr20k89 5 1 demonstrations demonstration NOUN z890rr20k89 5 2 of of ADP z890rr20k89 5 3 such such ADJ z890rr20k89 5 4 functional functional ADJ z890rr20k89 5 5 thz thz PROPN z890rr20k89 5 6 devices device NOUN z890rr20k89 5 7 have have AUX z890rr20k89 5 8 been be AUX z890rr20k89 5 9 reported report VERB z890rr20k89 5 10 , , PUNCT z890rr20k89 5 11 but but CCONJ z890rr20k89 5 12 most most ADJ z890rr20k89 5 13 of of ADP z890rr20k89 5 14 them they PRON z890rr20k89 5 15 suffer suffer VERB z890rr20k89 5 16 from from ADP z890rr20k89 5 17 limited limited ADJ z890rr20k89 5 18 achievable achievable ADJ z890rr20k89 5 19 tunability tunability NOUN z890rr20k89 5 20 , , PUNCT z890rr20k89 5 21 versatility versatility NOUN z890rr20k89 5 22 , , PUNCT z890rr20k89 5 23 and and CCONJ z890rr20k89 5 24 performance performance NOUN z890rr20k89 5 25 . . PUNCT z890rr20k89 6 1 besides besides ADV z890rr20k89 6 2 , , PUNCT z890rr20k89 6 3 they they PRON z890rr20k89 6 4 are be AUX z890rr20k89 6 5 mostly mostly ADV z890rr20k89 6 6 based base VERB z890rr20k89 6 7 on on ADP z890rr20k89 6 8 free free ADJ z890rr20k89 6 9 - - PUNCT z890rr20k89 6 10 space space NOUN z890rr20k89 6 11 quasi quasi ADJ z890rr20k89 6 12 - - ADJ z890rr20k89 6 13 optical optical ADJ z890rr20k89 6 14 configurations configuration NOUN z890rr20k89 6 15 , , PUNCT z890rr20k89 6 16 which which PRON z890rr20k89 6 17 make make VERB z890rr20k89 6 18 them they PRON z890rr20k89 6 19 difficult difficult ADJ z890rr20k89 6 20 to to PART z890rr20k89 6 21 integrate integrate VERB z890rr20k89 6 22 into into ADP z890rr20k89 6 23 practical practical ADJ z890rr20k89 6 24 and and CCONJ z890rr20k89 6 25 compact compact ADJ z890rr20k89 6 26 thz thz X z890rr20k89 6 27 systems.in systems.in NUM z890rr20k89 6 28 this this DET z890rr20k89 6 29 thesis thesis NOUN z890rr20k89 6 30 , , PUNCT z890rr20k89 6 31 we we PRON z890rr20k89 6 32 explore explore VERB z890rr20k89 6 33 and and CCONJ z890rr20k89 6 34 demonstrate demonstrate VERB z890rr20k89 6 35 the the DET z890rr20k89 6 36 use use NOUN z890rr20k89 6 37 of of ADP z890rr20k89 6 38 high high ADJ z890rr20k89 6 39 - - PUNCT z890rr20k89 6 40 performance performance NOUN z890rr20k89 6 41 reconfigurable reconfigurable NOUN z890rr20k89 6 42 thz thz PROPN z890rr20k89 6 43 waveguide waveguide NOUN z890rr20k89 6 44 components component NOUN z890rr20k89 6 45 based base VERB z890rr20k89 6 46 on on ADP z890rr20k89 6 47 spatially spatially ADV z890rr20k89 6 48 - - PUNCT z890rr20k89 6 49 resolved resolve VERB z890rr20k89 6 50 optical optical ADJ z890rr20k89 6 51 modulation modulation NOUN z890rr20k89 6 52 technology technology NOUN z890rr20k89 6 53 to to PART z890rr20k89 6 54 implement implement VERB z890rr20k89 6 55 key key ADJ z890rr20k89 6 56 tunable tunable ADJ z890rr20k89 6 57 and and CCONJ z890rr20k89 6 58 reconfigurable reconfigurable NOUN z890rr20k89 6 59 circuits circuit NOUN z890rr20k89 6 60 that that PRON z890rr20k89 6 61 are be AUX z890rr20k89 6 62 required require VERB z890rr20k89 6 63 in in ADP z890rr20k89 6 64 advanced advanced ADJ z890rr20k89 6 65 thz thz PROPN z890rr20k89 6 66 sensing sensing NOUN z890rr20k89 6 67 and and CCONJ z890rr20k89 6 68 adaptive adaptive ADJ z890rr20k89 6 69 thz thz PROPN z890rr20k89 6 70 wireless wireless ADJ z890rr20k89 6 71 communication communication NOUN z890rr20k89 6 72 systems.the systems.the DET z890rr20k89 6 73 theories theory NOUN z890rr20k89 6 74 of of ADP z890rr20k89 6 75 such such DET z890rr20k89 6 76 a a DET z890rr20k89 6 77 novel novel ADJ z890rr20k89 6 78 optical optical ADJ z890rr20k89 6 79 control control NOUN z890rr20k89 6 80 methodology methodology NOUN z890rr20k89 6 81 using use VERB z890rr20k89 6 82 photogenerated photogenerate VERB z890rr20k89 6 83 free free ADJ z890rr20k89 6 84 carriers carrier NOUN z890rr20k89 6 85 in in ADP z890rr20k89 6 86 semiconductors semiconductor NOUN z890rr20k89 6 87 are be AUX z890rr20k89 6 88 introduced introduce VERB z890rr20k89 6 89 first first ADV z890rr20k89 6 90 . . PUNCT z890rr20k89 7 1 an an DET z890rr20k89 7 2 optically optically ADV z890rr20k89 7 3 controlled control VERB z890rr20k89 7 4 wr-4.3 wr-4.3 PROPN z890rr20k89 7 5 waveguide waveguide PROPN z890rr20k89 7 6 attenuator attenuator NOUN z890rr20k89 7 7 with with ADP z890rr20k89 7 8 record record NOUN z890rr20k89 7 9 - - PUNCT z890rr20k89 7 10 breaking break VERB z890rr20k89 7 11 60 60 NUM z890rr20k89 7 12 - - PUNCT z890rr20k89 7 13 db db NOUN z890rr20k89 7 14 range range NOUN z890rr20k89 7 15 , , PUNCT z890rr20k89 7 16 0.7 0.7 NUM z890rr20k89 7 17 - - PUNCT z890rr20k89 7 18 db db NOUN z890rr20k89 7 19 insertion insertion NOUN z890rr20k89 7 20 loss loss NOUN z890rr20k89 7 21 , , PUNCT z890rr20k89 7 22 350 350 NUM z890rr20k89 7 23 khz khz NOUN z890rr20k89 7 24 modulation modulation NOUN z890rr20k89 7 25 speed speed NOUN z890rr20k89 7 26 , , PUNCT z890rr20k89 7 27 and and CCONJ z890rr20k89 7 28 high high ADJ z890rr20k89 7 29 stability stability NOUN z890rr20k89 7 30 has have AUX z890rr20k89 7 31 been be AUX z890rr20k89 7 32 developed develop VERB z890rr20k89 7 33 and and CCONJ z890rr20k89 7 34 demonstrated demonstrate VERB z890rr20k89 7 35 using use VERB z890rr20k89 7 36 the the DET z890rr20k89 7 37 suggested suggest VERB z890rr20k89 7 38 optical optical ADJ z890rr20k89 7 39 control control NOUN z890rr20k89 7 40 methodology methodology NOUN z890rr20k89 7 41 for for ADP z890rr20k89 7 42 thz thz PROPN z890rr20k89 7 43 sensing sensing NOUN z890rr20k89 7 44 , , PUNCT z890rr20k89 7 45 imaging imaging NOUN z890rr20k89 7 46 , , PUNCT z890rr20k89 7 47 and and CCONJ z890rr20k89 7 48 communications communication NOUN z890rr20k89 7 49 . . PUNCT z890rr20k89 8 1 furthermore furthermore ADV z890rr20k89 8 2 , , PUNCT z890rr20k89 8 3 tunable tunable ADJ z890rr20k89 8 4 and and CCONJ z890rr20k89 8 5 reconfigurable reconfigurable NOUN z890rr20k89 8 6 photo photo NOUN z890rr20k89 8 7 - - PUNCT z890rr20k89 8 8 induced induce VERB z890rr20k89 8 9 electromagnetic electromagnetic ADJ z890rr20k89 8 10 band band NOUN z890rr20k89 8 11 gap gap NOUN z890rr20k89 8 12 ( ( PUNCT z890rr20k89 8 13 pi pi NOUN z890rr20k89 8 14 - - PUNCT z890rr20k89 8 15 ebg ebg PROPN z890rr20k89 8 16 ) ) PUNCT z890rr20k89 8 17 structures structure NOUN z890rr20k89 8 18 have have AUX z890rr20k89 8 19 been be AUX z890rr20k89 8 20 investigated investigate VERB z890rr20k89 8 21 , , PUNCT z890rr20k89 8 22 and and CCONJ z890rr20k89 8 23 the the DET z890rr20k89 8 24 performance performance NOUN z890rr20k89 8 25 potential potential NOUN z890rr20k89 8 26 of of ADP z890rr20k89 8 27 the the DET z890rr20k89 8 28 pi pi PROPN z890rr20k89 8 29 - - PUNCT z890rr20k89 8 30 ebg ebg PROPN z890rr20k89 8 31 has have AUX z890rr20k89 8 32 been be AUX z890rr20k89 8 33 studied study VERB z890rr20k89 8 34 through through ADP z890rr20k89 8 35 simulations simulation NOUN z890rr20k89 8 36 . . PUNCT z890rr20k89 9 1 an an DET z890rr20k89 9 2 x x NOUN z890rr20k89 9 3 - - NOUN z890rr20k89 9 4 band band NOUN z890rr20k89 9 5 tunable tunable ADJ z890rr20k89 9 6 and and CCONJ z890rr20k89 9 7 reconfigurable reconfigurable NOUN z890rr20k89 9 8 microwave microwave NOUN z890rr20k89 9 9 band band NOUN z890rr20k89 9 10 - - PUNCT z890rr20k89 9 11 stop stop NOUN z890rr20k89 9 12 filter filter NOUN z890rr20k89 9 13 ( ( PUNCT z890rr20k89 9 14 bsf bsf PROPN z890rr20k89 9 15 ) ) PUNCT z890rr20k89 9 16 based base VERB z890rr20k89 9 17 on on ADP z890rr20k89 9 18 the the DET z890rr20k89 9 19 pi pi PROPN z890rr20k89 9 20 - - PUNCT z890rr20k89 9 21 ebg ebg PROPN z890rr20k89 9 22 structures structure NOUN z890rr20k89 9 23 has have AUX z890rr20k89 9 24 been be AUX z890rr20k89 9 25 designed design VERB z890rr20k89 9 26 and and CCONJ z890rr20k89 9 27 simulated simulate VERB z890rr20k89 9 28 , , PUNCT z890rr20k89 9 29 showing show VERB z890rr20k89 9 30 large large ADJ z890rr20k89 9 31 tunable tunable ADJ z890rr20k89 9 32 center center NOUN z890rr20k89 9 33 frequency frequency NOUN z890rr20k89 9 34 range range VERB z890rr20k89 9 35 from from ADP z890rr20k89 9 36 8 8 NUM z890rr20k89 9 37 - - SYM z890rr20k89 9 38 12 12 NUM z890rr20k89 9 39 ghz ghz NOUN z890rr20k89 9 40 and and CCONJ z890rr20k89 9 41 adjustable adjustable ADJ z890rr20k89 9 42 stop stop NOUN z890rr20k89 9 43 - - PUNCT z890rr20k89 9 44 band band NOUN z890rr20k89 9 45 rejection rejection NOUN z890rr20k89 9 46 and and CCONJ z890rr20k89 9 47 bandwidth bandwidth NOUN z890rr20k89 9 48 . . PUNCT z890rr20k89 10 1 two two NUM z890rr20k89 10 2 limiting limit VERB z890rr20k89 10 3 factors factor NOUN z890rr20k89 10 4 , , PUNCT z890rr20k89 10 5 localized localize VERB z890rr20k89 10 6 heating heating NOUN z890rr20k89 10 7 effects effect NOUN z890rr20k89 10 8 and and CCONJ z890rr20k89 10 9 finite finite ADJ z890rr20k89 10 10 lateral lateral ADJ z890rr20k89 10 11 spatial spatial ADJ z890rr20k89 10 12 resolution resolution NOUN z890rr20k89 10 13 ( ( PUNCT z890rr20k89 10 14 due due ADP z890rr20k89 10 15 to to ADP z890rr20k89 10 16 carrier carrier NOUN z890rr20k89 10 17 diffusion diffusion NOUN z890rr20k89 10 18 ) ) PUNCT z890rr20k89 10 19 , , PUNCT z890rr20k89 10 20 that that PRON z890rr20k89 10 21 may may AUX z890rr20k89 10 22 affect affect VERB z890rr20k89 10 23 the the DET z890rr20k89 10 24 circuit circuit NOUN z890rr20k89 10 25 performance performance NOUN z890rr20k89 10 26 in in ADP z890rr20k89 10 27 this this DET z890rr20k89 10 28 technology technology NOUN z890rr20k89 10 29 have have AUX z890rr20k89 10 30 also also ADV z890rr20k89 10 31 been be AUX z890rr20k89 10 32 investigated investigate VERB z890rr20k89 10 33 and and CCONJ z890rr20k89 10 34 discussed discuss VERB z890rr20k89 10 35 . . PUNCT z890rr20k89 11 1 to to PART z890rr20k89 11 2 verify verify VERB z890rr20k89 11 3 the the DET z890rr20k89 11 4 concept concept NOUN z890rr20k89 11 5 of of ADP z890rr20k89 11 6 using use VERB z890rr20k89 11 7 photogenerated photogenerate VERB z890rr20k89 11 8 free free ADJ z890rr20k89 11 9 carriers carrier NOUN z890rr20k89 11 10 to to PART z890rr20k89 11 11 realize realize VERB z890rr20k89 11 12 tunable tunable ADJ z890rr20k89 11 13 and and CCONJ z890rr20k89 11 14 reconfigurable reconfigurable NOUN z890rr20k89 11 15 microwave microwave NOUN z890rr20k89 11 16 circuits circuit NOUN z890rr20k89 11 17 , , PUNCT z890rr20k89 11 18 a a DET z890rr20k89 11 19 reconfigurable reconfigurable NOUN z890rr20k89 11 20 microwave microwave NOUN z890rr20k89 11 21 circuit circuit NOUN z890rr20k89 11 22 prototype prototype NOUN z890rr20k89 11 23 based base VERB z890rr20k89 11 24 on on ADP z890rr20k89 11 25 photo photo NOUN z890rr20k89 11 26 - - PUNCT z890rr20k89 11 27 induced induce VERB z890rr20k89 11 28 microstrip microstrip NOUN z890rr20k89 11 29 line line NOUN z890rr20k89 11 30 structure structure NOUN z890rr20k89 11 31 has have AUX z890rr20k89 11 32 been be AUX z890rr20k89 11 33 experimentally experimentally ADV z890rr20k89 11 34 demonstrated demonstrate VERB z890rr20k89 11 35 , , PUNCT z890rr20k89 11 36 with with ADP z890rr20k89 11 37 its its PRON z890rr20k89 11 38 design design NOUN z890rr20k89 11 39 , , PUNCT z890rr20k89 11 40 simulation simulation NOUN z890rr20k89 11 41 , , PUNCT z890rr20k89 11 42 fabrication fabrication NOUN z890rr20k89 11 43 , , PUNCT z890rr20k89 11 44 and and CCONJ z890rr20k89 11 45 characterization characterization NOUN z890rr20k89 11 46 presented present VERB z890rr20k89 11 47 and and CCONJ z890rr20k89 11 48 discussed discuss VERB z890rr20k89 11 49 in in ADP z890rr20k89 11 50 details detail NOUN z890rr20k89 11 51 . . PUNCT z890rr20k89 12 1 in in ADP z890rr20k89 12 2 addition addition NOUN z890rr20k89 12 3 , , PUNCT z890rr20k89 12 4 on on ADP z890rr20k89 12 5 the the DET z890rr20k89 12 6 basis basis NOUN z890rr20k89 12 7 of of ADP z890rr20k89 12 8 the the DET z890rr20k89 12 9 microwave microwave NOUN z890rr20k89 12 10 demonstration demonstration NOUN z890rr20k89 12 11 , , PUNCT z890rr20k89 12 12 two two NUM z890rr20k89 12 13 optically optically ADV z890rr20k89 12 14 controlled control VERB z890rr20k89 12 15 reconfigurable reconfigurable NOUN z890rr20k89 12 16 thz thz PROPN z890rr20k89 12 17 waveguide waveguide NOUN z890rr20k89 12 18 filters filter NOUN z890rr20k89 12 19 based base VERB z890rr20k89 12 20 on on ADP z890rr20k89 12 21 photogeneration photogeneration NOUN z890rr20k89 12 22 of of ADP z890rr20k89 12 23 ebg ebg PROPN z890rr20k89 12 24 structures structure NOUN z890rr20k89 12 25 have have AUX z890rr20k89 12 26 been be AUX z890rr20k89 12 27 designed design VERB z890rr20k89 12 28 and and CCONJ z890rr20k89 12 29 simulated simulate VERB z890rr20k89 12 30 at at ADP z890rr20k89 12 31 wr-5.1 wr-5.1 NOUN z890rr20k89 12 32 band band NOUN z890rr20k89 12 33 . . PUNCT z890rr20k89 13 1 the the DET z890rr20k89 13 2 first first ADJ z890rr20k89 13 3 design design NOUN z890rr20k89 13 4 features feature VERB z890rr20k89 13 5 a a DET z890rr20k89 13 6 pre pre ADJ z890rr20k89 13 7 - - ADJ z890rr20k89 13 8 patterned patterned ADJ z890rr20k89 13 9 ebg ebg PROPN z890rr20k89 13 10 ground ground NOUN z890rr20k89 13 11 , , PUNCT z890rr20k89 13 12 and and CCONJ z890rr20k89 13 13 the the DET z890rr20k89 13 14 functionality functionality NOUN z890rr20k89 13 15 of of ADP z890rr20k89 13 16 the the DET z890rr20k89 13 17 component component NOUN z890rr20k89 13 18 can can AUX z890rr20k89 13 19 be be AUX z890rr20k89 13 20 reconfigured reconfigure VERB z890rr20k89 13 21 between between ADP z890rr20k89 13 22 a a DET z890rr20k89 13 23 bsf bsf NOUN z890rr20k89 13 24 with with ADP z890rr20k89 13 25 a a DET z890rr20k89 13 26 center center NOUN z890rr20k89 13 27 frequency frequency NOUN z890rr20k89 13 28 at at ADP z890rr20k89 13 29 175 175 NUM z890rr20k89 13 30 ghz ghz NOUN z890rr20k89 13 31 and and CCONJ z890rr20k89 13 32 a a DET z890rr20k89 13 33 transmission transmission NOUN z890rr20k89 13 34 line line NOUN z890rr20k89 13 35 . . PUNCT z890rr20k89 14 1 the the DET z890rr20k89 14 2 second second ADJ z890rr20k89 14 3 design design NOUN z890rr20k89 14 4 features feature VERB z890rr20k89 14 5 an an DET z890rr20k89 14 6 increased increase VERB z890rr20k89 14 7 level level NOUN z890rr20k89 14 8 of of ADP z890rr20k89 14 9 tunability tunability NOUN z890rr20k89 14 10 and and CCONJ z890rr20k89 14 11 reconfigurability reconfigurability NOUN z890rr20k89 14 12 at at ADP z890rr20k89 14 13 thz thz PROPN z890rr20k89 14 14 frequencies frequency NOUN z890rr20k89 14 15 by by ADP z890rr20k89 14 16 employing employ VERB z890rr20k89 14 17 mesa mesa PROPN z890rr20k89 14 18 array array PROPN z890rr20k89 14 19 structured structure VERB z890rr20k89 14 20 ground ground NOUN z890rr20k89 14 21 planes plane NOUN z890rr20k89 14 22 , , PUNCT z890rr20k89 14 23 showing show VERB z890rr20k89 14 24 a a DET z890rr20k89 14 25 wide wide ADJ z890rr20k89 14 26 center center NOUN z890rr20k89 14 27 frequency frequency NOUN z890rr20k89 14 28 tunable tunable ADJ z890rr20k89 14 29 range range NOUN z890rr20k89 14 30 from from ADP z890rr20k89 14 31 166 166 NUM z890rr20k89 14 32 - - SYM z890rr20k89 14 33 200 200 NUM z890rr20k89 14 34 ghz ghz NOUN z890rr20k89 14 35 and and CCONJ z890rr20k89 14 36 reconfigurable reconfigurable NOUN z890rr20k89 14 37 stop stop VERB z890rr20k89 14 38 - - PUNCT z890rr20k89 14 39 band band NOUN z890rr20k89 14 40 rejection rejection NOUN z890rr20k89 14 41 and and CCONJ z890rr20k89 14 42 bandwidth bandwidth ADJ z890rr20k89 14 43 . . PUNCT z890rr20k89 15 1 mesa mesa PROPN z890rr20k89 15 2 arrays array NOUN z890rr20k89 15 3 have have AUX z890rr20k89 15 4 been be AUX z890rr20k89 15 5 designed design VERB z890rr20k89 15 6 and and CCONJ z890rr20k89 15 7 employed employ VERB z890rr20k89 15 8 to to PART z890rr20k89 15 9 overcome overcome VERB z890rr20k89 15 10 the the DET z890rr20k89 15 11 limited limited ADJ z890rr20k89 15 12 lateral lateral ADJ z890rr20k89 15 13 spatial spatial ADJ z890rr20k89 15 14 resolution resolution NOUN z890rr20k89 15 15 in in ADP z890rr20k89 15 16 naturally naturally ADV z890rr20k89 15 17 existing exist VERB z890rr20k89 15 18 semiconductors semiconductor NOUN z890rr20k89 15 19 for for ADP z890rr20k89 15 20 more more ADV z890rr20k89 15 21 effective effective ADJ z890rr20k89 15 22 optical optical ADJ z890rr20k89 15 23 spatial spatial ADJ z890rr20k89 15 24 modulation modulation NOUN z890rr20k89 15 25 of of ADP z890rr20k89 15 26 thz thz PROPN z890rr20k89 15 27 waves wave NOUN z890rr20k89 15 28 . . PUNCT z890rr20k89 16 1 the the DET z890rr20k89 16 2 much much ADV z890rr20k89 16 3 - - PUNCT z890rr20k89 16 4 improved improve VERB z890rr20k89 16 5 lateral lateral ADJ z890rr20k89 16 6 spatial spatial ADJ z890rr20k89 16 7 resolution resolution NOUN z890rr20k89 16 8 enabled enable VERB z890rr20k89 16 9 by by ADP z890rr20k89 16 10 the the DET z890rr20k89 16 11 mesa mesa PROPN z890rr20k89 16 12 array array PROPN z890rr20k89 16 13 structures structure NOUN z890rr20k89 16 14 allows allow VERB z890rr20k89 16 15 for for ADP z890rr20k89 16 16 the the DET z890rr20k89 16 17 implementation implementation NOUN z890rr20k89 16 18 of of ADP z890rr20k89 16 19 dynamically dynamically ADV z890rr20k89 16 20 reconfigurable reconfigurable NOUN z890rr20k89 16 21 thz thz NOUN z890rr20k89 16 22 waveguide waveguide NOUN z890rr20k89 16 23 filters filter NOUN z890rr20k89 16 24 for for ADP z890rr20k89 16 25 a a DET z890rr20k89 16 26 wide wide ADJ z890rr20k89 16 27 range range NOUN z890rr20k89 16 28 of of ADP z890rr20k89 16 29 applications application NOUN z890rr20k89 16 30 including include VERB z890rr20k89 16 31 constructing construct VERB z890rr20k89 16 32 advanced advanced ADJ z890rr20k89 16 33 thz thz PROPN z890rr20k89 16 34 sensing sensing NOUN z890rr20k89 16 35 , , PUNCT z890rr20k89 16 36 imaging imaging NOUN z890rr20k89 16 37 , , PUNCT z890rr20k89 16 38 and and CCONJ z890rr20k89 16 39 communication communication NOUN z890rr20k89 16 40 systems.finally systems.finally ADV z890rr20k89 16 41 , , PUNCT z890rr20k89 16 42 on on ADP z890rr20k89 16 43 the the DET z890rr20k89 16 44 basis basis NOUN z890rr20k89 16 45 of of ADP z890rr20k89 16 46 the the DET z890rr20k89 16 47 accomplishments accomplishment NOUN z890rr20k89 16 48 in in ADP z890rr20k89 16 49 this this DET z890rr20k89 16 50 thesis thesis NOUN z890rr20k89 16 51 , , PUNCT z890rr20k89 16 52 future future ADJ z890rr20k89 16 53 research research NOUN z890rr20k89 16 54 directions direction NOUN z890rr20k89 16 55 including include VERB z890rr20k89 16 56 the the DET z890rr20k89 16 57 development development NOUN z890rr20k89 16 58 of of ADP z890rr20k89 16 59 optically optically ADV z890rr20k89 16 60 controlled control VERB z890rr20k89 16 61 integrated integrated ADJ z890rr20k89 16 62 rf rf NOUN z890rr20k89 16 63 switches switch NOUN z890rr20k89 16 64 for for ADP z890rr20k89 16 65 the the DET z890rr20k89 16 66 implementation implementation NOUN z890rr20k89 16 67 of of ADP z890rr20k89 16 68 more more ADV z890rr20k89 16 69 advanced advanced ADJ z890rr20k89 16 70 tunable tunable ADJ z890rr20k89 16 71 and and CCONJ z890rr20k89 16 72 reconfigurable reconfigurable NOUN z890rr20k89 16 73 thz thz NOUN z890rr20k89 16 74 waveguide waveguide NOUN z890rr20k89 16 75 circuits circuit NOUN z890rr20k89 16 76 and and CCONJ z890rr20k89 16 77 photo photo ADV z890rr20k89 16 78 - - PUNCT z890rr20k89 16 79 induced induce VERB z890rr20k89 16 80 substrate substrate NOUN z890rr20k89 16 81 integrated integrate VERB z890rr20k89 16 82 waveguides waveguide NOUN z890rr20k89 16 83 with with ADP z890rr20k89 16 84 the the DET z890rr20k89 16 85 potential potential NOUN z890rr20k89 16 86 for for ADP z890rr20k89 16 87 realizing realize VERB z890rr20k89 16 88 universally universally ADV z890rr20k89 16 89 programmable programmable ADJ z890rr20k89 16 90 thz thz ADJ z890rr20k89 16 91 passive passive ADJ z890rr20k89 16 92 circuits circuit NOUN z890rr20k89 16 93 have have AUX z890rr20k89 16 94 been be AUX z890rr20k89 16 95 envisioned envision VERB z890rr20k89 16 96 and and CCONJ z890rr20k89 16 97 briefly briefly ADV z890rr20k89 16 98 discussed discuss VERB z890rr20k89 16 99 . . PUNCT