Elucidating the key role of fluorine in improving the charge mobility of electron acceptors for non-fullerene organic solar cells by multiscale simulations

2018 ◽  
Vol 6 (18) ◽  
pp. 4912-4918 ◽  
Author(s):  
Chuang Yao ◽  
Cheng Peng ◽  
Yezi Yang ◽  
Lei Li ◽  
Maolin Bo ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Electron Mobility ◽  
Electron Acceptors ◽  
Multiscale Simulations ◽  
Charge Mobility ◽  
Π Interactions

F–π interactions play a key role in improving the electron mobility of fluorinated electron acceptors for non-fullerene OSCs.

Incorporation of two electron acceptors to improve the electron mobility and stability of perovskite solar cells

2019 ◽  
Vol 7 (27) ◽  
pp. 8344-8349 ◽  
Author(s):  
Xianglan Tang ◽  
Shuqin Xiao ◽  
Qingxia Fu ◽  
Yiwang Chen ◽  
Ting Hu
Keyword(s):  
Solar Cells ◽  
Electron Mobility ◽  
Perovskite Solar Cells ◽  
Electron Acceptors ◽  
Charge Mobility ◽  
Device Stability

A PCBM:ITIC mixture interlayer was formed on perovskite to improve charge mobility and device stability.

Elucidating the Role of Heterojunction Interface in Exciton Harvest and Charge Collection of Organic Solar Cells through Planar Heterojunction Structure

2021 ◽  
Author(s):  
Quanbin Liang ◽  
Yuan Xie ◽  
Hongbin Wu
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Organic Solar Cells ◽  
Power Conversion ◽  
Electron Acceptors ◽  
Charge Collection ◽  
Rapid Progress ◽  
Heterojunction Structure ◽  
Planar Heterojunction

The rapid progress in the development of non-fullerene electron acceptors has led to key breakthroughs in the power conversion efficiency of organic solar cells (OSCs). Nevertheless, the development of non-fullerene...

Fluorination increases the electron mobility of zinc azadipyrromethene-based electron acceptors and enhances the performance of fullerene-free organic solar cells

2018 ◽  
Vol 6 (15) ◽  
pp. 3990-3998 ◽  
Author(s):  
Sandra Pejić ◽  
Anna M. Thomsen ◽  
Forrest S. Etheridge ◽  
Roshan Fernando ◽  
Chunlai Wang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Electron Mobility ◽  
Electron Acceptors ◽  
Bimolecular Recombination ◽  
Planar Electron

Strategic fluorination of non-planar electron acceptors reduces bimolecular recombination in OPVs and significantly enhances the electron mobility to ∼10−3 cm2 V−1 s−1 in diodes.

scholarly journals The crucial role of end group planarity for fused-ring electron acceptors in organic solar cells

2019 ◽  
Vol 3 (8) ◽  
pp. 1642-1652 ◽  
Author(s):  
Jeromy J. Rech ◽  
Nicole Bauer ◽  
David Dirkes ◽  
Joseph Kaplan ◽  
Zhengxing Peng ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Crucial Role ◽  
Electron Acceptors ◽  
Π Stacking ◽  
Fused Ring ◽  
End Group

Planar acceptor moieties in FREAs are necessary, as expanding the π–π stacking by only 1 Å disrupts the packing and decreases performance.

Ethynyl-linked perylene bisimide based electron acceptors for non-fullerene organic solar cells

2018 ◽  
Vol 29 (2) ◽  
pp. 325-327 ◽  
Author(s):  
Changshi Yu ◽  
Yunhua Xu ◽  
Shijie Liang ◽  
Xudong Jiang ◽  
Guitao Feng ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Electron Acceptors ◽  
Perylene Bisimide

Effects of lateral-chain thiophene fluorination on morphology and charge transport of BDT-T based small molecule donors: A study with multiscale simulations

2021 ◽  
Author(s):  
Chunlin Xu ◽  
Chuang Yao ◽  
Shaohui Zheng
Keyword(s):  
Solar Cells ◽  
Charge Transport ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Building Block ◽  
Multiscale Simulations

Thiophene substituted benzo[1,2-b:4,5-b′]dithiophene (BDT-T) is widely used as the building block of promising donor materials in organic solar cells (OSCs). Fluorination on the lateral-chain thiophenes of BDT-T is a considerable...

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