Synthesis and photovoltaic performances in solution-processed BHJs of oligothiophene-substituted organocobalt complexes [(η4-C4(nT)4)Co(η5-C5H5)]

Guillaume H. V. Bertrand; Ludovic Tortech; Vincent Gandon; Corinne Aubert; Denis Fichou

doi:10.1039/C4CC03530E

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Synthesis and photovoltaic performances in solution-processed BHJs of oligothiophene-substituted organocobalt complexes [(η⁴-C₄(nT)₄)Co(η⁵-C₅H₅)]†

Guillaume H. V. Bertrand,^ab Ludovic Tortech,*^ac Vincent Gandon,^d Corinne Aubert^ab and Denis Fichou*^ab

Author affiliations

* Corresponding authors

^a Sorbonne Universités, UPMC Univ Paris 06, UMR 8232, Institut Parisien de Chimie Moléculaire, Paris, France
E-mail: denis.fichou@upmc.fr, ludovic.tortech@upmc.fr
Fax: +33 144275572
Tel: +33 144275080

^b CNRS, UMR 8232, Institut Parisien de Chimie Moléculaire, Paris, France

^c CEA Saclay, IRAMIS, NIMBE, LICSEN, F-91191 Gif-sur-Yvette, France

^d Universite Paris-Sud, ICMMO (UMR CNRS 8182), LabEx CHARM3AT, F-91405 Orsay, France

Abstract

We describe an efficient synthetic route toward novel organocobalt complexes [(η⁴-C₄(nT)₄)Co(η⁵-C₅H₅)] with n = 1, 2, 3 thiophene rings. Solution-processed bulk heterojunctions solar cells based on CpCoCb(3T)₄:PCBM blends achieve power conversion efficiencies of up to 2.1%.

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Article information

DOI: https://doi.org/10.1039/C4CC03530E
Article type: Communication
Submitted: 10 May 2014
Accepted: 30 May 2014
First published: 30 May 2014

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Chem. Commun., 2014,50, 8663-8666

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Synthesis and photovoltaic performances in solution-processed BHJs of oligothiophene-substituted organocobalt complexes [(η⁴-C₄(nT)₄)Co(η⁵-C₅H₅)]

G. H. V. Bertrand, L. Tortech, V. Gandon, C. Aubert and D. Fichou, Chem. Commun., 2014, 50, 8663 DOI: 10.1039/C4CC03530E

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