Issue 40, 2011
From the journal:

Chemical Communications

A D–A copolymer of dithienosilole and a new acceptor unit of naphtho[2,3-c]thiophene-4,9-dione for efficient polymer solar cells†

Chaohua Cui,a   Xi Fan,a   Maojie Zhang,a   Jing Zhang,a   Jie Mina  and  Yongfang Li*a  

* Corresponding authors

a Beijing National Laboratory for Molecular Sciences, CAS Key Laboratory of Organic Solids, Institution of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
E-mail: liyf@iccas.ac.cn
Fax: (+) 86-10-62559373

Abstract

A strong electron-withdrawing unit, naphtho[2,3-c]thiophene-4,9-dione, was copolymerized with dithienosilole to get a D–A copolymer, PDTSNTDO, with a narrow bandgap and lower-lying HOMO level. The PCE of the PDTSNTDO-based device reached 5.21%, with a high open circuit voltage of 0.88 V.

Graphical abstract: A D–A copolymer of dithienosilole and a new acceptor unit of naphtho[2,3-c]thiophene-4,9-dione for efficient polymer solar cells

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Article information

DOI
https://doi.org/10.1039/C1CC14132E
Article type
Communication
Submitted
10 Jul 2011
Accepted
23 Aug 2011
First published
14 Sep 2011

Chem. Commun., 2011,47, 11345-11347

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A D–A copolymer of dithienosilole and a new acceptor unit of naphtho[2,3-c]thiophene-4,9-dione for efficient polymer solar cells

C. Cui, X. Fan, M. Zhang, J. Zhang, J. Min and Y. Li, Chem. Commun., 2011, 47, 11345 DOI: 10.1039/C1CC14132E

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