id sid tid token lemma pos r781wd39k10 1 1 to to PART r781wd39k10 1 2 meet meet VERB r781wd39k10 1 3 their their PRON r781wd39k10 1 4 potential potential NOUN r781wd39k10 1 5 for for ADP r781wd39k10 1 6 abundant abundant ADJ r781wd39k10 1 7 , , PUNCT r781wd39k10 1 8 cost cost NOUN r781wd39k10 1 9 - - PUNCT r781wd39k10 1 10 effective effective ADJ r781wd39k10 1 11 renewable renewable ADJ r781wd39k10 1 12 energy energy NOUN r781wd39k10 1 13 production production NOUN r781wd39k10 1 14 , , PUNCT r781wd39k10 1 15 photovoltaics photovoltaic NOUN r781wd39k10 1 16 must must AUX r781wd39k10 1 17 be be AUX r781wd39k10 1 18 developed develop VERB r781wd39k10 1 19 which which PRON r781wd39k10 1 20 are be AUX r781wd39k10 1 21 simultaneously simultaneously ADV r781wd39k10 1 22 higher high ADJ r781wd39k10 1 23 efficiency efficiency NOUN r781wd39k10 1 24 and and CCONJ r781wd39k10 1 25 lower low ADJ r781wd39k10 1 26 cost cost NOUN r781wd39k10 1 27 . . PUNCT r781wd39k10 2 1 the the DET r781wd39k10 2 2 rise rise NOUN r781wd39k10 2 3 of of ADP r781wd39k10 2 4 nanotechnology nanotechnology NOUN r781wd39k10 2 5 has have AUX r781wd39k10 2 6 enabled enable VERB r781wd39k10 2 7 the the DET r781wd39k10 2 8 design design NOUN r781wd39k10 2 9 of of ADP r781wd39k10 2 10 new new ADJ r781wd39k10 2 11 classes class NOUN r781wd39k10 2 12 of of ADP r781wd39k10 2 13 solar solar ADJ r781wd39k10 2 14 cells cell NOUN r781wd39k10 2 15 , , PUNCT r781wd39k10 2 16 such such ADJ r781wd39k10 2 17 as as ADP r781wd39k10 2 18 extremely extremely ADV r781wd39k10 2 19 thin thin ADJ r781wd39k10 2 20 absorber absorber NOUN r781wd39k10 2 21 ( ( PUNCT r781wd39k10 2 22 eta eta PROPN r781wd39k10 2 23 ) ) PUNCT r781wd39k10 2 24 and and CCONJ r781wd39k10 2 25 perovskite perovskite ADJ r781wd39k10 2 26 solar solar ADJ r781wd39k10 2 27 cells cell NOUN r781wd39k10 2 28 , , PUNCT r781wd39k10 2 29 which which PRON r781wd39k10 2 30 could could AUX r781wd39k10 2 31 ultimately ultimately ADV r781wd39k10 2 32 meet meet VERB r781wd39k10 2 33 this this DET r781wd39k10 2 34 goal goal NOUN r781wd39k10 2 35 . . PUNCT r781wd39k10 3 1 this this DET r781wd39k10 3 2 dissertation dissertation NOUN r781wd39k10 3 3 describes describe VERB r781wd39k10 3 4 progress progress NOUN r781wd39k10 3 5 in in ADP r781wd39k10 3 6 the the DET r781wd39k10 3 7 fundamental fundamental ADJ r781wd39k10 3 8 understanding understanding NOUN r781wd39k10 3 9 of of ADP r781wd39k10 3 10 charge charge NOUN r781wd39k10 3 11 transfer transfer NOUN r781wd39k10 3 12 processes process NOUN r781wd39k10 3 13 in in ADP r781wd39k10 3 14 sb2s3 sb2s3 PUNCT r781wd39k10 3 15 eta eta PROPN r781wd39k10 3 16 solar solar ADJ r781wd39k10 3 17 cells cell NOUN r781wd39k10 3 18 , , PUNCT r781wd39k10 3 19 and and CCONJ r781wd39k10 3 20 improving improve VERB r781wd39k10 3 21 the the DET r781wd39k10 3 22 stability stability NOUN r781wd39k10 3 23 of of ADP r781wd39k10 3 24 ch3nh3pbi3 ch3nh3pbi3 PROPN r781wd39k10 3 25 perovskite perovskite ADJ r781wd39k10 3 26 solar solar ADJ r781wd39k10 3 27 cells cell NOUN r781wd39k10 3 28 . . PUNCT r781wd39k10 4 1 eta eta PROPN r781wd39k10 4 2 solar solar ADJ r781wd39k10 4 3 cells cell NOUN r781wd39k10 4 4 have have VERB r781wd39k10 4 5 the the DET r781wd39k10 4 6 distinct distinct ADJ r781wd39k10 4 7 advantage advantage NOUN r781wd39k10 4 8 of of ADP r781wd39k10 4 9 very very ADV r781wd39k10 4 10 thin thin ADJ r781wd39k10 4 11 absorber absorber NOUN r781wd39k10 4 12 layers layer NOUN r781wd39k10 4 13 which which PRON r781wd39k10 4 14 facilitate facilitate VERB r781wd39k10 4 15 efficient efficient ADJ r781wd39k10 4 16 charge charge NOUN r781wd39k10 4 17 extraction extraction NOUN r781wd39k10 4 18 in in ADP r781wd39k10 4 19 materials material NOUN r781wd39k10 4 20 with with ADP r781wd39k10 4 21 relatively relatively ADV r781wd39k10 4 22 low low ADJ r781wd39k10 4 23 minority minority NOUN r781wd39k10 4 24 carrier carrier NOUN r781wd39k10 4 25 diffusion diffusion NOUN r781wd39k10 4 26 lengths length NOUN r781wd39k10 4 27 . . PUNCT r781wd39k10 5 1 femtosecond femtosecond ADJ r781wd39k10 5 2 transient transient ADJ r781wd39k10 5 3 absorption absorption NOUN r781wd39k10 5 4 spectroscopy spectroscopy NOUN r781wd39k10 5 5 was be AUX r781wd39k10 5 6 employed employ VERB r781wd39k10 5 7 to to PART r781wd39k10 5 8 track track VERB r781wd39k10 5 9 minority minority NOUN r781wd39k10 5 10 carrier carrier NOUN r781wd39k10 5 11 ( ( PUNCT r781wd39k10 5 12 hole hole NOUN r781wd39k10 5 13 ) ) PUNCT r781wd39k10 5 14 behavior behavior NOUN r781wd39k10 5 15 in in ADP r781wd39k10 5 16 sb2s3 sb2s3 AUX r781wd39k10 5 17 eta eta PROPN r781wd39k10 5 18 solar solar ADJ r781wd39k10 5 19 cells cell NOUN r781wd39k10 5 20 . . PUNCT r781wd39k10 6 1 hole hole NOUN r781wd39k10 6 2 transfer transfer NOUN r781wd39k10 6 3 out out ADP r781wd39k10 6 4 of of ADP r781wd39k10 6 5 sb2s3 sb2s3 PROPN r781wd39k10 6 6 is be AUX r781wd39k10 6 7 found find VERB r781wd39k10 6 8 to to PART r781wd39k10 6 9 be be AUX r781wd39k10 6 10 strongly strongly ADV r781wd39k10 6 11 dependent dependent ADJ r781wd39k10 6 12 on on ADP r781wd39k10 6 13 sb2s3 sb2s3 PROPN r781wd39k10 6 14 thickness thickness PROPN r781wd39k10 6 15 , , PUNCT r781wd39k10 6 16 therefore therefore ADV r781wd39k10 6 17 we we PRON r781wd39k10 6 18 develop develop VERB r781wd39k10 6 19 a a DET r781wd39k10 6 20 model model NOUN r781wd39k10 6 21 which which PRON r781wd39k10 6 22 allows allow VERB r781wd39k10 6 23 for for ADP r781wd39k10 6 24 the the DET r781wd39k10 6 25 comprehensive comprehensive ADJ r781wd39k10 6 26 exploration exploration NOUN r781wd39k10 6 27 of of ADP r781wd39k10 6 28 the the DET r781wd39k10 6 29 mechanism mechanism NOUN r781wd39k10 6 30 of of ADP r781wd39k10 6 31 hole hole NOUN r781wd39k10 6 32 transfer transfer NOUN r781wd39k10 6 33 and and CCONJ r781wd39k10 6 34 the the DET r781wd39k10 6 35 elucidation elucidation NOUN r781wd39k10 6 36 of of ADP r781wd39k10 6 37 the the DET r781wd39k10 6 38 rate rate NOUN r781wd39k10 6 39 limiting limit VERB r781wd39k10 6 40 step step NOUN r781wd39k10 6 41 . . PUNCT r781wd39k10 7 1 the the DET r781wd39k10 7 2 broader broad ADJ r781wd39k10 7 3 implications implication NOUN r781wd39k10 7 4 of of ADP r781wd39k10 7 5 these these DET r781wd39k10 7 6 results result NOUN r781wd39k10 7 7 on on ADP r781wd39k10 7 8 photovoltaic photovoltaic ADJ r781wd39k10 7 9 performance performance NOUN r781wd39k10 7 10 are be AUX r781wd39k10 7 11 explored explore VERB r781wd39k10 7 12 through through ADP r781wd39k10 7 13 measurements measurement NOUN r781wd39k10 7 14 on on ADP r781wd39k10 7 15 tio2 tio2 PROPN r781wd39k10 7 16 / / SYM r781wd39k10 7 17 sb2s3 sb2s3 NOUN r781wd39k10 7 18 / / SYM r781wd39k10 7 19 cuscn cuscn NOUN r781wd39k10 7 20 solar solar ADJ r781wd39k10 7 21 cells cell NOUN r781wd39k10 7 22 . . PUNCT r781wd39k10 8 1 solar solar ADJ r781wd39k10 8 2 cells cell NOUN r781wd39k10 8 3 employing employ VERB r781wd39k10 8 4 the the DET r781wd39k10 8 5 hybrid hybrid ADJ r781wd39k10 8 6 perovskite perovskite NOUN r781wd39k10 8 7 material material NOUN r781wd39k10 8 8 ch3nh3pbi3 ch3nh3pbi3 PROPN r781wd39k10 8 9 have have AUX r781wd39k10 8 10 recently recently ADV r781wd39k10 8 11 risen rise VERB r781wd39k10 8 12 to to ADP r781wd39k10 8 13 the the DET r781wd39k10 8 14 forefront forefront NOUN r781wd39k10 8 15 due due ADP r781wd39k10 8 16 to to ADP r781wd39k10 8 17 their their PRON r781wd39k10 8 18 unparalleled unparalleled ADJ r781wd39k10 8 19 rise rise NOUN r781wd39k10 8 20 in in ADP r781wd39k10 8 21 power power NOUN r781wd39k10 8 22 conversion conversion NOUN r781wd39k10 8 23 efficiency efficiency NOUN r781wd39k10 8 24 . . PUNCT r781wd39k10 9 1 nonetheless nonetheless ADV r781wd39k10 9 2 , , PUNCT r781wd39k10 9 3 the the DET r781wd39k10 9 4 so so ADV r781wd39k10 9 5 - - PUNCT r781wd39k10 9 6 called call VERB r781wd39k10 9 7 perovskite perovskite ADJ r781wd39k10 9 8 solar solar ADJ r781wd39k10 9 9 cells cell NOUN r781wd39k10 9 10 have have VERB r781wd39k10 9 11 substantial substantial ADJ r781wd39k10 9 12 hurdles hurdle NOUN r781wd39k10 9 13 to to PART r781wd39k10 9 14 overcome overcome VERB r781wd39k10 9 15 on on ADP r781wd39k10 9 16 the the DET r781wd39k10 9 17 road road NOUN r781wd39k10 9 18 to to ADP r781wd39k10 9 19 commercialization commercialization NOUN r781wd39k10 9 20 . . PUNCT r781wd39k10 10 1 two two NUM r781wd39k10 10 2 issues issue NOUN r781wd39k10 10 3 which which PRON r781wd39k10 10 4 have have AUX r781wd39k10 10 5 risen rise VERB r781wd39k10 10 6 to to ADP r781wd39k10 10 7 the the DET r781wd39k10 10 8 forefront forefront NOUN r781wd39k10 10 9 are be AUX r781wd39k10 10 10 the the DET r781wd39k10 10 11 cost cost NOUN r781wd39k10 10 12 and and CCONJ r781wd39k10 10 13 stability stability NOUN r781wd39k10 10 14 of of ADP r781wd39k10 10 15 the the DET r781wd39k10 10 16 hole hole NOUN r781wd39k10 10 17 transport transport NOUN r781wd39k10 10 18 material material NOUN r781wd39k10 10 19 ( ( PUNCT r781wd39k10 10 20 htm htm PROPN r781wd39k10 10 21 ) ) PUNCT r781wd39k10 10 22 and and CCONJ r781wd39k10 10 23 the the DET r781wd39k10 10 24 stability stability NOUN r781wd39k10 10 25 of of ADP r781wd39k10 10 26 ch3nh3pbi3 ch3nh3pbi3 PROPN r781wd39k10 10 27 when when SCONJ r781wd39k10 10 28 exposed expose VERB r781wd39k10 10 29 to to ADP r781wd39k10 10 30 moisture moisture NOUN r781wd39k10 10 31 . . PUNCT r781wd39k10 11 1 we we PRON r781wd39k10 11 2 demonstrate demonstrate VERB r781wd39k10 11 3 that that SCONJ r781wd39k10 11 4 cui cui PROPN r781wd39k10 11 5 , , PUNCT r781wd39k10 11 6 an an DET r781wd39k10 11 7 inorganic inorganic ADJ r781wd39k10 11 8 htm htm NOUN r781wd39k10 11 9 with with ADP r781wd39k10 11 10 dramatically dramatically ADV r781wd39k10 11 11 lower low ADJ r781wd39k10 11 12 cost cost NOUN r781wd39k10 11 13 than than ADP r781wd39k10 11 14 typical typical ADJ r781wd39k10 11 15 organic organic ADJ r781wd39k10 11 16 htms htms NOUN r781wd39k10 11 17 , , PUNCT r781wd39k10 11 18 shows show VERB r781wd39k10 11 19 promising promise VERB r781wd39k10 11 20 stability stability NOUN r781wd39k10 11 21 , , PUNCT r781wd39k10 11 22 displays display VERB r781wd39k10 11 23 two two NUM r781wd39k10 11 24 orders order NOUN r781wd39k10 11 25 of of ADP r781wd39k10 11 26 magnitude magnitude NOUN r781wd39k10 11 27 higher high ADJ r781wd39k10 11 28 p p NOUN r781wd39k10 11 29 - - PUNCT r781wd39k10 11 30 type type NOUN r781wd39k10 11 31 conductivity conductivity NOUN r781wd39k10 11 32 , , PUNCT r781wd39k10 11 33 and and CCONJ r781wd39k10 11 34 reaches reach VERB r781wd39k10 11 35 75 75 NUM r781wd39k10 11 36 % % NOUN r781wd39k10 11 37 of of ADP r781wd39k10 11 38 the the DET r781wd39k10 11 39 performance performance NOUN r781wd39k10 11 40 of of ADP r781wd39k10 11 41 comparable comparable ADJ r781wd39k10 11 42 devices device NOUN r781wd39k10 11 43 featuring feature VERB r781wd39k10 11 44 a a DET r781wd39k10 11 45 typical typical ADJ r781wd39k10 11 46 organic organic ADJ r781wd39k10 11 47 htm htm PROPN r781wd39k10 11 48 . . PUNCT r781wd39k10 12 1 lastly lastly ADV r781wd39k10 12 2 , , PUNCT r781wd39k10 12 3 we we PRON r781wd39k10 12 4 systematically systematically ADV r781wd39k10 12 5 explore explore VERB r781wd39k10 12 6 the the DET r781wd39k10 12 7 degradation degradation NOUN r781wd39k10 12 8 of of ADP r781wd39k10 12 9 ch3nh3pbi3 ch3nh3pbi3 PROPN r781wd39k10 12 10 in in ADP r781wd39k10 12 11 the the DET r781wd39k10 12 12 presence presence NOUN r781wd39k10 12 13 of of ADP r781wd39k10 12 14 atmospheric atmospheric ADJ r781wd39k10 12 15 moisture moisture NOUN r781wd39k10 12 16 . . PUNCT r781wd39k10 13 1 it it PRON r781wd39k10 13 2 is be AUX r781wd39k10 13 3 shown show VERB r781wd39k10 13 4 that that SCONJ r781wd39k10 13 5 h2o h2o PRON r781wd39k10 13 6 is be AUX r781wd39k10 13 7 able able ADJ r781wd39k10 13 8 to to PART r781wd39k10 13 9 complex complex VERB r781wd39k10 13 10 with with ADP r781wd39k10 13 11 ch3nh3pbi3 ch3nh3pbi3 PROPN r781wd39k10 13 12 , , PUNCT r781wd39k10 13 13 forming form VERB r781wd39k10 13 14 a a DET r781wd39k10 13 15 hydrate hydrate NOUN r781wd39k10 13 16 . . PUNCT r781wd39k10 14 1 we we PRON r781wd39k10 14 2 characterize characterize VERB r781wd39k10 14 3 the the DET r781wd39k10 14 4 optical optical ADJ r781wd39k10 14 5 and and CCONJ r781wd39k10 14 6 structural structural ADJ r781wd39k10 14 7 changes change NOUN r781wd39k10 14 8 associated associate VERB r781wd39k10 14 9 with with ADP r781wd39k10 14 10 this this DET r781wd39k10 14 11 transformation transformation NOUN r781wd39k10 14 12 , , PUNCT r781wd39k10 14 13 and and CCONJ r781wd39k10 14 14 subsequently subsequently ADV r781wd39k10 14 15 study study VERB r781wd39k10 14 16 the the DET r781wd39k10 14 17 deleterious deleterious ADJ r781wd39k10 14 18 effects effect NOUN r781wd39k10 14 19 of of ADP r781wd39k10 14 20 moisture moisture NOUN r781wd39k10 14 21 on on ADP r781wd39k10 14 22 photovoltaic photovoltaic ADJ r781wd39k10 14 23 performance performance NOUN r781wd39k10 14 24 in in ADP r781wd39k10 14 25 light light NOUN r781wd39k10 14 26 on on ADP r781wd39k10 14 27 these these DET r781wd39k10 14 28 spectroscopic spectroscopic ADJ r781wd39k10 14 29 understandings understanding NOUN r781wd39k10 14 30 in in ADP r781wd39k10 14 31 order order NOUN r781wd39k10 14 32 to to PART r781wd39k10 14 33 elucidate elucidate VERB r781wd39k10 14 34 the the DET r781wd39k10 14 35 mechanism mechanism NOUN r781wd39k10 14 36 of of ADP r781wd39k10 14 37 degradation degradation NOUN r781wd39k10 14 38 . . PUNCT