Dielectric constant engineering of nonfullerene acceptors enables a record fill factor of 83.58% and a high efficiency of 20.80% in organic solar cells
Two nonfullerene acceptors with trifluoromethyl end-capped alkyl side chains increased the dielectric constant and optimized optoelectronic properties, achieving an impressive power conversion efficiency of 20.80% in organic solar cells.
Authors
- Chentong Liao
- Qiang Peng (ORCID: https://orcid.org/0000-0002-2268-3178)
- Junwei Dong
- Xiaopeng Xu (ORCID: https://orcid.org/0000-0003-2078-2778)
- Liyang Yu (ORCID: https://orcid.org/0000-0002-1203-2996)
- Yinfeng Li (ORCID: https://orcid.org/0000-0002-7673-6706)
- Ruipeng Li (ORCID: https://orcid.org/0009-0006-5263-0671)
Institutions
- Brookhaven National Laboratory (US)
- Sichuan University (CN)
- Chengdu University of Technology (CN)
Publication Details
- Journal
- Energy & Environmental Science
- Published
- 2025-01-01
- DOI
- https://doi.org/10.1039/d5ee00101c
- Citations
- 63
- Primary Topic
- Organic Electronics and Photovoltaics
- Type
- article
- Field-Weighted Citation Impact
- 46.02