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).

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.

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...

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...

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.

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.

Tuning the dipole moments of nonfullerene acceptors with an asymmetric terminal strategy for highly efficient organic solar cells

2019 ◽  
Vol 7 (15) ◽  
pp. 8889-8896 ◽  
Author(s):  
Miao Li ◽  
Yuanyuan Zhou ◽  
Jianqi Zhang ◽  
Jinsheng Song ◽  
Zhishan Bo
Keyword(s):  
Solar Cells ◽  
Thick Film ◽  
Organic Solar Cells ◽  
Dipole Moments ◽  
Electron Acceptors ◽  
Photovoltaic Devices ◽  
Highly Efficient ◽  
Fused Ring

Fused-ring electron acceptors with asymmetric terminals for highly efficient thick-film photovoltaic devices.

Organic Photovoltaic Electron Acceptors Behaving Aggregation-Induced Emission for Reduced Nonradiative Recombination

2021 ◽  
Author(s):  
Yawen Li ◽  
Yihang Zhang ◽  
Xia Zuo ◽  
Yuze Lin
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Electron Acceptors ◽  
Organic Photovoltaic ◽  
Nonradiative Recombination ◽  
Aggregation Induced Emission ◽  
Photovoltaic Materials ◽  
Fused Ring

We introduce a facile method to attach aggregation-induced emission (AIE) properties to fused ring electron acceptors by tetraphenylethylene decoration. Organic solar cells (OSCs) based on the AIE photovoltaic materials showed...

Evaluating the Nature of Vertical Excited-States of Fused-Ring Electron Acceptors Using TD-DFT and Density-Based Charge Transfer

2021 ◽  
Author(s):  
Weihua Tang ◽  
Amjad Ali ◽  
Muhammad Imran Rafiq ◽  
Baojing Zhou
Keyword(s):  
Solar Cells ◽  
Charge Transfer ◽  
Absorption Spectra ◽  
Excited States ◽  
Organic Solar Cells ◽  
Electron Acceptors ◽  
Electronic Transitions ◽  
Td Dft ◽  
Fused Ring ◽  
Donor Acceptor

The acceptor-donor-acceptor structured fused-ring electron acceptors (FREAs) are the utmost efficient electron acceptors used in organic solar cells (OSCs). Typically, several efficient electronic transitions contribute to the absorption spectra of...

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