Dihydropyreno[1,2-b:6,7-b′]dithiophene based electron acceptors for high efficiency as-cast organic solar cells

2019 ◽  
Vol 7 (11) ◽  
pp. 5943-5948 ◽  
Author(s):  
Pengcheng Jiang ◽  
Hao Lu ◽  
Qing-Qing Jia ◽  
Shiyu Feng ◽  
Cuihong Li ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
High Efficiency ◽  
Electron Acceptors ◽  
Fused Ring

Two novel fused ring electron acceptors PDT and PDT-T have been designed, synthesized and used in organic solar cells.

Isomeric effect of fluorene-based fused-ring electron acceptors to achieve high-efficiency organic solar cells

2020 ◽  
Vol 8 (10) ◽  
pp. 5315-5322 ◽  
Author(s):  
Yung-Jing Xue ◽  
Fong-Yi Cao ◽  
Po-Kai Huang ◽  
Yen-Chen Su ◽  
Yen-Ju Cheng
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
High Efficiency ◽  
Molecular Design ◽  
Electron Acceptors ◽  
Fused Ring ◽  
Isomeric Effect

A TT-terminal ladder-type donor is generally a better molecular design than the corresponding T-terminal ladder-type isomer for the development of new A–D–A NFEAs.

Molecular engineering of central fused-ring cores of non-fullerene acceptors for high-efficiency organic solar cells

2019 ◽  
Vol 7 (9) ◽  
pp. 4313-4333 ◽  
Author(s):  
Hongtao Wang ◽  
Jinru Cao ◽  
Jiangsheng Yu ◽  
Zhuohan Zhang ◽  
Renyong Geng ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
High Efficiency ◽  
Molecular Engineering ◽  
Electron Acceptors ◽  
Fused Ring

Core engineering on fused-ring electron acceptors for high-efficiency OSCs is reviewed.

Tuning terminal aromatics of electron acceptors to achieve high-efficiency organic solar cells

2019 ◽  
Vol 7 (48) ◽  
pp. 27632-27639 ◽  
Author(s):  
Ran Qin ◽  
Di Wang ◽  
Guanqing Zhou ◽  
Zhi-Peng Yu ◽  
Shuixing Li ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
High Efficiency ◽  
Electron Acceptors ◽  
Hole Transfer

The structural tuning of non-fullerene acceptors with extended terminal aromatics enables faster hole transfer from the acceptor to the donor at smaller energy offsets, thereby achieving high efficiency in organic solar cells.

Replacing Cyano (−C≡N) Group to Design Environmentally Friendly Fused-ring Electron Acceptors

2021 ◽  
Author(s):  
Chuang Yao ◽  
Yezi Yang ◽  
Lei Li ◽  
Maolin Bo ◽  
Cheng Peng ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Organic Solar Cells ◽  
High Performance ◽  
Cyano Group ◽  
Power Conversion ◽  
Electron Acceptors ◽  
Fused Ring ◽  
Electron Withdrawing Group

Cyano-group (−C≡N) is an electron-withdrawing group, which has been widely used to construct high-performance fused-ring electron acceptors (FREAs). Benefiting from these FREAs, the power conversion efficiency of organic solar cells...

scholarly journals Tuning of the conformation of asymmetric nonfullerene acceptors for efficient organic solar cells

2019 ◽  
Vol 7 (39) ◽  
pp. 22279-22286 ◽  
Author(s):  
Linqiang Yang ◽  
Xin Song ◽  
Jiangsheng Yu ◽  
Hongtao Wang ◽  
Zhuohan Zhang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Electron Acceptors ◽  
Fused Ring

In this work, three dithieno[3,2-b:2′,3′-d]pyrrol fused-ring electron acceptors (IPT-2F, IPTT-2F, and IPTTT-2F) have been successfully developed as efficient asymmetric nonfullerene acceptors (NFAs) for organic solar cells (OSCs).

Enhancing the Performance of Organic Solar Cells by Hierarchically Supramolecular Self-Assembly of Fused-Ring Electron Acceptors

2018 ◽  
Vol 30 (13) ◽  
pp. 4307-4312 ◽  
Author(s):  
Yahui Liu ◽  
Cai’e Zhang ◽  
Dan Hao ◽  
Zhe Zhang ◽  
Liangliang Wu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Self Assembly ◽  
Electron Acceptors ◽  
Fused Ring

Improving the Performance of Organic Solar Cells by Side Chain Engineering of Fused Ring Electron Acceptors

2021 ◽  
Author(s):  
Ya-Nan Chen ◽  
Rui Zheng ◽  
Jing Wang ◽  
Hang Wang ◽  
Miao Li ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
High Performance ◽  
Molecular Design ◽  
Electron Acceptors ◽  
Side Chain ◽  
Design Strategies ◽  
Fused Ring ◽  
Photoactive Materials

The side chain engineering of the photoactive materials is one of the most commonly used molecular design strategies for developing high performance organic solar cells (OSCs). Herein, two alkyl (or...

Enhancing phase separation with a conformation-locked nonfullerene acceptor for over 14.4% efficiency solar cells

2019 ◽  
Vol 7 (42) ◽  
pp. 13279-13286 ◽  
Author(s):  
Zhuohan Zhang ◽  
Xin Liu ◽  
Jiangsheng Yu ◽  
Hongtao Wang ◽  
Ming Zhang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Phase Separation ◽  
Organic Solar Cells ◽  
Electron Acceptors ◽  
Active Layers ◽  
Fused Ring ◽  
Molecular Backbone ◽  
Fine Tune ◽  
Nonfullerene Acceptor

The molecular backbone design and sidechain control are both considered for fused-ring electron acceptors to fine-tune the morphology and miscibility of the active layers for organic solar cells.

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