id sid tid token lemma pos vq27zk55530 1 1 the the DET vq27zk55530 1 2 continuous continuous ADJ vq27zk55530 1 3 increase increase NOUN vq27zk55530 1 4 in in ADP vq27zk55530 1 5 demand demand NOUN vq27zk55530 1 6 of of ADP vq27zk55530 1 7 electrical electrical ADJ vq27zk55530 1 8 energy energy NOUN vq27zk55530 1 9 has have AUX vq27zk55530 1 10 become become VERB vq27zk55530 1 11 a a DET vq27zk55530 1 12 major major ADJ vq27zk55530 1 13 concern concern NOUN vq27zk55530 1 14 for for ADP vq27zk55530 1 15 many many ADJ vq27zk55530 1 16 countries country NOUN vq27zk55530 1 17 . . PUNCT vq27zk55530 2 1 the the DET vq27zk55530 2 2 world world NOUN vq27zk55530 2 3 has have AUX vq27zk55530 2 4 seen see VERB vq27zk55530 2 5 a a DET vq27zk55530 2 6 constant constant ADJ vq27zk55530 2 7 search search NOUN vq27zk55530 2 8 for for ADP vq27zk55530 2 9 new new ADJ vq27zk55530 2 10 alternative alternative ADJ vq27zk55530 2 11 energy energy NOUN vq27zk55530 2 12 resources resource NOUN vq27zk55530 2 13 mainly mainly ADV vq27zk55530 2 14 focusing focus VERB vq27zk55530 2 15 on on ADP vq27zk55530 2 16 resources resource NOUN vq27zk55530 2 17 that that PRON vq27zk55530 2 18 are be AUX vq27zk55530 2 19 environmentally environmentally ADV vq27zk55530 2 20 friendly friendly ADJ vq27zk55530 2 21 . . PUNCT vq27zk55530 3 1 one one NUM vq27zk55530 3 2 technology technology NOUN vq27zk55530 3 3 that that PRON vq27zk55530 3 4 goes go VERB vq27zk55530 3 5 in in ADP vq27zk55530 3 6 that that DET vq27zk55530 3 7 direction direction NOUN vq27zk55530 3 8 is be AUX vq27zk55530 3 9 thermoelectrics.thermoelectrics thermoelectrics.thermoelectric NOUN vq27zk55530 3 10 can can AUX vq27zk55530 3 11 directly directly ADV vq27zk55530 3 12 convert convert VERB vq27zk55530 3 13 a a DET vq27zk55530 3 14 temperature temperature NOUN vq27zk55530 3 15 difference difference NOUN vq27zk55530 3 16 into into ADP vq27zk55530 3 17 electrical electrical ADJ vq27zk55530 3 18 current current NOUN vq27zk55530 3 19 or or CCONJ vq27zk55530 3 20 vice vice NOUN vq27zk55530 3 21 versa versa ADV vq27zk55530 3 22 . . PUNCT vq27zk55530 4 1 the the DET vq27zk55530 4 2 mechanism mechanism NOUN vq27zk55530 4 3 behind behind ADP vq27zk55530 4 4 such such ADJ vq27zk55530 4 5 devices device NOUN vq27zk55530 4 6 is be AUX vq27zk55530 4 7 the the DET vq27zk55530 4 8 thermoelectric thermoelectric ADJ vq27zk55530 4 9 effect effect NOUN vq27zk55530 4 10 , , PUNCT vq27zk55530 4 11 which which PRON vq27zk55530 4 12 is be AUX vq27zk55530 4 13 referred refer VERB vq27zk55530 4 14 to to ADP vq27zk55530 4 15 as as ADP vq27zk55530 4 16 the the DET vq27zk55530 4 17 seebeck seebeck NOUN vq27zk55530 4 18 or or CCONJ vq27zk55530 4 19 peltier pelti ADJ vq27zk55530 4 20 effect effect NOUN vq27zk55530 4 21 . . PUNCT vq27zk55530 5 1 a a DET vq27zk55530 5 2 good good ADJ vq27zk55530 5 3 thermoelectric thermoelectric ADJ vq27zk55530 5 4 materials material NOUN vq27zk55530 5 5 needs need VERB vq27zk55530 5 6 the the DET vq27zk55530 5 7 simultaneous simultaneous ADJ vq27zk55530 5 8 optimization optimization NOUN vq27zk55530 5 9 of of ADP vq27zk55530 5 10 three three NUM vq27zk55530 5 11 key key ADJ vq27zk55530 5 12 properties property NOUN vq27zk55530 5 13 to to PART vq27zk55530 5 14 reach reach VERB vq27zk55530 5 15 a a DET vq27zk55530 5 16 high high ADJ vq27zk55530 5 17 efficiency efficiency NOUN vq27zk55530 5 18 , , PUNCT vq27zk55530 5 19 which which PRON vq27zk55530 5 20 can can AUX vq27zk55530 5 21 usually usually ADV vq27zk55530 5 22 be be AUX vq27zk55530 5 23 characterized characterize VERB vq27zk55530 5 24 by by ADP vq27zk55530 5 25 the the DET vq27zk55530 5 26 figure figure NOUN vq27zk55530 5 27 of of ADP vq27zk55530 5 28 merit merit NOUN vq27zk55530 5 29 ( ( PUNCT vq27zk55530 5 30 zt zt PROPN vq27zk55530 5 31 ): ): PUNCT vq27zk55530 5 32 high high PROPN vq27zk55530 5 33 seebeck seebeck PROPN vq27zk55530 5 34 coefficient coefficient NOUN vq27zk55530 5 35 , , PUNCT vq27zk55530 5 36 high high ADJ vq27zk55530 5 37 electrical electrical ADJ vq27zk55530 5 38 conductivity conductivity NOUN vq27zk55530 5 39 , , PUNCT vq27zk55530 5 40 and and CCONJ vq27zk55530 5 41 low low ADJ vq27zk55530 5 42 thermal thermal ADJ vq27zk55530 5 43 conductivity conductivity NOUN vq27zk55530 5 44 . . PUNCT vq27zk55530 6 1 however however ADV vq27zk55530 6 2 , , PUNCT vq27zk55530 6 3 maximizing maximize VERB vq27zk55530 6 4 one one NUM vq27zk55530 6 5 property property NOUN vq27zk55530 6 6 while while SCONJ vq27zk55530 6 7 minimizing minimize VERB vq27zk55530 6 8 the the DET vq27zk55530 6 9 other other ADJ vq27zk55530 6 10 is be AUX vq27zk55530 6 11 a a DET vq27zk55530 6 12 difficult difficult ADJ vq27zk55530 6 13 task task NOUN vq27zk55530 6 14 , , PUNCT vq27zk55530 6 15 because because SCONJ vq27zk55530 6 16 materials material NOUN vq27zk55530 6 17 tend tend VERB vq27zk55530 6 18 either either CCONJ vq27zk55530 6 19 to to PART vq27zk55530 6 20 conduct conduct VERB vq27zk55530 6 21 both both CCONJ vq27zk55530 6 22 electricity electricity NOUN vq27zk55530 6 23 and and CCONJ vq27zk55530 6 24 heat heat NOUN vq27zk55530 6 25 well well ADV vq27zk55530 6 26 , , PUNCT vq27zk55530 6 27 or or CCONJ vq27zk55530 6 28 both both CCONJ vq27zk55530 6 29 poorly.the poorly.the DET vq27zk55530 6 30 study study NOUN vq27zk55530 6 31 of of ADP vq27zk55530 6 32 thermal thermal ADJ vq27zk55530 6 33 properties property NOUN vq27zk55530 6 34 plays play VERB vq27zk55530 6 35 important important ADJ vq27zk55530 6 36 roles role NOUN vq27zk55530 6 37 in in ADP vq27zk55530 6 38 many many ADJ vq27zk55530 6 39 applications application NOUN vq27zk55530 6 40 as as ADP vq27zk55530 6 41 thermoelectricity thermoelectricity NOUN vq27zk55530 6 42 and and CCONJ vq27zk55530 6 43 the the DET vq27zk55530 6 44 thermal thermal ADJ vq27zk55530 6 45 management management NOUN vq27zk55530 6 46 of of ADP vq27zk55530 6 47 electronics electronic NOUN vq27zk55530 6 48 devices device NOUN vq27zk55530 6 49 . . PUNCT vq27zk55530 7 1 while while SCONJ vq27zk55530 7 2 phonons phonon NOUN vq27zk55530 7 3 dominate dominate VERB vq27zk55530 7 4 the the DET vq27zk55530 7 5 thermal thermal ADJ vq27zk55530 7 6 transport transport NOUN vq27zk55530 7 7 in in ADP vq27zk55530 7 8 crystalline crystalline NOUN vq27zk55530 7 9 semiconductors semiconductor NOUN vq27zk55530 7 10 , , PUNCT vq27zk55530 7 11 electrons electron NOUN vq27zk55530 7 12 are be AUX vq27zk55530 7 13 the the DET vq27zk55530 7 14 major major ADJ vq27zk55530 7 15 thermal thermal ADJ vq27zk55530 7 16 and and CCONJ vq27zk55530 7 17 charge charge NOUN vq27zk55530 7 18 carriers carrier NOUN vq27zk55530 7 19 in in ADP vq27zk55530 7 20 metals.the metals.the DET vq27zk55530 7 21 aim aim NOUN vq27zk55530 7 22 of of ADP vq27zk55530 7 23 this this DET vq27zk55530 7 24 thesis thesis NOUN vq27zk55530 7 25 is be AUX vq27zk55530 7 26 to to PART vq27zk55530 7 27 use use VERB vq27zk55530 7 28 both both DET vq27zk55530 7 29 simulation simulation NOUN vq27zk55530 7 30 and and CCONJ vq27zk55530 7 31 experimental experimental ADJ vq27zk55530 7 32 tools tool NOUN vq27zk55530 7 33 to to PART vq27zk55530 7 34 study study VERB vq27zk55530 7 35 the the DET vq27zk55530 7 36 electron electron NOUN vq27zk55530 7 37 and and CCONJ vq27zk55530 7 38 phonon phonon NOUN vq27zk55530 7 39 transport transport NOUN vq27zk55530 7 40 properties property NOUN vq27zk55530 7 41 of of ADP vq27zk55530 7 42 crystalline crystalline ADJ vq27zk55530 7 43 materials material NOUN vq27zk55530 7 44 such such ADJ vq27zk55530 7 45 as as ADP vq27zk55530 7 46 snse snse PROPN vq27zk55530 7 47 , , PUNCT vq27zk55530 7 48 sns sns PROPN vq27zk55530 7 49 , , PUNCT vq27zk55530 7 50 ges ges PROPN vq27zk55530 7 51 , , PUNCT vq27zk55530 7 52 gese gese PROPN vq27zk55530 7 53 , , PUNCT vq27zk55530 7 54 sns2 sns2 PROPN vq27zk55530 7 55 , , PUNCT vq27zk55530 7 56 snse2 snse2 PROPN vq27zk55530 7 57 , , PUNCT vq27zk55530 7 58 and and CCONJ vq27zk55530 7 59 nbse2 nbse2 PROPN vq27zk55530 7 60 . . PUNCT vq27zk55530 8 1 regarding regard VERB vq27zk55530 8 2 the the DET vq27zk55530 8 3 experimental experimental ADJ vq27zk55530 8 4 study study NOUN vq27zk55530 8 5 , , PUNCT vq27zk55530 8 6 we we PRON vq27zk55530 8 7 used use VERB vq27zk55530 8 8 the the DET vq27zk55530 8 9 structural structural ADJ vq27zk55530 8 10 and and CCONJ vq27zk55530 8 11 morphological morphological ADJ vq27zk55530 8 12 characterization characterization NOUN vq27zk55530 8 13 of of ADP vq27zk55530 8 14 bulk bulk PROPN vq27zk55530 8 15 snse snse NOUN vq27zk55530 8 16 , , PUNCT vq27zk55530 8 17 to to PART vq27zk55530 8 18 determine determine VERB vq27zk55530 8 19 its its PRON vq27zk55530 8 20 microstructure microstructure NOUN vq27zk55530 8 21 and and CCONJ vq27zk55530 8 22 crystallinity crystallinity NOUN vq27zk55530 8 23 . . PUNCT vq27zk55530 9 1 in in ADP vq27zk55530 9 2 addition addition NOUN vq27zk55530 9 3 , , PUNCT vq27zk55530 9 4 thermoelectric thermoelectric ADJ vq27zk55530 9 5 properties property NOUN vq27zk55530 9 6 were be AUX vq27zk55530 9 7 measured measure VERB vq27zk55530 9 8 , , PUNCT vq27zk55530 9 9 where where SCONJ vq27zk55530 9 10 the the DET vq27zk55530 9 11 zt zt NOUN vq27zk55530 9 12 reaches reach VERB vq27zk55530 9 13 a a DET vq27zk55530 9 14 value value NOUN vq27zk55530 9 15 of of ADP vq27zk55530 9 16 0.11 0.11 NUM vq27zk55530 9 17 at at ADP vq27zk55530 9 18 772 772 NUM vq27zk55530 9 19 k. k. NOUN vq27zk55530 10 1 moreover moreover ADV vq27zk55530 10 2 , , PUNCT vq27zk55530 10 3 we we PRON vq27zk55530 10 4 studied study VERB vq27zk55530 10 5 electron electron NOUN vq27zk55530 10 6 - - PUNCT vq27zk55530 10 7 phonon phonon NOUN vq27zk55530 10 8 interaction interaction NOUN vq27zk55530 10 9 from from ADP vq27zk55530 10 10 firstprinciples firstprinciple NOUN vq27zk55530 10 11 calculations calculation NOUN vq27zk55530 10 12 using use VERB vq27zk55530 10 13 density density NOUN vq27zk55530 10 14 functional functional ADJ vq27zk55530 10 15 theory theory NOUN vq27zk55530 10 16 and and CCONJ vq27zk55530 10 17 boltzmann boltzmann PROPN vq27zk55530 10 18 transport transport PROPN vq27zk55530 10 19 equation equation PROPN vq27zk55530 10 20 to to PART vq27zk55530 10 21 calculate calculate VERB vq27zk55530 10 22 electrical electrical ADJ vq27zk55530 10 23 and and CCONJ vq27zk55530 10 24 thermal thermal ADJ vq27zk55530 10 25 properties property NOUN vq27zk55530 10 26 of of ADP vq27zk55530 10 27 monolayer monolayer PROPN vq27zk55530 10 28 snse snse PROPN vq27zk55530 10 29 , , PUNCT vq27zk55530 10 30 sns sns PROPN vq27zk55530 10 31 , , PUNCT vq27zk55530 10 32 ges ges PROPN vq27zk55530 10 33 , , PUNCT vq27zk55530 10 34 gese gese PROPN vq27zk55530 10 35 , , PUNCT vq27zk55530 10 36 sns2 sns2 NOUN vq27zk55530 10 37 , , PUNCT vq27zk55530 10 38 and and CCONJ vq27zk55530 10 39 snse2 snse2 PROPN vq27zk55530 10 40 , , PUNCT vq27zk55530 10 41 at at ADP vq27zk55530 10 42 different different ADJ vq27zk55530 10 43 doping dope VERB vq27zk55530 10 44 levels level NOUN vq27zk55530 10 45 , , PUNCT vq27zk55530 10 46 helping helping AUX vq27zk55530 10 47 evaluate evaluate VERB vq27zk55530 10 48 their their PRON vq27zk55530 10 49 potential potential NOUN vq27zk55530 10 50 as as ADP vq27zk55530 10 51 thermoelectric thermoelectric ADJ vq27zk55530 10 52 materials material NOUN vq27zk55530 10 53 . . PUNCT vq27zk55530 11 1 snse snse PROPN vq27zk55530 11 2 was be AUX vq27zk55530 11 3 found find VERB vq27zk55530 11 4 with with ADP vq27zk55530 11 5 the the DET vq27zk55530 11 6 largest large ADJ vq27zk55530 11 7 zt zt PROPN vq27zk55530 11 8 . . PUNCT vq27zk55530 12 1 regarding regard VERB vq27zk55530 12 2 phonon phonon NOUN vq27zk55530 12 3 transport transport NOUN vq27zk55530 12 4 , , PUNCT vq27zk55530 12 5 we we PRON vq27zk55530 12 6 applied apply VERB vq27zk55530 12 7 first first ADJ vq27zk55530 12 8 - - PUNCT vq27zk55530 12 9 principles principle NOUN vq27zk55530 12 10 lattice lattice NOUN vq27zk55530 12 11 dynamics dynamic NOUN vq27zk55530 12 12 and and CCONJ vq27zk55530 12 13 semi semi ADJ vq27zk55530 12 14 - - ADJ vq27zk55530 12 15 empirical empirical ADJ vq27zk55530 12 16 boltzmann boltzmann PROPN vq27zk55530 12 17 transport transport NOUN vq27zk55530 12 18 to to PART vq27zk55530 12 19 study study VERB vq27zk55530 12 20 the the DET vq27zk55530 12 21 phonon phonon NOUN vq27zk55530 12 22 properties property NOUN vq27zk55530 12 23 and and CCONJ vq27zk55530 12 24 lattice lattice VERB vq27zk55530 12 25 thermal thermal ADJ vq27zk55530 12 26 conductivity conductivity NOUN vq27zk55530 12 27 of of ADP vq27zk55530 12 28 nbse2 nbse2 PROPN vq27zk55530 12 29 . . PUNCT vq27zk55530 13 1 our our PRON vq27zk55530 13 2 estimation estimation NOUN vq27zk55530 13 3 of of ADP vq27zk55530 13 4 thermal thermal ADJ vq27zk55530 13 5 conductivity conductivity NOUN vq27zk55530 13 6 of of ADP vq27zk55530 13 7 13.5 13.5 NUM vq27zk55530 13 8 w w PROPN vq27zk55530 13 9 / / SYM vq27zk55530 13 10 mk mk PROPN vq27zk55530 13 11 , , PUNCT vq27zk55530 13 12 are be AUX vq27zk55530 13 13 in in ADP vq27zk55530 13 14 good good ADJ vq27zk55530 13 15 agreement agreement NOUN vq27zk55530 13 16 with with ADP vq27zk55530 13 17 the the DET vq27zk55530 13 18 in in ADP vq27zk55530 13 19 - - PUNCT vq27zk55530 13 20 plane plane NOUN vq27zk55530 13 21 thermal thermal ADJ vq27zk55530 13 22 conductivity conductivity NOUN vq27zk55530 13 23 obtained obtain VERB vq27zk55530 13 24 from from ADP vq27zk55530 13 25 experiments experiment NOUN vq27zk55530 13 26 , , PUNCT vq27zk55530 13 27 where where SCONJ vq27zk55530 13 28 the the DET vq27zk55530 13 29 thermal thermal ADJ vq27zk55530 13 30 conductivity conductivity NOUN vq27zk55530 13 31 is be AUX vq27zk55530 13 32 measured measure VERB vq27zk55530 13 33 to to PART vq27zk55530 13 34 be be AUX vq27zk55530 13 35 14 14 NUM vq27zk55530 13 36 ± ± NOUN vq27zk55530 13 37 5 5 NUM vq27zk55530 13 38 w w NOUN vq27zk55530 13 39 / / SYM vq27zk55530 13 40 mk mk PROPN vq27zk55530 13 41 at at ADP vq27zk55530 13 42 room room NOUN vq27zk55530 13 43 temperature temperature NOUN vq27zk55530 13 44 . . PUNCT