Fused octacyclic electron acceptor isomers for organic solar cells

2019 ◽  
Vol 7 (37) ◽  
pp. 21432-21437 ◽  
Author(s):  
Guilong Cai ◽  
Jingshuai Zhu ◽  
Yiqun Xiao ◽  
Mengyang Li ◽  
Kuan Liu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Electron Acceptor ◽  
Organic Solar Cells ◽  
Power Conversion ◽  
Electron Acceptors ◽  
Fused Ring ◽  
Conversion Efficiencies

We synthesize 2 new isomeric fused-ring electron acceptors BTIC and NTIC. BTIC and NTIC-based organic solar cells show power conversion efficiencies of 11.5–12.2%.

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...

A fluorene-core-based electron acceptor for fullerene-free BHJ organic solar cells—towards power conversion efficiencies over 10%

2018 ◽  
Vol 54 (32) ◽  
pp. 4001-4004 ◽  
Author(s):  
Suman Suman ◽  
Anirban Bagui ◽  
Ashish Garg ◽  
Barkha Tyagi ◽  
Vinay Gupta ◽  
...  
Keyword(s):  
Solar Cells ◽  
Solar Cell ◽  
Small Molecule ◽  
Electron Acceptor ◽  
Organic Solar Cells ◽  
Organic Solar Cell ◽  
Power Conversion ◽  
Conversion Efficiencies

A small molecule non-fullerene electron acceptor (SMNFEA), bearing a furan π-spacer and dicyano-n-hexyl rhodanine as flanking groups, was designed and synthesized for organic solar cell applications.

Non-fullerene organic solar cells based on diketopyrrolopyrrole polymers as electron donors and ITIC as an electron acceptor

2017 ◽  
Vol 19 (11) ◽  
pp. 8069-8075 ◽  
Author(s):  
Xudong Jiang ◽  
Yunhua Xu ◽  
Xiaohui Wang ◽  
Yang Wu ◽  
Guitao Feng ◽  
...  
Keyword(s):  
Solar Cells ◽  
Electron Acceptor ◽  
Organic Solar Cells ◽  
Power Conversion ◽  
Electron Donors ◽  
Conversion Efficiencies

Non-fullerene organic solar cells based on diketopyrrolopyrrole polymers as electron donors and ITIC as an electron acceptor were studied to show power conversion efficiencies of 4% with external quantum efficiencies above 0.4.

Importance of molecular rigidity on reducing the energy losses in organic solar cells: Implication from geometric relaxations of A-D-A electron acceptors

2021 ◽  
Author(s):  
Ruihong Duan ◽  
Guangchao Han ◽  
Lingbo Qu ◽  
Yuanping Yi
Keyword(s):  
Solar Cells ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Power Conversion ◽  
Electron Acceptors ◽  
Energy Losses ◽  
Donor Acceptor ◽  
Molecular Rigidity ◽  
Conversion Efficiencies

Owing to the emergence of small-molecule acceptors with acceptor-donor-acceptor (A-D-A) structures, organic solar cells (OSCs) have developed rapidly in recent years. Currently, the power conversion efficiencies (PCEs) of the OSCs...

Nonfullerene Electron Acceptors with Electron-deficient Units Containing Cyano Groups for Organic Solar Cells

2021 ◽  
Author(s):  
Bing Lu ◽  
Zhecheng Zhang ◽  
Jian Wang ◽  
Guilong Cai ◽  
Yue Ding ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Power Conversion ◽  
Electron Acceptors ◽  
Single Junction ◽  
Cyano Groups ◽  
Conversion Efficiencies

The performance of organic solar cells based on nonfullerene acceptors is improving rapidly, and nowadays the power conversion efficiencies of single-junction devices have achieved over 18%. Nonfullerene acceptors usually consist...

High LUMO energy pyrrolidinofullerenes as promising electron-acceptor materials for organic solar cells

2015 ◽  
Vol 3 (44) ◽  
pp. 11612-11617 ◽  
Author(s):  
A. V. Mumyatov ◽  
F. A. Prudnov ◽  
L. N. Inasaridze ◽  
O. A. Mukhacheva ◽  
P. A. Troshin
Keyword(s):  
Solar Cells ◽  
Electron Donor ◽  
Electron Acceptor ◽  
Organic Solar Cells ◽  
Power Conversion ◽  
Lumo Energy ◽  
Alkoxy Groups ◽  
Conversion Efficiencies

Appropriately designed pyrrolidinofullerenes loaded with electron donor alkoxy groups showed enhanced VOC and power conversion efficiencies in organic solar cells.

Asymmetric and Halogenated Fused‐Ring Electron Acceptor for Efficient Organic Solar Cells

2021 ◽  
pp. 2102189
Author(s):  
Jinlong Cai ◽  
Xue Zhang ◽  
Chuanhang Guo ◽  
Yuan Zhuang ◽  
Liang Wang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Electron Acceptor ◽  
Organic Solar Cells ◽  
Fused Ring

Nonfullerene acceptors for P3HT-based organic solar cells

2021 ◽  
Author(s):  
Shreyam Chatterjee ◽  
Seihou JINNAI ◽  
Yutaka Ie
Keyword(s):  
Solar Cells ◽  
High Power ◽  
Organic Solar Cells ◽  
Power Conversion ◽  
Conversion Efficiencies

Progressive advancement of remarkably high power conversion efficiencies (PCEs) of organic solar cells (OSCs) largely depends on the development of norfullerene acceptors (NFAs), revealing stupendous ability of OSCs to shift...

Recent advances, challenges and prospects in ternary organic solar cells

Nanoscale ◽  
2021 ◽  
Author(s):  
Congcong Zhao ◽  
Jiuxing Wang ◽  
Xuanyi Zhao ◽  
Zhonglin Du ◽  
Renqiang Yang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
High Performance ◽  
Power Conversion ◽  
The Past ◽  
Recent Advances ◽  
Conversion Efficiencies

The past decade has seen a tremendous development of organic solar cells (OSCs). To date, the high-performance OSCs have boosted the power conversion efficiencies (PCEs) over 17%, showing bright prospects...

Copolymers based on trialkylsilylethynyl-phenyl substituted benzodithiophene building block for efficient organic solar cells

2021 ◽  
Author(s):  
Haifen Liu ◽  
Zixuan Zhu ◽  
Huafeng Li ◽  
Weili Fan ◽  
Kaihua Ning ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Building Block ◽  
Power Conversion ◽  
Molecular Structures ◽  
The Past ◽  
Conversion Efficiencies

Non-fullerene acceptors have received a great deal of attention over the past several years, and numerous modifications on the molecular structures significantly boosted the power conversion efficiencies (PCEs). To be...

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