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Sökning: id:"swepub:oai:DiVA.org:kth-304443" > Revealing Morpholog...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00004828naa a2200709 4500
001oai:DiVA.org:kth-304443
003SwePub
008211108s2021 | |||||||||||000 ||eng|
009oai:DiVA.org:liu-173096
024a https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-3044432 URI
024a https://doi.org/10.1002/aenm.2020033902 DOI
024a https://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-1730962 URI
040 a (SwePub)kthd (SwePub)liu
041 a engb eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a He, Q.u Nanchang Univ, Peoples R China; Jiangxi Normal Univ, Peoples R China4 aut
2451 0a Revealing Morphology Evolution in Highly Efficient Bulk Heterojunction and Pseudo-Planar Heterojunction Solar Cells by Additives Treatment
264 c 2021-01-14
264 1b Wiley,c 2021
338 a print2 rdacarrier
500 a QC 20211108
500 a Funding Agencies|National Natural Science Foundation of China (NSFC)National Natural Science Foundation of China (NSFC) [51973110, 21734009]
520 a Additives treatment is as a very effective strategy to optimize bulk heterojunction (BHJ) morphology. However, the inherent working mechanism of this strategy still lacks systematical investigations in non-fullerene-acceptors-based organic solar cells (OSCs). Herein, a series of BHJ and pseudo-planar heterojunction (PPHJ) OSCs using PM6 and IT-4F as the electron donor/acceptor pair, are developed to unveil the promoting effect of solvent additive 1, 8-diiodooctane (DIO) on active layer morphologies and device performance. The study clearly demonstrates that DIO can increase the crystallinity of IT-4F significantly, while it has less impact on PM6. It is notable that a new efficiency-determining crystalline balanced factor (CCLpolymer/CCLacceptor) is put forward, indicating that the more balanced CCLpolymer/CCLacceptor results in more balanced charge mobility and much better short-circuit current densities (Jsc) and fill factors (FF) of OSCs. The PPHJ blend film of PM6/IT-4F(DIO) exhibits enhanced crystallinity with more balanced CCL and favorable hierarchical distribution morphology, contributing to a champion efficiency of 13.70% with a record Jsc of 20.98 mA cm−2 and a remarkable FF of 75.9%. This work not only reveals the underlying mechanism of DIO caused morphology evolution, but also achieves highly efficient PPHJ OSCs with superior thermal stability by elaborately controlling the morphology of PPHJ film.
650 7a NATURVETENSKAPx Kemix Materialkemi0 (SwePub)104032 hsv//swe
650 7a NATURAL SCIENCESx Chemical Sciencesx Materials Chemistry0 (SwePub)104032 hsv//eng
650 7a NATURVETENSKAPx Kemix Annan kemi0 (SwePub)104992 hsv//swe
650 7a NATURAL SCIENCESx Chemical Sciencesx Other Chemistry Topics0 (SwePub)104992 hsv//eng
653 a bulk heterojunctions
653 a crystal coherence length
653 a morphology regulation
653 a organic solar cells
653 a pseudo-planar heterojunctions
653 a Additives
653 a Crystallinity
653 a Efficiency
653 a Heterojunctions
653 a Bulk heterojunction
653 a Bulk heterojunction (BHJ)
653 a Charge mobilities
653 a Device performance
653 a Heterojunction solar cells
653 a Hierarchical distribution
653 a Morphology evolution
653 a Working mechanisms
653 a Morphology
700a Sheng, W.u Nanchang Univ, Peoples R China4 aut
700a Zhang, M.u Shanghai Jiao Tong Univ, Peoples R China4 aut
700a Xu, G.u Jiangxi Normal Univ, Peoples R China4 aut
700a Zhu, P.u Jiangxi Normal Univ, Peoples R China4 aut
700a Zhang, Huotianu Linköpings universitet,Elektroniska och fotoniska material,Tekniska fakulteten4 aut0 (Swepub:liu)huozh22
700a Yao, Zhaoyangu KTH,Organisk kemi,KTH Royal Inst Technol, Sweden4 aut0 (Swepub:kth)u13z7h7z
700a Gao, Fengu Linköpings universitet,Elektroniska och fotoniska material,Tekniska fakulteten4 aut0 (Swepub:liu)fenga88
700a Liu, F.u Shanghai Jiao Tong Univ, Peoples R China4 aut
700a Liao, X.u Jiangxi Normal Univ, Peoples R China4 aut
700a Chen, Y.u Nanchang Univ, Peoples R China; Jiangxi Normal Univ, Peoples R China4 aut
710a Nanchang Univ, Peoples R China; Jiangxi Normal Univ, Peoples R Chinab Nanchang Univ, Peoples R China4 org
773t Advanced Energy Materialsd : Wileyg 11:7q 11:7x 1614-6832x 1614-6840
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-304443
8564 8u https://doi.org/10.1002/aenm.202003390
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-173096

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