Journal ArticleDOI
Bay-linked perylene bisimides as promising non-fullerene acceptors for organic solar cells
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TLDR
A series of bay-linked perylene bisimides as non-fullerene acceptors for organic solar cells are designed and the best power conversion efficiency up to 3.63% is demonstrated by fine-tuning optoelectronic properties resulting from different degrees of twisting and flexibility by bay-linkages.About:
This article is published in Chemical Communications.The article was published on 2014-01-28. It has received 281 citations till now. The article focuses on the topics: Organic solar cell & Perylene.read more
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Non-fullerene acceptors for organic solar cells
TL;DR: Non-fullerene acceptors (NFAs) are currently a major focus of research in the development of bulk-heterojunction organic solar cells (OSCs) as mentioned in this paper.
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Nonfullerene Acceptor Molecules for Bulk Heterojunction Organic Solar Cells
Guangye Zhang,Jingbo Zhao,Philip C. Y. Chow,Kui Jiang,Jianquan Zhang,Zonglong Zhu,Jie Zhang,Fei Huang,He Yan,He Yan +9 more
TL;DR: Progress is summarized, aiming to describe the molecular design strategy, to provide insight into the structure-property relationship, and to highlight the challenges the field is facing, with emphasis placed on most recent nonfullerene acceptors that demonstrated top-of-the-line photovoltaic performances.
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Non-Fullerene Electron Acceptors for Use in Organic Solar Cells
Christian B. Nielsen,Sarah Holliday,Hung-Yang Chen,Samuel J. Cryer,Iain McCulloch,Iain McCulloch +5 more
TL;DR: The motivation to replace fullerene acceptors stems from their synthetic inflexibility, leading to constraints in manipulating frontier energy levels, as well as poor absorption in the solar spectrum range, and an inherent tendency to undergo postfabrication crystallization, resulting in device instability.
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Molecular Design of Benzodithiophene-Based Organic Photovoltaic Materials.
TL;DR: This review offered an overview of the organic photovoltaic materials based on BDT from the aspects of backbones, functional groups, alkyl chains, and device performance, trying to provide a guideline about the structure-performance relationship.
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Critical review of the molecular design progress in non-fullerene electron acceptors towards commercially viable organic solar cells
Andrew Wadsworth,Maximilian Moser,Adam Marks,Mark Little,Nicola Gasparini,Nicola Gasparini,Christoph J. Brabec,Derya Baran,Iain McCulloch,Iain McCulloch +9 more
TL;DR: This review explores the structure-property relationships of a library of non-fullerene acceptors, highlighting the important chemical modifications that have led to progress in the field and provides an outlook for future innovations in electron acceptors for use in organic photovoltaics.
References
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Polymer photovoltaic cells : enhanced efficiencies via a network of internal donor-acceptor heterojunctions
TL;DR: In this paper, the carrier collection efficiency and energy conversion efficiency of polymer photovoltaic cells were improved by blending of the semiconducting polymer with C60 or its functionalized derivatives.
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Enhanced power-conversion efficiency in polymer solar cells using an inverted device structure
TL;DR: In this article, the authors showed that PFN can be incorporated into polymer light-emitting devices (PLEDs) to enhance electron injection from high-work-function metals such as aluminium (work function w of 4.3 eV) and gold (w ¼ 5.2 eV).
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A polymer tandem solar cell with 10.6% power conversion efficiency
Jingbi You,Letian Dou,Ken Yoshimura,Takehito Kato,Kenichiro Ohya,Tom Moriarty,Keith Emery,Chun-Chao Chen,Jing Gao,Gang Li,Yang Yang +10 more
TL;DR: The development of a high-performance low bandgap polymer that enables a solution processed tandem solar cell with certified 10.6% power conversion efficiency under standard reporting conditions, which is the first certified polymer solar cell efficiency over 10%.
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Processing Additives for Improved Efficiency from Bulk Heterojunction Solar Cells
Jae-Kwan Lee,Wanli Ma,Christoph J. Brabec,Jonathan D. Yuen,Ji Sun Moon,Jin Young Kim,Kwanghee Lee,Guillermo C. Bazan,Alan J. Heeger +8 more
TL;DR: Using 1,8-diiodooctane as the processing additive, the efficiency of the BHJ solar cells was improved and the efficiency rating was improved from 3.4% (for the reference device) to 5.1%.
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Solution-processed small-molecule solar cells with 6.7% efficiency
Yanming Sun,Gregory C. Welch,Wei Lin Leong,Christopher J. Takacs,Guillermo C. Bazan,Alan J. Heeger +5 more
TL;DR: Efficient solution-processed SM BHJ solar cells based on a new molecular donor, DTS(PTTh(2))(2) are reported and it is demonstrated that solar cells fabricated from small donor molecules can compete with their polymeric counterparts.