scholarly journals Morphology and carrier non-geminate recombination dynamics regulated by solvent additive in polymer/fullerene solar cells

RSC Advances ◽  
2020 ◽  
Vol 10 (39) ◽  
pp. 23128-23135
Author(s):  
Ming-Ming Huo ◽  
Rong Hu ◽  
Qing-Shan Zhang ◽  
Shaoting Chen ◽  
Xing Gao ◽  
...  
Keyword(s):  
Solar Cells ◽  
Geminate Recombination ◽  
Solvent Additive ◽  
Recombination Dynamics

The device (PBDTTT-E:PC71BM) with DIO treated show lower non-geminate combination rate (krec) and non-geminate combination current (JNGR). This indicates that DIO treatment can restrain the non-geminate recombination, realizing the higher Jsc and FF.

Non-geminate Recombination Limits Fill Factor in Polymer:ITIC Bulk Heterojunction Solar Cells

2019 ◽  
Author(s):  
Jafar Khan ◽  
Yuliar Firdaus ◽  
Federico Cruciani ◽  
Shengjian Liu ◽  
Denis Andrienko ◽  
...  
Keyword(s):  
Solar Cells ◽  
Fill Factor ◽  
Bulk Heterojunction ◽  
Geminate Recombination ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells

Non-geminate Recombination Limits Fill Factor in Polymer:ITIC Bulk Heterojunction Solar Cells

2019 ◽  
Author(s):  
Jafar Khan ◽  
Yuliar Firdaus ◽  
Federico Cruciani ◽  
Shengjian Liu ◽  
Denis Andrienko ◽  
...  
Keyword(s):  
Solar Cells ◽  
Fill Factor ◽  
Bulk Heterojunction ◽  
Geminate Recombination ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells

Revealing the role of solvent additives on morphology and energy loss in benzodifuran polymer based non-fullerene organic solar cells

2021 ◽  
Author(s):  
Zhi Zheng ◽  
Enfang He ◽  
Jie Wang ◽  
Zhaotong Qin ◽  
Tianqi Niu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Energy Loss ◽  
Organic Solar Cells ◽  
Opposite Effect ◽  
Effective Strategy ◽  
Highly Efficient ◽  
Solvent Additive ◽  
Role Of Solvent

Solvent additive (SA) treatment is the most effective strategy to obtain highly efficient non-fullerene organic solar cells (NF-OSCs). However, NF-OSCs with SA treatment usually exhibits different or even opposite effect...

The influence of hierarchical TiO2 microspheres on the trap state distribution and charge transport/recombination dynamics in quantum dot sensitized solar cells

RSC Advances ◽  
2015 ◽  
Vol 5 (41) ◽  
pp. 32110-32117 ◽  
Author(s):  
Xiao-Juan Shi ◽  
Yi Wang ◽  
Dapeng Wu ◽  
Yujun Qin ◽  
Xi-Cheng Ai ◽  
...  
Keyword(s):  
Solar Cells ◽  
Quantum Dot ◽  
Charge Transport ◽  
Trap State ◽  
State Distribution ◽  
Tio2 Microspheres ◽  
Sensitized Solar Cells ◽  
Recombination Dynamics

The trap state distributions in hierarchical TiO2 microspheres and their influence on charge transport/recombination dynamics.

A low boiling-point and low-cost fluorinated additive improves the efficiency and stability of organic solar cells

2020 ◽  
Vol 8 (43) ◽  
pp. 15296-15302
Author(s):  
Shaman Li ◽  
Qing Ma ◽  
Shanshan Chen ◽  
Lei Meng ◽  
Jinyuan Zhang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Organic Solar Cells ◽  
Boiling Point ◽  
Low Cost ◽  
Power Conversion ◽  
Solvent Additive

Low boiling-point and low-cost 1,4-difluorobenzene was used as solvent additive to optimize the power conversion efficiency and stability of organic solar cells.

A novel quasi-two-dimensional fused-perylenediimide electron acceptor for solvent additive-free non-fullerene organic solar cells

2020 ◽  
Vol 175 ◽  
pp. 108119 ◽  
Author(s):  
Yuli Yin ◽  
Zhi Zheng ◽  
Ming Liu ◽  
Shiyong Gao ◽  
Fengyun Guo ◽  
...  
Keyword(s):  
Solar Cells ◽  
Electron Acceptor ◽  
Organic Solar Cells ◽  
Two Dimensional ◽  
Solvent Additive

Surface and Interfacial Morphology of Bulk Heterojunction Layers in Organic Solar Cells with Solvent Additive

2019 ◽  
Vol 75 (7) ◽  
pp. 498-502
Author(s):  
Ajeong Kim ◽  
Jiho Lee ◽  
Jerome Carnis ◽  
Gukil An ◽  
Jinback Kang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Bulk Heterojunction ◽  
Interfacial Morphology ◽  
Solvent Additive

Halogenation on benzo[1,2-b:4,5-b′]difuran polymers for solvent additive-free non-fullerene polymer solar cells with efficiency exceeding 11%

2020 ◽  
Vol 8 (1) ◽  
pp. 139-146
Author(s):  
Enfang He ◽  
Yi Lu ◽  
Zhi Zheng ◽  
Fengyun Guo ◽  
Shiyong Gao ◽  
...  
Keyword(s):  
Solar Cells ◽  
Polymer Solar Cells ◽  
Wide Bandgap ◽  
Side Chains ◽  
Two Dimensional ◽  
Solvent Additive

In this work, two novel two-dimensional (2D) benzo[1,2-b:4,5-b′]difuran (BDF)-based wide bandgap polymers were designed using a halogenation strategy by incorporating fluorine- and chlorine-substituted conjugated side chains, respectively.

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