{"id":"https://openalex.org/W8909099","doi":null,"title":"Simulation based characterization and performance enhancement of heterogeneous polymer solar cells","display_name":"Simulation based characterization and performance enhancement of heterogeneous polymer solar cells","publication_year":2013,"publication_date":"2013-01-01","ids":{"openalex":"https://openalex.org/W8909099","mag":"8909099"},"language":"en","primary_location":{"id":"pmh:oai:dr.lib.iastate.edu:20.500.12876/27514","doi":null,"is_oa":false,"landing_page_url":"https://dr.lib.iastate.edu/handle/20.500.12876/27514","pdf_url":null,"source":{"id":"https://openalex.org/S4377196104","display_name":"Iowa State University Digital Repository (Iowa State University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I173911158","host_organization_name":"Iowa State University","host_organization_lineage":["https://openalex.org/I173911158"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"archive/lib.dr.iastate.edu/etd/13326/Kodali_iastate_0097E_13671.pdf|||Fri Jan 14 19:50:07 UTC 2022","raw_type":"dissertation"},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5021486664","display_name":"Hari Krishna Kodali","orcid":"https://orcid.org/0000-0001-7184-2094","observed_orcids":["https://orcid.org/0000-0001-7184-2094"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Hari Krishna Kodali","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-7184-2094","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5021486664"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10045","display_name":"Organic Electronics and Photovoltaics","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10045","display_name":"Organic Electronics and Photovoltaics","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10611","display_name":"Organic Light-Emitting Diodes Research","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10468","display_name":"Photovoltaic System Optimization Techniques","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/organic-solar-cells","display_name":"organic solar cells","score":0.906000018119812},{"id":"https://openalex.org/keywords/bulk-heterojunction","display_name":"bulk heterojunction","score":0.8149999976158142},{"id":"https://openalex.org/keywords/active-layer-morphology","display_name":"active layer morphology","score":0.9760000109672546},{"id":"https://openalex.org/keywords/short-circuit-current","display_name":"short-circuit current","score":0.703000009059906},{"id":"https://openalex.org/keywords/finite-element-analysis","display_name":"finite element analysis","score":0.5860000252723694},{"id":"https://openalex.org/keywords/exciton-diffusion","display_name":"exciton diffusion","score":0.8830000162124634},{"id":"https://openalex.org/keywords/charge-transport","display_name":"charge transport","score":0.7900000214576721},{"id":"https://openalex.org/keywords/sensitivity-analysis","display_name":"sensitivity analysis","score":0.8100000023841858},{"id":"https://openalex.org/keywords/power-conversion-efficiency","display_name":"power conversion efficiency","score":0.8019999861717224},{"id":"https://openalex.org/keywords/morphology-control","display_name":"morphology control","score":0.5600000023841858},{"id":"https://openalex.org/keywords/computational-materials-design","display_name":"computational materials design","score":0.3140000104904175}],"concepts":[{"id":"https://openalex.org/C91614233","wikidata":"https://www.wikidata.org/wiki/Q1472888","display_name":"Organic solar cell","level":3,"score":0.8429254293441772},{"id":"https://openalex.org/C41291067","wikidata":"https://www.wikidata.org/wiki/Q1897785","display_name":"Photovoltaic system","level":2,"score":0.629144012928009},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.6256914138793945},{"id":"https://openalex.org/C2780841128","wikidata":"https://www.wikidata.org/wiki/Q5073781","display_name":"Characterization (materials science)","level":2,"score":0.523430585861206},{"id":"https://openalex.org/C2780598303","wikidata":"https://www.wikidata.org/wiki/Q65921492","display_name":"Flexibility (engineering)","level":2,"score":0.491046667098999},{"id":"https://openalex.org/C141123601","wikidata":"https://www.wikidata.org/wiki/Q6935072","display_name":"Multiscale modeling","level":2,"score":0.47748443484306335},{"id":"https://openalex.org/C66187686","wikidata":"https://www.wikidata.org/wiki/Q1472888","display_name":"Polymer solar cell","level":3,"score":0.471431165933609},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.4632185101509094},{"id":"https://openalex.org/C87976508","wikidata":"https://www.wikidata.org/wiki/Q1498213","display_name":"Microstructure","level":2,"score":0.4615696668624878},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.4551628828048706},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.44324877858161926},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.35543686151504517},{"id":"https://openalex.org/C186060115","wikidata":"https://www.wikidata.org/wiki/Q30336093","display_name":"Biological system","level":1,"score":0.33820199966430664},{"id":"https://openalex.org/C2780824857","wikidata":"https://www.wikidata.org/wiki/Q58803","display_name":"Solar cell","level":2,"score":0.3262093961238861},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.31117087602615356},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2865190804004669},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.16080710291862488},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.14001736044883728},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.12331715226173401},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11463457345962524},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C147597530","wikidata":"https://www.wikidata.org/wiki/Q369472","display_name":"Computational chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"pmh:oai:dr.lib.iastate.edu:20.500.12876/27514","doi":null,"is_oa":false,"landing_page_url":"https://dr.lib.iastate.edu/handle/20.500.12876/27514","pdf_url":null,"source":{"id":"https://openalex.org/S4377196104","display_name":"Iowa State University Digital Repository (Iowa State University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I173911158","host_organization_name":"Iowa State University","host_organization_lineage":["https://openalex.org/I173911158"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"archive/lib.dr.iastate.edu/etd/13326/Kodali_iastate_0097E_13671.pdf|||Fri Jan 14 19:50:07 UTC 2022","raw_type":"dissertation"},{"id":"pmh:oai:lib.dr.iastate.edu:etd-4333","doi":null,"is_oa":false,"landing_page_url":"https://dr.lib.iastate.edu/bitstreams/cf8fba6d-486a-4527-86ad-7143fe1818d9/download","pdf_url":null,"source":{"id":"https://openalex.org/S4377196104","display_name":"Iowa State University Digital Repository (Iowa State University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I173911158","host_organization_name":"Iowa State University","host_organization_lineage":["https://openalex.org/I173911158"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Graduate Theses and Dissertations","raw_type":"text"},{"id":"mag:8909099","doi":null,"is_oa":false,"landing_page_url":"https://lib.dr.iastate.edu/cgi/viewcontent.cgi?article=4333&context=etd","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.9853000044822693,"id":"https://metadata.un.org/sdg/7"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":90,"referenced_works":["https://openalex.org/W1517115540","https://openalex.org/W1519906782","https://openalex.org/W1525449458","https://openalex.org/W1543697150","https://openalex.org/W1545246197","https://openalex.org/W1569090332","https://openalex.org/W1572334188","https://openalex.org/W1590101054","https://openalex.org/W1599276358","https://openalex.org/W1966497445","https://openalex.org/W1969732071","https://openalex.org/W1970156621","https://openalex.org/W1971520747","https://openalex.org/W1973862377","https://openalex.org/W1978191426","https://openalex.org/W1978540384","https://openalex.org/W1979470200","https://openalex.org/W1988244638","https://openalex.org/W1988567331","https://openalex.org/W1988984118","https://openalex.org/W1990369961","https://openalex.org/W1994173924","https://openalex.org/W1995977395","https://openalex.org/W1996291528","https://openalex.org/W1997228690","https://openalex.org/W2003116365","https://openalex.org/W2003519792","https://openalex.org/W2004079776","https://openalex.org/W2005687858","https://openalex.org/W2008096408","https://openalex.org/W2013515865","https://openalex.org/W2013974285","https://openalex.org/W2015140168","https://openalex.org/W2018853218","https://openalex.org/W2019040430","https://openalex.org/W2022422127","https://openalex.org/W2022983236","https://openalex.org/W2024879567","https://openalex.org/W2026527873","https://openalex.org/W2028229263","https://openalex.org/W2028772401","https://openalex.org/W2032116863","https://openalex.org/W2032299526","https://openalex.org/W2033940563","https://openalex.org/W2034196035","https://openalex.org/W2038877847","https://openalex.org/W2040712200","https://openalex.org/W2041363197","https://openalex.org/W2045040690","https://openalex.org/W2045902474","https://openalex.org/W2047145847","https://openalex.org/W2047260173","https://openalex.org/W2047714586","https://openalex.org/W2048189914","https://openalex.org/W2048572512","https://openalex.org/W2049473759","https://openalex.org/W2050415692","https://openalex.org/W2050892587","https://openalex.org/W2056941140","https://openalex.org/W2058205630","https://openalex.org/W2064017221","https://openalex.org/W2065725998","https://openalex.org/W2070266372","https://openalex.org/W2070299075","https://openalex.org/W2072406598","https://openalex.org/W2073103526","https://openalex.org/W2073897969","https://openalex.org/W2074898051","https://openalex.org/W2078533766","https://openalex.org/W2081444239","https://openalex.org/W2084868936","https://openalex.org/W2085322600","https://openalex.org/W2087045780","https://openalex.org/W2089743126","https://openalex.org/W2095788235","https://openalex.org/W2099287274","https://openalex.org/W2102521642","https://openalex.org/W2111967285","https://openalex.org/W2121523393","https://openalex.org/W2124738707","https://openalex.org/W2132012759","https://openalex.org/W2133092532","https://openalex.org/W2141517543","https://openalex.org/W2143400799","https://openalex.org/W2147728891","https://openalex.org/W2153028269","https://openalex.org/W2158767568","https://openalex.org/W2163041364","https://openalex.org/W2166228182","https://openalex.org/W2179900211"],"related_works":["https://openalex.org/W2013515865","https://openalex.org/W2341123855","https://openalex.org/W3125697569","https://openalex.org/W2132702946","https://openalex.org/W2124738707","https://openalex.org/W2108562937","https://openalex.org/W4235033919","https://openalex.org/W1973572297","https://openalex.org/W1481390837","https://openalex.org/W2019330266"],"abstract_inverted_index":{"Polymer":[0],"based":[1,30],"photovoltaic":[2,183,478],"devices":[3,35,66,127],"have":[4,23,470],"the":[5,47,61,68,73,82,105,108,111,118,182,213,218,228,253,258,306,316,320,349,371,379,385,390,418,438,446,456,474,486,490,505,510],"potential":[6],"for":[7,185,202,308,336,355],"widespread":[8],"usage":[9],"due":[10],"to":[11,20,80,101,124,217,296,314,329,333,353,437,485,498,520,524],"their":[12,241],"low":[13],"cost-per-watt":[14],"and":[15,43,75,120,153,158,193,205,231,237,273,285,302,375,450,482],"mechanical":[16],"flexibility.":[17],"Efficiencies":[18],"close":[19],"10":[21],"%":[22],"been":[24,378],"achieved":[25],"recently":[26],"in":[27,146,162,225,280,290,319,369],"conjugated":[28],"polymer":[29],"organic":[31,98,477],"solar":[32,99],"cells.":[33],"These":[34,493],"were":[36],"fabricated":[37],"using":[38,133],"solvent-based":[39],"processing":[40],"of":[41,64,72,84,172,181,212,260,269,311,381,412,431,445,460,464,476,488,512],"electron-donating":[42],"electron-accepting":[44],"materials":[45],"into":[46],"so-called":[48],"bulk":[49,190],"heterojunction":[50,191],"(BHJ)":[51],"architecture.":[52],"Experimental":[53],"evidence":[54],"suggests":[55],"that":[56,95,345,363,392,414,500],"a":[57,91,134,163,189,366,410,461],"key":[58],"property":[59],"determining":[60,370],"power-conversion":[62],"efficiency":[63],"such":[65],"is":[67,221,327,361],"final":[69],"morphological":[70],"distribution":[71],"donor":[74],"acceptor":[76],"constituents.":[77],"In":[78],"order":[79],"understand":[81],"role":[83,368],"morphology":[85,106,192,256,364,422],"on":[86,240,243,250,473],"device":[87,112],"performance,":[88],"we":[89,116,265,403],"develop":[90],"scalable":[92],"computational":[93],"framework":[94],"efficiently":[96],"interrogates":[97],"cells":[100],"investigate":[102],"relationships":[103],"between":[104,282],"at":[107],"nano-scale":[109,525],"with":[110,128,358,466],"performance.\\nIn":[113],"this":[114,264,405],"work,":[115],"extend":[117],"Buxton":[119],"Clarke":[121],"(2007)":[122],"model":[123],"simulate":[125],"realistic":[126,173],"complex":[129],"active":[130,254,321],"layer":[131,255,322],"morphologies":[132,393,413,432,465],"dimensionally":[135],"independent,":[136],"scalable,":[137],"finite":[138],"element":[139],"method.":[140],"We":[141,177,245,340],"incorporate":[142],"all":[143,337],"stages":[144],"involved":[145],"current":[147,289,326],"generation,":[148,157],"namely":[149],"1)":[150],"exciton":[151],"generation":[152],"diffusion,":[154],"2)":[155],"charge":[156,160],"3)":[159],"transport":[161],"modular":[164],"fashion.":[165],"The":[166,198,275,324,458],"numerical":[167],"challenges":[168],"encountered":[169],"during":[170],"interrogation":[171],"microstructures":[174,187],"are":[175,200,433,518],"detailed.":[176],"compare":[178],"each":[179],"stage":[180],"process":[184],"two":[186,204],"--":[188,234,239,448,453],"an":[194,471],"idealized":[195],"sawtooth":[196,284,301],"morphology.":[197,323,492],"results":[199,276,494],"presented":[201],"both":[203],"three":[206,267,338],"dimensional":[207],"structures.\\nA":[208],"comprehensive":[209],"sensitivity":[210,259,295],"analysis":[211],"short-circuit":[214],"current,":[215],"Jsc,":[216],"input":[219,229],"parameters":[220,230,352],"performed.":[222],"This":[223,429],"helps":[224],"rank":[226],"ordering":[227],"operating":[232],"conditions":[233],"by":[235,389,407,423,455],"strength":[236],"relevance":[238],"impact":[242,472],"Jsc.":[244,261],"particularly":[246],"focus":[247,380],"our":[248],"investigations":[249],"understanding":[251],"how":[252],"affects":[257],"To":[262],"accomplish":[263],"analyze":[266],"classes":[268],"morphologies:":[270],"bilayer,":[271],"BHJ,":[272,283],"sawtooth.":[274],"show":[277],"significant":[278],"differences":[279],"sensitivities":[281],"bilayer":[286,303],"morphologies.":[287,339],"Short-circuit":[288],"BHJ":[291],"structure":[292],"shows":[293],"higher":[294],"material":[297,312],"properties":[298,313],"than":[299,417],"either":[300],"structure,":[304],"suggesting":[305],"necessity":[307],"finer":[309],"control":[310,374],"counteract":[315],"increased":[317],"disorder":[318],"electrode":[325],"found":[328],"be":[330],"most":[331,350,444],"sensitive":[332,351],"illumination":[334],"intensity":[335],"report":[341],"some":[342],"interesting":[343],"trends":[344],"may":[346],"help":[347],"choose":[348],"vary":[354],"designing":[356],"OSC's":[357],"better":[359,416],"performance.\\nIt":[360],"known":[362],"plays":[365],"critical":[367],"PCE.":[372],"Morphology":[373],"tailoring":[376,484],"has":[377],"extensive":[382],"research":[383],"over":[384],"past":[386],"decade,":[387],"driven":[388],"hypothesis":[391,406],"having":[394],"interdigitated":[395,439,514],"columnar":[396,440,515],"domains":[397],"will":[398,469],"make":[399],"optimal":[400,421,491],"devices.":[401],"Here":[402],"disprove":[404],"computationally":[408],"discovering":[409,489],"family":[411,430],"perform":[415],"hitherto":[419],"thought":[420],"as":[424,426],"much":[425],"25":[427],"%.":[428],"simply":[434],"topological":[435],"perturbations":[436],"morphology,":[441],"thus":[442],"maintaining":[443],"features":[447],"connectivity":[449],"domain":[451],"sizes":[452],"exhibited":[454],"latter.":[457],"discovery":[459],"whole":[462],"class":[463],"improved":[467],"performance":[468,511],"field":[475],"from":[479],"molecular":[480],"design":[481],"fabrication":[483],"question":[487],"also":[495],"allow":[496],"us":[497],"posit":[499],"wrinkling":[501],"or":[502],"buckling":[503],"along":[504],"thickness":[506],"dimension":[507],"can":[508],"enhance":[509],"micro-scale":[513],"morphologies,":[516],"which":[517],"easier":[519],"scalably":[521],"fabricate":[522],"compared":[523],"columns.":[526]},"counts_by_year":[{"year":2019,"cited_by_count":1}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2016-06-24T00:00:00"}
