Molecular engineering of acceptors to control aggregation for optimized nonfullerene solar cells

2020 ◽  
Vol 8 (11) ◽  
pp. 5458-5466 ◽  
Author(s):  
Linqiang Yang ◽  
Zhenghao Hu ◽  
Zhuohan Zhang ◽  
Jinru Cao ◽  
Hongtao Wang ◽  
...  

Dual molecular engineering of alkyl side chains and halogen accepting ends of asymmetric fused-ring acceptors has been proposed for controlling aggregation for optimize organic solar cells (OSCs).

2019 ◽  
Vol 3 (4) ◽  
pp. 702-708 ◽  
Author(s):  
Haohao Feng ◽  
Xin Song ◽  
Ming Zhang ◽  
Jiangsheng Yu ◽  
Zhuohan Zhang ◽  
...  

Two novel dithieno[3,2-b:2,3-d]pyrrol fused electron acceptors (FREAs) with branched alkyl side-chains have been developed.


2019 ◽  
Vol 7 (9) ◽  
pp. 4313-4333 ◽  
Author(s):  
Hongtao Wang ◽  
Jinru Cao ◽  
Jiangsheng Yu ◽  
Zhuohan Zhang ◽  
Renyong Geng ◽  
...  

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


2018 ◽  
Vol 2 (5) ◽  
pp. 959-968 ◽  
Author(s):  
Tanja D. Leitner ◽  
Astrid Vogt ◽  
Duško Popović ◽  
Elena Mena-Osteritz ◽  
Karsten Walzer ◽  
...  

Acceptor-substituted S,N-heteropentacenes with systematically varied alkyl side chains were prepared and implemented as donors in vacuum-processed OSCs giving devices with efficiencies in the range of 4–6%. An odd–even effect with respect to the length of the alkyl side chains is noted.


2017 ◽  
Vol 5 (26) ◽  
pp. 13748-13756 ◽  
Author(s):  
Gaël H. L. Heintges ◽  
Pieter J. Leenaers ◽  
René A. J. Janssen

The effects of cold and hot processing on the performance of polymer–fullerene solar cells are investigated for polymers designed to exhibit temperature-dependent aggregation in solution via second-position branched alkyl side chains.


2017 ◽  
Vol 29 (42) ◽  
pp. 1703527 ◽  
Author(s):  
Shiyu Feng ◽  
Cai'e Zhang ◽  
Yahui Liu ◽  
Zhaozhao Bi ◽  
Zhe Zhang ◽  
...  

Author(s):  
Xudong Jiang ◽  
Wenyue Xue ◽  
Wenbin Lai ◽  
Dongdong Xia ◽  
Qiaomei Chen ◽  
...  

In this work, the effect of alky side units of double-cable conjugated polymers on the photovoltaic performance of single-component organic solar cells (SCOSCs) was systematically studied. Four double-cable conjugated polymers...


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