Synthesis of a polythieno[3,4-b]thiophene derivative with a low-lying HOMO level and its application in polymer solar cells
- 1 January 2011
- journal article
- Published by Royal Society of Chemistry (RSC) in Chemical Communications
- Vol. 47 (31), 8850-8852
- https://doi.org/10.1039/c1cc12643a
Abstract
A planar benzodithiophene with lower HOMO was copolymerized with the thieno[3,4-b]thiophene unit to obtain a new low band gap polymer of PBDPTT-C, which exhibited a higher open-circuit voltage (Voc) of 0.8 V and a promising efficiency of 5.2%.Keywords
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