Full metadata record
DC Field | Value | Language |
---|---|---|
dc.contributor.author | Jo, Jea Woong | ko |
dc.contributor.author | Kim, Younghoon | ko |
dc.contributor.author | Choi, Jongmin | ko |
dc.contributor.author | de Arquer, F. Pelayo García | ko |
dc.contributor.author | Walters, Grant | ko |
dc.contributor.author | Sun, Bin | ko |
dc.contributor.author | Ouellette, Olivier | ko |
dc.contributor.author | Kim, Junghwan | ko |
dc.contributor.author | Proppe, Andrew H. | ko |
dc.contributor.author | Quintero-Bermudez, Rafael | ko |
dc.contributor.author | Fan, James | ko |
dc.contributor.author | Xu, Jixian | ko |
dc.contributor.author | Tan, Chih Shan | ko |
dc.contributor.author | Voznyy, Oleksandr | ko |
dc.contributor.author | Sargent, Edward H. | ko |
dc.date.available | 2017-12-07T13:05:09Z | - |
dc.date.created | 2017-11-01 | - |
dc.date.issued | 2017-11 | - |
dc.identifier.citation | Advanced Materials, v.29, no.43 | - |
dc.identifier.issn | 0935-9648 | - |
dc.identifier.uri | http://hdl.handle.net/20.500.11750/4743 | - |
dc.description.abstract | The energy disorder that arises from colloidal quantum dot (CQD) polydispersity limits the open-circuit voltage (VOC) and efficiency of CQD photovoltaics. This energy broadening is significantly deteriorated today during CQD ligand exchange and film assembly. Here, a new solution-phase ligand exchange that, via judicious incorporation of reactivity-engineered additives, provides improved monodispersity in final CQD films is reported. It has been found that increasing the concentration of the less reactive species prevents CQD fusion and etching. As a result, CQD solar cells with a VOC of 0.7 V (vs 0.61 V for the control) for CQD films with exciton peak at 1.28 eV and a power conversion efficiency of 10.9% (vs 10.1% for the control) is achieved. © 2017 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. | - |
dc.language | English | - |
dc.publisher | Wiley-VCH Verlag | - |
dc.title | Enhanced Open-Circuit Voltage in Colloidal Quantum Dot Photovoltaics via Reactivity-Controlled Solution-Phase Ligand Exchange | - |
dc.type | Article | - |
dc.identifier.doi | 10.1002/adma.201703627 | - |
dc.identifier.wosid | 000415142100017 | - |
dc.identifier.scopusid | 2-s2.0-85030650929 | - |
dc.type.local | Article(Overseas) | - |
dc.type.rims | ART | - |
dc.description.journalClass | 1 | - |
dc.contributor.nonIdAuthor | Jo, Jea Woong | - |
dc.contributor.nonIdAuthor | de Arquer, F. Pelayo García | - |
dc.contributor.nonIdAuthor | Walters, Grant | - |
dc.contributor.nonIdAuthor | Sun, Bin | - |
dc.contributor.nonIdAuthor | Ouellette, Olivier | - |
dc.contributor.nonIdAuthor | Kim, Junghwan | - |
dc.contributor.nonIdAuthor | Proppe, Andrew H. | - |
dc.contributor.nonIdAuthor | Quintero-Bermudez, Rafael | - |
dc.contributor.nonIdAuthor | Fan, James | - |
dc.contributor.nonIdAuthor | Xu, Jixian | - |
dc.contributor.nonIdAuthor | Tan, Chih Shan | - |
dc.contributor.nonIdAuthor | Voznyy, Oleksandr | - |
dc.contributor.nonIdAuthor | Sargent, Edward H. | - |
dc.identifier.citationVolume | 29 | - |
dc.identifier.citationNumber | 43 | - |
dc.identifier.citationTitle | Advanced Materials | - |
dc.type.journalArticle | Article | - |
dc.description.isOpenAccess | N | - |
dc.subject.keywordAuthor | colloidal quantum dots | - |
dc.subject.keywordAuthor | open-circuit voltage | - |
dc.subject.keywordAuthor | photovoltaics | - |
dc.subject.keywordAuthor | poly-dispersity | - |
dc.subject.keywordAuthor | solution-phase ligand exchange | - |
dc.subject.keywordPlus | LIGHT-EMITTING-DIODES | - |
dc.subject.keywordPlus | SOLAR-CELLS | - |
dc.subject.keywordPlus | SOLIDS | - |
dc.subject.keywordPlus | NANOCRYSTALS | - |
dc.subject.keywordPlus | PASSIVATION | - |
dc.subject.keywordPlus | ARCHITECTURE | - |
dc.subject.keywordPlus | PERFORMANCE | - |
dc.subject.keywordPlus | ABSORPTION | - |
dc.subject.keywordPlus | DEFICIT | - |
dc.subject.keywordPlus | INKS | - |
dc.contributor.affiliatedAuthor | Kim, Younghoon | - |
dc.contributor.affiliatedAuthor | Choi, Jongmin | - |
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