scholarly journals Effect of fluorination on n-type conjugated polymers for all-polymer solar cells

RSC Advances ◽  
2017 ◽  
Vol 7 (28) ◽  
pp. 17076-17084 ◽  
Author(s):  
Xiangzhi Li ◽  
Xiaoyuan Liu ◽  
Po Sun ◽  
Yaomiao Feng ◽  
Haiquan Shan ◽  
...  
Keyword(s):  
Solar Cells ◽  
Conjugated Polymers ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Naphthalene Diimide ◽  
Donor Acceptor

Incorporation of a different number of fluorine atoms on the donor portion of naphthalene diimide (NDI) based donor–acceptor conjugated polymers significantly affected the solar cell's power conversion efficiency from 0.67% to 2.50%.

Novel donor–acceptor polymers containing o-fluoro-p-alkoxyphenyl-substituted benzo[1,2-b:4,5-b′]dithiophene units for polymer solar cells with power conversion efficiency exceeding 9%

2016 ◽  
Vol 4 (26) ◽  
pp. 10212-10222 ◽  
Author(s):  
Ning Wang ◽  
Weichao Chen ◽  
Wenfei Shen ◽  
Linrui Duan ◽  
Meng Qiu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Two Dimensional ◽  
Donor Acceptor ◽  
Additive Treatment

A PCE of 9.02% for a two-dimensional polymer as donor applied in solar cells was obtained without any additive treatment.

2D expanded conjugated polymers with non-fullerene acceptors for efficient polymer solar cells

2018 ◽  
Vol 6 (7) ◽  
pp. 1753-1758 ◽  
Author(s):  
Shuguang Wen ◽  
Weichao Chen ◽  
Gongyue Huang ◽  
Wenfei Shen ◽  
Huizhou Liu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Solar Cell ◽  
Conjugated Polymers ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Polymer Solar Cells ◽  
Power Conversion

2D expanded conjugated polymers show a power conversion efficiency of 8.03% in non-fullerene solar cell devices with a high JSC of over 17 mA cm−2.

High voltage all polymer solar cells with a polymer acceptor based on NDI and benzotriazole

2019 ◽  
Vol 7 (29) ◽  
pp. 9031-9037 ◽  
Author(s):  
Qing Ma ◽  
Xiaonan Xue ◽  
Lian Zhong ◽  
Indunil Angunawela ◽  
Shanshan Chen ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
High Voltage ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Naphthalene Diimide ◽  
Polymer Acceptor ◽  
Conjugated Copolymer

A new n-type conjugated copolymer LA03 based on naphthalene diimide and benzotriazole with thiophene π-bridges was synthesized, and the all polymer solar cells with PBDB-T as donor and LA03 as acceptor achieved a power conversion efficiency of 6.49%.

Enhancing the power conversion efficiency of polymer solar cells to 9.26% by a synergistic effect of fluoro and carboxylate substitution

2016 ◽  
Vol 4 (21) ◽  
pp. 8097-8104 ◽  
Author(s):  
Yahui Liu ◽  
Wenchao Zhao ◽  
Yang Wu ◽  
Jicheng Zhang ◽  
Guangwu Li ◽  
...  
Keyword(s):  
Solar Cells ◽  
Synergistic Effect ◽  
Conjugated Polymers ◽  
Power Conversion Efficiency ◽  
Functional Groups ◽  
Conversion Efficiency ◽  
Open Circuit Voltage ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Open Circuit

Two conjugated polymers (P1, P2) were designed and used as donor materials for polymer solar cells. The open-circuit voltage was significantly improved to 0.85 V. The synergistic effect of combined carboxylate and fluoro functional groups promoted the PCE to as high as 9.26%.

A new fluoropyrido[3,4-b]pyrazine based polymer for efficient photovoltaics

2017 ◽  
Vol 8 (14) ◽  
pp. 2227-2234 ◽  
Author(s):  
Tao Wang ◽  
Lihui Jiang ◽  
Jun Yuan ◽  
Liuliu Feng ◽  
Zhi-Guo Zhang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Electron Donor ◽  
Conjugated Polymer ◽  
Polymer Solar Cells ◽  
Power Conversion

Using a fluoropyrido[3,4-b]pyrazine based 2D-conjugated polymer as an electron donor in polymer solar cells, a power conversion efficiency of 6.2% is obtained, which is the highest PCE among the PP-based polymers reported to date.

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