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Morphology Control for Fully Printable Organic–Inorganic Bulk-heterojunction Solar Cells Based on a Ti-alkoxide and Semiconducting Polymer
Published on: January 10, 2017
Fullerene-bisadduct acceptors for polymer solar cells
1Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190 (China); College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou, Jiangsu 215123 (China). liyf@iccas.ac.cn.
High-efficiency fullerene acceptors are crucial for advancing polymer solar cells (PSCs). This review highlights recent progress in fullerene-bisadduct acceptors, essential for boosting PSC power-conversion efficiency.
Area of Science:
- Materials Science
- Organic Electronics
- Photovoltaics
Background:
- Polymer solar cells (PSCs) offer advantages like low cost and flexibility over inorganic solar cells.
- Improving the power-conversion efficiency (PCE) of PSCs is critical for their widespread adoption.
- Conjugated polymer donors and fullerene acceptors are key components influencing PSC performance.
Purpose of the Study:
- To review recent advancements in high-efficiency fullerene-bisadduct acceptors for PSCs.
- To compare the properties and performance of various fullerene-bisadduct acceptors.
- To discuss the application of these acceptors in novel device architectures and with different polymer donors.
Main Methods:
- Focus review of literature on fullerene-bisadduct acceptors.
- Summarization and comparison of LUMO energy levels and photovoltaic performance data.
- Discussion of acceptor applications in advanced PSC designs.
Main Results:
- Fullerene-bisadduct acceptors, such as ICBA and IC70BA, show excellent photovoltaic performance with P3HT donor.
- High LUMO energy levels in these acceptors contribute to improved device efficiency.
- ICBA demonstrates versatility in new device structures and with alternative polymer donors.
Conclusions:
- Fullerene-bisadduct acceptors represent a significant development in enhancing PSC efficiency.
- Tailoring acceptor properties is vital for optimizing photovoltaic performance.
- Further research into novel acceptors and device configurations will drive PSC technology forward.
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