Literature DB >> 22673629

A low band-gap polymer based on unsubstituted benzo[1,2-b:4,5-b']dithiophene for high performance organic photovoltaics.

Jae Woong Jung1, Jea Woong Jo, Feng Liu, Thomas P Russell, Won Ho Jo.   

Abstract

A low band-gap conjugated polymer, PBDTDPP, composed of unsubstituted benzo[1,2-b:4,5-b']dithiophene and diketopyrrolo[3,4-c]pyrrole was synthesized. The deep HOMO level of PBDTDPP enhances the V(OC) of a PSC up to 0.82 V and exhibits a PCE of 5.16%, while alkoxy substituted PBDTDPP-OR yields a PCE of 2.24% with a V(OC) of 0.61 V.

Entities:  

Year:  2012        PMID: 22673629     DOI: 10.1039/c2cc32985a

Source DB:  PubMed          Journal:  Chem Commun (Camb)        ISSN: 1359-7345            Impact factor:   6.222


  1 in total

1.  High-efficiency polymer solar cells with small photon energy loss.

Authors:  Kazuaki Kawashima; Yasunari Tamai; Hideo Ohkita; Itaru Osaka; Kazuo Takimiya
Journal:  Nat Commun       Date:  2015-12-02       Impact factor: 14.919

  1 in total

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