Dithienopyrrole-based oligothiophenes for solution-processed organic solar cells

Martin Weidelener; Cordula D. Wessendorf; Jonas Hanisch; Erik Ahlswede; Günther Götz; Mika Lindén; Gisela Schulz; Elena Mena-Osteritz; Amaresh Mishra; Peter Bäuerle

doi:10.1039/C3CC46066E

Dithienopyrrole-based oligothiophenes for solution-processed organic solar cells†

Martin Weidelener,^a Cordula D. Wessendorf,^b Jonas Hanisch,^b Erik Ahlswede,^b Günther Götz,^a Mika Lindén,^c Gisela Schulz,^a Elena Mena-Osteritz,^a Amaresh Mishra^a and Peter Bäuerle*^a

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* Corresponding authors

^a Institute of Organic Chemistry II and Advanced Materials, Ulm University, Albert-Einstein-Allee 11, 89081 Ulm, Germany
E-mail: peter.baeuerle@uni-ulm.de

^b Zentrum für Sonnenenergie- und Wasserstoff-Forschung Baden-Württemberg, Industriestraße 6, 70565 Stuttgart, Germany

^c Institute of Inorganic Chemistry II, Ulm University, Albert-Einstein-Allee 11, 89081 Ulm, Germany

Abstract

Isomeric dicyanovinylene-terminated oligothiophenes 1 and 2 comprising a central dithienopyrrole (DTP) unit have been developed for solution-processed small molecule organic solar cells (SMOSCs) giving the highest power conversion efficiency of 4.8% for DTP-based oligomeric materials.

Chemical Communications

Dithienopyrrole-based oligothiophenes for solution-processed organic solar cells†

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