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Structuring Poly(3,4-ethylenedioxythiophene): Poly(styrenesulfonate) Towards Enhancing Hole Collection Efficiency
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2014 (Engelska)Ingår i: Journal of Nanoscience and Nanotechnology, ISSN 1533-4880, E-ISSN 1533-4899, Vol. 14, nr 12, s. 9489-9492Artikel i tidskrift (Refereegranskat) Published
Abstract [en]

To date, organic photovoltaic devices (OPVs) have obtained relatively low power conversion efficiency, mostly because of the low charge carrier mobility of the polymers to be used. This limits the optimal film thickness for efficient absorption of the solar spectrum. The capability of efficient charge carrier collections is a main factor for utilizing thick OPVs, consequently enhancing the power conversion efficiency. In this report, we demonstrate a facile approach for enhancing the hole carrier collection by possibly shortening the hole collection path via structuring poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS), which is widely used as a hole collecting intermediate layer in OPVs. For structuring the PEDOT:PSS, the nanosphere lithographic method was used. Furthermore, the effects of the structuring of PEDOT:PSS on optical properties were also investigated.

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2014. Vol. 14, nr 12, s. 9489-9492
Nyckelord [en]
Nanostructures, Microstructures, Surface Properties, Surfaces, Thin Films
Nationell ämneskategori
Nanoteknik
Identifikatorer
URN: urn:nbn:se:kth:diva-157031DOI: 10.1166/jnn.2014.10187ISI: 000344126900109PubMedID: 25971088Scopus ID: 2-s2.0-84910626422OAI: oai:DiVA.org:kth-157031DiVA, id: diva2:768652
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QC 20141204

Tillgänglig från: 2014-12-04 Skapad: 2014-12-04 Senast uppdaterad: 2024-03-15Bibliografiskt granskad

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Yun, Sang H.

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