id sid tid token lemma pos 0v838052b06 1 1 gan gan PROPN 0v838052b06 1 2 based base VERB 0v838052b06 1 3 devices device NOUN 0v838052b06 1 4 are be AUX 0v838052b06 1 5 ideal ideal ADJ 0v838052b06 1 6 for for ADP 0v838052b06 1 7 high high ADJ 0v838052b06 1 8 frequency frequency NOUN 0v838052b06 1 9 and and CCONJ 0v838052b06 1 10 high high ADJ 0v838052b06 1 11 power power NOUN 0v838052b06 1 12 applications application NOUN 0v838052b06 1 13 due due ADJ 0v838052b06 1 14 to to ADP 0v838052b06 1 15 gan gan PROPN 0v838052b06 1 16 's 's PART 0v838052b06 1 17 wide wide ADJ 0v838052b06 1 18 bandgap bandgap NOUN 0v838052b06 1 19 and and CCONJ 0v838052b06 1 20 high high ADJ 0v838052b06 1 21 electron electron NOUN 0v838052b06 1 22 saturation saturation NOUN 0v838052b06 1 23 velocity velocity NOUN 0v838052b06 1 24 , , PUNCT 0v838052b06 1 25 and and CCONJ 0v838052b06 1 26 the the DET 0v838052b06 1 27 ability ability NOUN 0v838052b06 1 28 to to PART 0v838052b06 1 29 take take VERB 0v838052b06 1 30 advantage advantage NOUN 0v838052b06 1 31 of of ADP 0v838052b06 1 32 polarization polarization NOUN 0v838052b06 1 33 in in ADP 0v838052b06 1 34 heterostructures heterostructure NOUN 0v838052b06 1 35 . . PUNCT 0v838052b06 2 1 to to PART 0v838052b06 2 2 further far ADV 0v838052b06 2 3 enhance enhance VERB 0v838052b06 2 4 the the DET 0v838052b06 2 5 capabilities capability NOUN 0v838052b06 2 6 of of ADP 0v838052b06 2 7 gan gan PROPN 0v838052b06 2 8 - - PUNCT 0v838052b06 2 9 based base VERB 0v838052b06 2 10 electronics electronic NOUN 0v838052b06 2 11 , , PUNCT 0v838052b06 2 12 work work VERB 0v838052b06 2 13 in in ADP 0v838052b06 2 14 two two NUM 0v838052b06 2 15 main main ADJ 0v838052b06 2 16 directions direction NOUN 0v838052b06 2 17 has have AUX 0v838052b06 2 18 been be AUX 0v838052b06 2 19 pursued pursue VERB 0v838052b06 2 20 : : PUNCT 0v838052b06 2 21 low low ADJ 0v838052b06 2 22 - - PUNCT 0v838052b06 2 23 loss loss NOUN 0v838052b06 2 24 interconnects interconnect NOUN 0v838052b06 2 25 for for ADP 0v838052b06 2 26 gan gin VERB 0v838052b06 2 27 - - PUNCT 0v838052b06 2 28 on on ADP 0v838052b06 2 29 - - PUNCT 0v838052b06 2 30 si si X 0v838052b06 2 31 monolithic monolithic PROPN 0v838052b06 2 32 microwave microwave NOUN 0v838052b06 2 33 integrated integrate VERB 0v838052b06 2 34 circuits circuit NOUN 0v838052b06 2 35 ( ( PUNCT 0v838052b06 2 36 mmics mmics PROPN 0v838052b06 2 37 ) ) PUNCT 0v838052b06 2 38 and and CCONJ 0v838052b06 2 39 gan gan PROPN 0v838052b06 2 40 impatt impatt PROPN 0v838052b06 2 41 diodes diode NOUN 0v838052b06 2 42 as as ADP 0v838052b06 2 43 novel novel ADJ 0v838052b06 2 44 high high ADJ 0v838052b06 2 45 power power NOUN 0v838052b06 2 46 microwave microwave NOUN 0v838052b06 2 47 and and CCONJ 0v838052b06 2 48 mm mm NOUN 0v838052b06 2 49 - - PUNCT 0v838052b06 2 50 wave wave NOUN 0v838052b06 2 51 sources.low sources.low NUM 0v838052b06 2 52 - - PUNCT 0v838052b06 2 53 loss loss NOUN 0v838052b06 2 54 interconnects interconnect NOUN 0v838052b06 2 55 are be AUX 0v838052b06 2 56 important important ADJ 0v838052b06 2 57 for for ADP 0v838052b06 2 58 maximizing maximize VERB 0v838052b06 2 59 circuit circuit NOUN 0v838052b06 2 60 performance performance NOUN 0v838052b06 2 61 in in ADP 0v838052b06 2 62 amplifiers amplifier NOUN 0v838052b06 2 63 and and CCONJ 0v838052b06 2 64 oscillators oscillator NOUN 0v838052b06 2 65 , , PUNCT 0v838052b06 2 66 but but CCONJ 0v838052b06 2 67 have have AUX 0v838052b06 2 68 proven prove VERB 0v838052b06 2 69 challenging challenging ADJ 0v838052b06 2 70 to to PART 0v838052b06 2 71 realize realize VERB 0v838052b06 2 72 in in ADP 0v838052b06 2 73 low low ADJ 0v838052b06 2 74 - - PUNCT 0v838052b06 2 75 cost cost NOUN 0v838052b06 2 76 gan gin VERB 0v838052b06 2 77 - - PUNCT 0v838052b06 2 78 on on ADP 0v838052b06 2 79 - - PUNCT 0v838052b06 2 80 si si NOUN 0v838052b06 2 81 technology technology NOUN 0v838052b06 2 82 . . PUNCT 0v838052b06 3 1 in in ADP 0v838052b06 3 2 this this DET 0v838052b06 3 3 work work NOUN 0v838052b06 3 4 , , PUNCT 0v838052b06 3 5 low low ADJ 0v838052b06 3 6 - - PUNCT 0v838052b06 3 7 loss loss NOUN 0v838052b06 3 8 coplanar coplanar NOUN 0v838052b06 3 9 waveguides waveguide VERB 0v838052b06 3 10 ( ( PUNCT 0v838052b06 3 11 cpws cpws NOUN 0v838052b06 3 12 ) ) PUNCT 0v838052b06 3 13 on on ADP 0v838052b06 3 14 algan algan PROPN 0v838052b06 3 15 / / SYM 0v838052b06 3 16 gan gan PROPN 0v838052b06 3 17 hemt hemt PROPN 0v838052b06 3 18 heterostructures heterostructure NOUN 0v838052b06 3 19 grown grow VERB 0v838052b06 3 20 on on ADP 0v838052b06 3 21 high high ADJ 0v838052b06 3 22 - - PUNCT 0v838052b06 3 23 resistivity resistivity NOUN 0v838052b06 3 24 si si NOUN 0v838052b06 3 25 substrates substrate NOUN 0v838052b06 3 26 ( ( PUNCT 0v838052b06 3 27 gan gan VERB 0v838052b06 3 28 - - PUNCT 0v838052b06 3 29 on on ADP 0v838052b06 3 30 - - PUNCT 0v838052b06 3 31 si si NOUN 0v838052b06 3 32 ) ) PUNCT 0v838052b06 3 33 are be AUX 0v838052b06 3 34 demonstrated demonstrate VERB 0v838052b06 3 35 . . PUNCT 0v838052b06 4 1 performance performance NOUN 0v838052b06 4 2 has have AUX 0v838052b06 4 3 been be AUX 0v838052b06 4 4 measured measure VERB 0v838052b06 4 5 from from ADP 0v838052b06 4 6 0.1 0.1 NUM 0v838052b06 4 7 to to PART 0v838052b06 4 8 20 20 NUM 0v838052b06 4 9 ghz ghz NOUN 0v838052b06 4 10 , , PUNCT 0v838052b06 4 11 and and CCONJ 0v838052b06 4 12 loss loss NOUN 0v838052b06 4 13 as as ADV 0v838052b06 4 14 low low ADJ 0v838052b06 4 15 as as ADP 0v838052b06 4 16 0.27 0.27 NUM 0v838052b06 4 17 db db NOUN 0v838052b06 4 18 / / SYM 0v838052b06 4 19 mm mm NOUN 0v838052b06 4 20 at at ADP 0v838052b06 4 21 20 20 NUM 0v838052b06 4 22 ghz ghz NOUN 0v838052b06 4 23 have have AUX 0v838052b06 4 24 been be AUX 0v838052b06 4 25 achieved achieve VERB 0v838052b06 4 26 . . PUNCT 0v838052b06 5 1 in in ADP 0v838052b06 5 2 addition addition NOUN 0v838052b06 5 3 , , PUNCT 0v838052b06 5 4 the the DET 0v838052b06 5 5 nonlinear nonlinear ADJ 0v838052b06 5 6 behavior behavior NOUN 0v838052b06 5 7 of of ADP 0v838052b06 5 8 the the DET 0v838052b06 5 9 cpw cpw NOUN 0v838052b06 5 10 lines line NOUN 0v838052b06 5 11 were be AUX 0v838052b06 5 12 experimentally experimentally ADV 0v838052b06 5 13 characterized characterize VERB 0v838052b06 5 14 using use VERB 0v838052b06 5 15 large large ADJ 0v838052b06 5 16 - - PUNCT 0v838052b06 5 17 signal signal NOUN 0v838052b06 5 18 measurements measurement NOUN 0v838052b06 5 19 . . PUNCT 0v838052b06 6 1 in in ADP 0v838052b06 6 2 contrast contrast NOUN 0v838052b06 6 3 to to ADP 0v838052b06 6 4 the the DET 0v838052b06 6 5 small small ADJ 0v838052b06 6 6 - - PUNCT 0v838052b06 6 7 signal signal NOUN 0v838052b06 6 8 loss loss NOUN 0v838052b06 6 9 , , PUNCT 0v838052b06 6 10 more more ADV 0v838052b06 6 11 significant significant ADJ 0v838052b06 6 12 differences difference NOUN 0v838052b06 6 13 in in ADP 0v838052b06 6 14 secondand secondand NOUN 0v838052b06 6 15 third third ADJ 0v838052b06 6 16 - - PUNCT 0v838052b06 6 17 order order NOUN 0v838052b06 6 18 nonlinearity nonlinearity NOUN 0v838052b06 6 19 , , PUNCT 0v838052b06 6 20 and and CCONJ 0v838052b06 6 21 thus thus ADV 0v838052b06 6 22 intermodulation intermodulation NOUN 0v838052b06 6 23 , , PUNCT 0v838052b06 6 24 are be AUX 0v838052b06 6 25 observed observe VERB 0v838052b06 6 26 between between ADP 0v838052b06 6 27 si si X 0v838052b06 6 28 and and CCONJ 0v838052b06 6 29 sic sic VERB 0v838052b06 6 30 substrates.impatt substrates.impatt NOUN 0v838052b06 6 31 diodes diode NOUN 0v838052b06 6 32 employ employ VERB 0v838052b06 6 33 impact impact NOUN 0v838052b06 6 34 ionization ionization NOUN 0v838052b06 6 35 and and CCONJ 0v838052b06 6 36 transit transit NOUN 0v838052b06 6 37 time time NOUN 0v838052b06 6 38 effects effect NOUN 0v838052b06 6 39 to to PART 0v838052b06 6 40 directly directly ADV 0v838052b06 6 41 generate generate VERB 0v838052b06 6 42 rf rf ADJ 0v838052b06 6 43 power power NOUN 0v838052b06 6 44 with with ADP 0v838052b06 6 45 high high ADJ 0v838052b06 6 46 efficiency efficiency NOUN 0v838052b06 6 47 . . PUNCT 0v838052b06 7 1 however however ADV 0v838052b06 7 2 , , PUNCT 0v838052b06 7 3 the the DET 0v838052b06 7 4 impact impact NOUN 0v838052b06 7 5 ionization ionization NOUN 0v838052b06 7 6 behavior behavior NOUN 0v838052b06 7 7 of of ADP 0v838052b06 7 8 gan gan PROPN 0v838052b06 7 9 is be AUX 0v838052b06 7 10 not not PART 0v838052b06 7 11 well well ADV 0v838052b06 7 12 understood understand VERB 0v838052b06 7 13 . . PUNCT 0v838052b06 8 1 in in ADP 0v838052b06 8 2 order order NOUN 0v838052b06 8 3 to to PART 0v838052b06 8 4 measure measure VERB 0v838052b06 8 5 the the DET 0v838052b06 8 6 impact impact NOUN 0v838052b06 8 7 ionization ionization NOUN 0v838052b06 8 8 rates rate NOUN 0v838052b06 8 9 of of ADP 0v838052b06 8 10 electrons electron NOUN 0v838052b06 8 11 and and CCONJ 0v838052b06 8 12 holes hole NOUN 0v838052b06 8 13 in in ADP 0v838052b06 8 14 gan gan PROPN 0v838052b06 8 15 , , PUNCT 0v838052b06 8 16 p p PROPN 0v838052b06 8 17 - - PUNCT 0v838052b06 8 18 i i NUM 0v838052b06 8 19 - - PUNCT 0v838052b06 8 20 n n NOUN 0v838052b06 8 21 avalanche avalanche NOUN 0v838052b06 8 22 diodes diode NOUN 0v838052b06 8 23 grown grow VERB 0v838052b06 8 24 on on ADP 0v838052b06 8 25 native native ADJ 0v838052b06 8 26 gan gan PROPN 0v838052b06 8 27 substrates substrate NOUN 0v838052b06 8 28 have have AUX 0v838052b06 8 29 been be AUX 0v838052b06 8 30 fabricated fabricate VERB 0v838052b06 8 31 and and CCONJ 0v838052b06 8 32 characterized characterize VERB 0v838052b06 8 33 . . PUNCT 0v838052b06 9 1 by by ADP 0v838052b06 9 2 incorporating incorporate VERB 0v838052b06 9 3 a a DET 0v838052b06 9 4 pseudomorphic pseudomorphic ADJ 0v838052b06 9 5 in0.07ga0.93n in0.07ga0.93n ADJ 0v838052b06 9 6 layer layer NOUN 0v838052b06 9 7 below below ADP 0v838052b06 9 8 the the DET 0v838052b06 9 9 drift drift NOUN 0v838052b06 9 10 layer layer NOUN 0v838052b06 9 11 , , PUNCT 0v838052b06 9 12 the the DET 0v838052b06 9 13 photomultiplication photomultiplication NOUN 0v838052b06 9 14 method method NOUN 0v838052b06 9 15 was be AUX 0v838052b06 9 16 used use VERB 0v838052b06 9 17 to to PART 0v838052b06 9 18 experimentally experimentally VERB 0v838052b06 9 19 determine determine VERB 0v838052b06 9 20 the the DET 0v838052b06 9 21 impact impact NOUN 0v838052b06 9 22 ionization ionization NOUN 0v838052b06 9 23 coefficients coefficient NOUN 0v838052b06 9 24 . . PUNCT 0v838052b06 10 1 the the DET 0v838052b06 10 2 impact impact NOUN 0v838052b06 10 3 ionization ionization NOUN 0v838052b06 10 4 coefficients coefficient NOUN 0v838052b06 10 5 of of ADP 0v838052b06 10 6 electrons electron NOUN 0v838052b06 10 7 and and CCONJ 0v838052b06 10 8 holes hole NOUN 0v838052b06 10 9 are be AUX 0v838052b06 10 10 also also ADV 0v838052b06 10 11 measured measure VERB 0v838052b06 10 12 at at ADP 0v838052b06 10 13 elevated elevated ADJ 0v838052b06 10 14 temperatures temperature NOUN 0v838052b06 10 15 up up ADV 0v838052b06 10 16 to to PART 0v838052b06 10 17 498 498 NUM 0v838052b06 10 18 k. k. NOUN 0v838052b06 10 19 in in ADP 0v838052b06 10 20 addition addition NOUN 0v838052b06 10 21 , , PUNCT 0v838052b06 10 22 the the DET 0v838052b06 10 23 low low ADJ 0v838052b06 10 24 frequency frequency NOUN 0v838052b06 10 25 noise noise NOUN 0v838052b06 10 26 characteristics characteristic NOUN 0v838052b06 10 27 of of ADP 0v838052b06 10 28 these these DET 0v838052b06 10 29 devices device NOUN 0v838052b06 10 30 have have AUX 0v838052b06 10 31 been be AUX 0v838052b06 10 32 measured measure VERB 0v838052b06 10 33 under under ADP 0v838052b06 10 34 forward forward ADV 0v838052b06 10 35 and and CCONJ 0v838052b06 10 36 reverse reverse ADJ 0v838052b06 10 37 bias bias NOUN 0v838052b06 10 38 conditions condition NOUN 0v838052b06 10 39 . . PUNCT 0v838052b06 11 1 at at ADP 0v838052b06 11 2 reverse reverse ADJ 0v838052b06 11 3 biases bias NOUN 0v838052b06 11 4 in in ADP 0v838052b06 11 5 the the DET 0v838052b06 11 6 avalanche avalanche NOUN 0v838052b06 11 7 regime regime NOUN 0v838052b06 11 8 , , PUNCT 0v838052b06 11 9 the the DET 0v838052b06 11 10 multiplication multiplication NOUN 0v838052b06 11 11 noise noise NOUN 0v838052b06 11 12 overwhelms overwhelm VERB 0v838052b06 11 13 the the DET 0v838052b06 11 14 1 1 NUM 0v838052b06 11 15 / / SYM 0v838052b06 11 16 f f NOUN 0v838052b06 11 17 noise noise NOUN 0v838052b06 11 18 , , PUNCT 0v838052b06 11 19 resulting result VERB 0v838052b06 11 20 in in ADP 0v838052b06 11 21 a a DET 0v838052b06 11 22 white white ADJ 0v838052b06 11 23 noise noise NOUN 0v838052b06 11 24 spectrum spectrum NOUN 0v838052b06 11 25 . . PUNCT 0v838052b06 12 1 the the DET 0v838052b06 12 2 impact impact NOUN 0v838052b06 12 3 ionization ionization NOUN 0v838052b06 12 4 ratio ratio NOUN 0v838052b06 12 5 extracted extract VERB 0v838052b06 12 6 from from ADP 0v838052b06 12 7 multiplication multiplication NOUN 0v838052b06 12 8 noise noise NOUN 0v838052b06 12 9 is be AUX 0v838052b06 12 10 consistent consistent ADJ 0v838052b06 12 11 with with ADP 0v838052b06 12 12 impact impact NOUN 0v838052b06 12 13 ionization ionization NOUN 0v838052b06 12 14 coefficients coefficient NOUN 0v838052b06 12 15 obtained obtain VERB 0v838052b06 12 16 using use VERB 0v838052b06 12 17 the the DET 0v838052b06 12 18 photomultiplication photomultiplication NOUN 0v838052b06 12 19 method.in method.in NUM 0v838052b06 12 20 addition addition NOUN 0v838052b06 12 21 , , PUNCT 0v838052b06 12 22 the the DET 0v838052b06 12 23 dc dc PROPN 0v838052b06 12 24 and and CCONJ 0v838052b06 12 25 rf rf PROPN 0v838052b06 12 26 performance performance NOUN 0v838052b06 12 27 of of ADP 0v838052b06 12 28 a a DET 0v838052b06 12 29 gan gan PROPN 0v838052b06 12 30 impatt impatt PROPN 0v838052b06 12 31 diode diode NOUN 0v838052b06 12 32 operating operate VERB 0v838052b06 12 33 at at ADP 0v838052b06 12 34 w w NOUN 0v838052b06 12 35 - - NOUN 0v838052b06 12 36 band band NOUN 0v838052b06 12 37 is be AUX 0v838052b06 12 38 simulated simulate VERB 0v838052b06 12 39 using use VERB 0v838052b06 12 40 tcad tcad ADJ 0v838052b06 12 41 sentaurus sentaurus PROPN 0v838052b06 12 42 . . PUNCT 0v838052b06 13 1 numerical numerical PROPN 0v838052b06 13 2 simulation simulation PROPN 0v838052b06 13 3 results result NOUN 0v838052b06 13 4 demonstrate demonstrate VERB 0v838052b06 13 5 that that SCONJ 0v838052b06 13 6 the the DET 0v838052b06 13 7 impatt impatt PROPN 0v838052b06 13 8 diode diode NOUN 0v838052b06 13 9 is be AUX 0v838052b06 13 10 capable capable ADJ 0v838052b06 13 11 of of ADP 0v838052b06 13 12 generating generate VERB 0v838052b06 13 13 rf rf PROPN 0v838052b06 13 14 power power NOUN 0v838052b06 13 15 larger large ADJ 0v838052b06 13 16 than than ADP 0v838052b06 13 17 1 1 NUM 0v838052b06 13 18 mw mw NOUN 0v838052b06 13 19 / / SYM 0v838052b06 13 20 cm2 cm2 NOUN 0v838052b06 13 21 from from ADP 0v838052b06 13 22 80 80 NUM 0v838052b06 13 23 ghz ghz NOUN 0v838052b06 13 24 to to ADP 0v838052b06 13 25 120 120 NUM 0v838052b06 13 26 ghz ghz NOUN 0v838052b06 13 27 with with ADP 0v838052b06 13 28 an an DET 0v838052b06 13 29 efficiency efficiency NOUN 0v838052b06 13 30 larger large ADJ 0v838052b06 13 31 than than ADP 0v838052b06 13 32 18 18 NUM 0v838052b06 13 33 % % NOUN 0v838052b06 13 34 over over ADP 0v838052b06 13 35 w w NOUN 0v838052b06 13 36 - - NOUN 0v838052b06 13 37 band band NOUN 0v838052b06 13 38 . . PUNCT 0v838052b06 14 1 first first ADJ 0v838052b06 14 2 and and CCONJ 0v838052b06 14 3 second second ADJ 0v838052b06 14 4 generation generation NOUN 0v838052b06 14 5 gan gan PROPN 0v838052b06 14 6 impatt impatt PROPN 0v838052b06 14 7 diodes diode NOUN 0v838052b06 14 8 grown grow VERB 0v838052b06 14 9 on on ADP 0v838052b06 14 10 bulk bulk ADJ 0v838052b06 14 11 gan gan PROPN 0v838052b06 14 12 substrates substrate NOUN 0v838052b06 14 13 have have AUX 0v838052b06 14 14 been be AUX 0v838052b06 14 15 fabricated fabricate VERB 0v838052b06 14 16 and and CCONJ 0v838052b06 14 17 characterized characterize VERB 0v838052b06 14 18 . . PUNCT 0v838052b06 15 1 two two NUM 0v838052b06 15 2 fabrication fabrication NOUN 0v838052b06 15 3 processes process NOUN 0v838052b06 15 4 , , PUNCT 0v838052b06 15 5 based base VERB 0v838052b06 15 6 on on ADP 0v838052b06 15 7 mesa mesa NOUN 0v838052b06 15 8 etching etching NOUN 0v838052b06 15 9 and and CCONJ 0v838052b06 15 10 ion ion NOUN 0v838052b06 15 11 implantation implantation NOUN 0v838052b06 15 12 for for ADP 0v838052b06 15 13 isolation isolation NOUN 0v838052b06 15 14 , , PUNCT 0v838052b06 15 15 were be AUX 0v838052b06 15 16 developed develop VERB 0v838052b06 15 17 and and CCONJ 0v838052b06 15 18 their their PRON 0v838052b06 15 19 influence influence NOUN 0v838052b06 15 20 on on ADP 0v838052b06 15 21 the the DET 0v838052b06 15 22 diode diode NOUN 0v838052b06 15 23 's 's PART 0v838052b06 15 24 forward forward ADV 0v838052b06 15 25 and and CCONJ 0v838052b06 15 26 reverse reverse VERB 0v838052b06 15 27 iv iv PROPN 0v838052b06 15 28 characteristic characteristic NOUN 0v838052b06 15 29 were be AUX 0v838052b06 15 30 compared compare VERB 0v838052b06 15 31 . . PUNCT 0v838052b06 16 1 the the DET 0v838052b06 16 2 1st 1st ADJ 0v838052b06 16 3 generation generation NOUN 0v838052b06 16 4 impatt impatt PROPN 0v838052b06 16 5 diodes diode NOUN 0v838052b06 16 6 show show VERB 0v838052b06 16 7 poor poor ADJ 0v838052b06 16 8 reverse reverse ADJ 0v838052b06 16 9 - - PUNCT 0v838052b06 16 10 bias bias NOUN 0v838052b06 16 11 characteristics characteristic NOUN 0v838052b06 16 12 due due ADP 0v838052b06 16 13 to to ADP 0v838052b06 16 14 inadequate inadequate ADJ 0v838052b06 16 15 edge edge NOUN 0v838052b06 16 16 termination termination NOUN 0v838052b06 16 17 . . PUNCT 0v838052b06 17 1 compared compare VERB 0v838052b06 17 2 to to ADP 0v838052b06 17 3 the the DET 0v838052b06 17 4 1st 1st ADJ 0v838052b06 17 5 generation generation NOUN 0v838052b06 17 6 impatt impatt PROPN 0v838052b06 17 7 diode diode NOUN 0v838052b06 17 8 , , PUNCT 0v838052b06 17 9 the the DET 0v838052b06 17 10 second second ADJ 0v838052b06 17 11 generation generation NOUN 0v838052b06 17 12 impatt impatt PROPN 0v838052b06 17 13 diodes diode NOUN 0v838052b06 17 14 exhibit exhibit VERB 0v838052b06 17 15 promising promise VERB 0v838052b06 17 16 avalanche avalanche NOUN 0v838052b06 17 17 behavior behavior NOUN 0v838052b06 17 18 with with ADP 0v838052b06 17 19 improved improved ADJ 0v838052b06 17 20 edge edge NOUN 0v838052b06 17 21 termination termination NOUN 0v838052b06 17 22 methods method NOUN 0v838052b06 17 23 . . PUNCT 0v838052b06 18 1 however however ADV 0v838052b06 18 2 , , PUNCT 0v838052b06 18 3 the the DET 0v838052b06 18 4 rf rf ADJ 0v838052b06 18 5 characteristics characteristic NOUN 0v838052b06 18 6 of of ADP 0v838052b06 18 7 the the DET 0v838052b06 18 8 second second ADJ 0v838052b06 18 9 generation generation NOUN 0v838052b06 18 10 impatt impatt PROPN 0v838052b06 18 11 diodes diode NOUN 0v838052b06 18 12 do do AUX 0v838052b06 18 13 not not PART 0v838052b06 18 14 exhibit exhibit VERB 0v838052b06 18 15 negative negative ADJ 0v838052b06 18 16 conductance conductance NOUN 0v838052b06 18 17 , , PUNCT 0v838052b06 18 18 possibly possibly ADV 0v838052b06 18 19 due due ADP 0v838052b06 18 20 to to ADP 0v838052b06 18 21 large large ADJ 0v838052b06 18 22 series series NOUN 0v838052b06 18 23 resistance.in resistance.in NUM 0v838052b06 18 24 terms term NOUN 0v838052b06 18 25 of of ADP 0v838052b06 18 26 future future ADJ 0v838052b06 18 27 work work NOUN 0v838052b06 18 28 , , PUNCT 0v838052b06 18 29 the the DET 0v838052b06 18 30 demonstration demonstration NOUN 0v838052b06 18 31 of of ADP 0v838052b06 18 32 functional functional ADJ 0v838052b06 18 33 gan gan PROPN 0v838052b06 18 34 impatt impatt PROPN 0v838052b06 18 35 diodes diode NOUN 0v838052b06 18 36 and and CCONJ 0v838052b06 18 37 oscillators oscillator NOUN 0v838052b06 18 38 based base VERB 0v838052b06 18 39 on on ADP 0v838052b06 18 40 them they PRON 0v838052b06 18 41 is be AUX 0v838052b06 18 42 proposed propose VERB 0v838052b06 18 43 . . PUNCT