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- Koen H. Hendriks, Gaël H. L. Heintges, Veronique Gevaerts, Martijn M. Wienk, René A J Janssen
- Angewandte Chemie
- 2013
- Weiwei Li, Koen H. Hendriks, Willem Roelofs, Martijn M. Wienk, René A J Janssen
- Advanced materials
- 2013
A high-molecular-weight conjugated polymer based on alternating electron-rich and electron-deficient fused ring systems provides efficient polymer solar cells when blended with C60 and C70 fullerene… (More)
- Weiwei Li, Koen H. Hendriks, Alice Furlan, Martijn M. Wienk, René A J Janssen
- Journal of the American Chemical Society
- 2015
Diketopyrrolopyrrole-based conjugated polymers bridged with thiazole units and different donors have been designed for polymer solar cells. Quantum efficiencies above 50% have been achieved with… (More)
- Koen H. Hendriks, Alexandra S. G. Wijpkema, Jacobus J. van Franeker, Martijn M. Wienk, René A J Janssen
- Journal of the American Chemical Society
- 2016
In organic solar cells, photoexcitation of the donor or acceptor phase can result in different efficiencies for charge generation. We investigate this difference for four different 2-pyridyl… (More)
- Weiwei Li, Alice Furlan, +4 authors René A J Janssen
- Chemical communications
- 2014
Incorporating biphenyls as co-monomers in electron-deficient diketopyrrolopyrrole (DPP) conjugated polymers enables widening the optical band gap to 1.70 eV. Power conversion efficiencies of 3.7-5.7%… (More)
- Weiwei Li, Alice Furlan, Koen H. Hendriks, Martijn M. Wienk, René A J Janssen
- Journal of the American Chemical Society
- 2013
We demonstrate tandem and triple-junction polymer solar cells with power conversion efficiencies of 8.9% and 9.6% that use a newly designed, high molecular weight, small band gap semiconducting… (More)
- Weiwei Li, Koen H. Hendriks, Alice Furlan, Willem Roelofs, Martijn M. Wienk, René A J Janssen
- Journal of the American Chemical Society
- 2013
For a series of six diketopyrrolopyrrole (DPP)-based conjugated polymers, we establish a direct correlation between their external quantum efficiencies (EQE) in organic solar cells and the fibrillar… (More)
- Koen H. Hendriks, Weiwei Li, Martijn M. Wienk, René A J Janssen
- Journal of the American Chemical Society
- 2014
Lowering the optical bandgap of conjugated polymers while maintaining a high efficiency for photoinduced charge transfer to suitable electron acceptors such as fullerene has remained a formidable… (More)
- Weiwei Li, Koen H. Hendriks, Martijn M. Wienk, René A J Janssen
- Accounts of chemical research
- 2016
Conjugated polymers have been extensively studied for application in organic solar cells. In designing new polymers, particular attention has been given to tuning the absorption spectrum, molecular… (More)
- Koen H. Hendriks, Weiwei Li, Gaël H. L. Heintges, Gijs W P van Pruissen, Martijn M. Wienk, René A J Janssen
- Journal of the American Chemical Society
- 2014
We study the occurrence and effect of intrachain homocoupling defects in alternating push-pull semiconducting PDPPTPT polymers based on dithienyl-diketopyrrolopyrrole (TDPPT) and phenylene (P)… (More)