Fluorinated End Group Enables High‐Performance All‐Polymer Solar Cells with Near‐Infrared Absorption and Enhanced Device Efficiency over 14%

2020 ◽  
pp. 2003171
Author(s):  
Han Yu ◽  
Zhenyu Qi ◽  
Jianwei Yu ◽  
Yiqun Xiao ◽  
Rui Sun ◽  
...  
Keyword(s):  
Solar Cells ◽  
Infrared Absorption ◽  
High Performance ◽  
Near Infrared ◽  
Polymer Solar Cells ◽  
Device Efficiency ◽  
End Group

An A–D–D–A-type non-fullerene small-molecule acceptor with strong near-infrared absorption for high performance polymer solar cells

2019 ◽  
Vol 7 (42) ◽  
pp. 13301-13306 ◽  
Author(s):  
Hua Tan ◽  
Xiangjun Zheng ◽  
Jianing Zhu ◽  
Junting Yu ◽  
Weiguo Zhu
Keyword(s):  
Solar Cells ◽  
Small Molecule ◽  
Infrared Absorption ◽  
High Performance ◽  
Near Infrared ◽  
Polymer Solar Cells ◽  
High Performance Polymer ◽  
End Groups

An A–D–D–A-type near-infrared non-fullerene small-molecule acceptor IDT2-DFIC with indacenodithiophene–indacenodithiophene (IDT2) as donating core and 2-(5,6-difluoro-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile (2FIC) as electron withdrawing end groups has been synthesized.

scholarly journals A New Nonfullerene Acceptor with Near Infrared Absorption for High Performance Ternary-Blend Organic Solar Cells with Efficiency over 13%

2018 ◽  
Vol 5 (6) ◽  
pp. 1800307 ◽  
Author(s):  
Huan-Huan Gao ◽  
Yanna Sun ◽  
Xiangjian Wan ◽  
Xin Ke ◽  
Huanran Feng ◽  
...  
Keyword(s):  
Solar Cells ◽  
Infrared Absorption ◽  
Organic Solar Cells ◽  
High Performance ◽  
Near Infrared ◽  
Ternary Blend ◽  
Nonfullerene Acceptor

scholarly journals Fused Tris(thienothiophene)-Based Electron Acceptor with Strong Near-Infrared Absorption for High-Performance As-Cast Solar Cells

2018 ◽  
Vol 30 (10) ◽  
pp. 1705969 ◽  
Author(s):  
Tengfei Li ◽  
Shuixing Dai ◽  
Zhifan Ke ◽  
Langxuan Yang ◽  
Jiayu Wang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Electron Acceptor ◽  
Infrared Absorption ◽  
High Performance ◽  
Near Infrared

Insertion of double bond π-bridges of A–D–A acceptors for high performance near-infrared polymer solar cells

2017 ◽  
Vol 5 (43) ◽  
pp. 22588-22597 ◽  
Author(s):  
Xiaojun Li ◽  
Tinghai Yan ◽  
Haijun Bin ◽  
Guangchao Han ◽  
Lingwei Xue ◽  
...  
Keyword(s):  
Solar Cells ◽  
Double Bond ◽  
High Performance ◽  
Near Infrared ◽  
Polymer Solar Cells ◽  
Photovoltaic Performance ◽  
Broad Absorption ◽  
Low Bandgap ◽  
Donor And Acceptor

A low bandgap n-OS molecule SJ-IC was synthesized by inserting double bond π-bridges between the donor and acceptor units of IDT-IC, and SJ-IC as an acceptor shows broad absorption and improved photovoltaic performance when using a broad bandgap polymer J61 as a donor.

A near-infrared non-fullerene electron acceptor for high performance polymer solar cells

2017 ◽  
Vol 10 (7) ◽  
pp. 1610-1620 ◽  
Author(s):  
Yongxi Li ◽  
Lian Zhong ◽  
Bhoj Gautam ◽  
Hai-Jun Bin ◽  
Jiu-Dong Lin ◽  
...  
Keyword(s):  
Solar Cells ◽  
Electron Acceptor ◽  
Organic Photovoltaics ◽  
High Performance ◽  
Near Infrared ◽  
Polymer Solar Cells ◽  
Semiconductor Materials ◽  
Low Bandgap ◽  
High Performance Polymer ◽  
Interesting Family

Low-bandgap polymers/molecules are an interesting family of semiconductor materials, and have enabled many recent exciting breakthroughs in the field of organic electronics, especially for organic photovoltaics (OPVs).

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