High-performance NIR-sensitive fused tetrathienoacene electron acceptors

2020 ◽  
Vol 8 (6) ◽  
pp. 3011-3017 ◽  
Author(s):  
Wei Wang ◽  
Heng Lu ◽  
Zhenyu Chen ◽  
Boyu Jia ◽  
Kejia Li ◽  
...  

Fused tetrathienoacene electron acceptors, F8IC1 and F10IC1, were synthesized and compared with thienothiophene-based F6IC. The organic solar cells based on F8IC1 and F10IC1 achieved higher efficiencies than those of the F6IC-based cells.

Author(s):  
Chuang Yao ◽  
Yezi Yang ◽  
Lei Li ◽  
Maolin Bo ◽  
Cheng Peng ◽  
...  

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...


Author(s):  
Ya-Nan Chen ◽  
Rui Zheng ◽  
Jing Wang ◽  
Hang Wang ◽  
Miao Li ◽  
...  

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...


2018 ◽  
Vol 6 (41) ◽  
pp. 11111-11117 ◽  
Author(s):  
Gang Li ◽  
Yu Zhang ◽  
Tao Liu ◽  
Shuaihua Wang ◽  
Dandan Li ◽  
...  

Through the coupling of acetylene substituted triphenylamine and pyran-annulated perylene diimides, two novel non-fullerene electron acceptors, coded as TPA-PDI2 and TPA-PDI3, were designed, synthesized and applied in BHJ organic solar cells.


2019 ◽  
Vol 7 (5) ◽  
pp. 2412-2420 ◽  
Author(s):  
Wei Gao ◽  
Fei Wu ◽  
Tao Liu ◽  
Guangye Zhang ◽  
Zhanxiang Chen ◽  
...  

Asymmetrical n-type molecules are high-performance multifunctional materials simultaneously used as ETMs or ILMs in PVKSCs and electron acceptors in OSCs.


2017 ◽  
Vol 5 (20) ◽  
pp. 4852-4857 ◽  
Author(s):  
Guangchao Han ◽  
Yuan Guo ◽  
Xiaoxian Song ◽  
Yue Wang ◽  
Yuanping Yi

Three-dimensional molecular packing and isotropic charge transport can be achieved through local π–π stacking between terminal acceptor units for A–π–A electron acceptors toward high-performance non-fullerene organic solar cells.


2020 ◽  
Vol 8 (6) ◽  
pp. 2186-2195
Author(s):  
Chunsheng Cai ◽  
Shanshan Chen ◽  
Li Li ◽  
Zhongyi Yuan ◽  
Xiaohong Zhao ◽  
...  

Three-dimensional SubNcTIs are excellent chromophores of solution processable electron acceptors towards high performance organic solar cells.


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