Non-halogenated solvent-processed ternary-blend solar cells via alkyl-side-chain engineering of a non-fullerene acceptor and their application in large-area devices

2020 ◽  
Vol 8 (20) ◽  
pp. 10318-10330 ◽  
Author(s):  
Taeho Lee ◽  
Sora Oh ◽  
Shafket Rasool ◽  
Chang Eun Song ◽  
Dongwook Kim ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Side Chain ◽  
Ternary Blend ◽  
Alkyl Side Chain ◽  
Large Area

Ternary-blend organic solar cells based on a novel asymmetric non-fullerene acceptor (T2-OEHRH) processed from a non-halogenated solvent exhibit impressive PCEs of 12.10% and 9.32% in small- and large-area devices, respectively.

scholarly journals Alkyl-Side-Chain Engineering of Nonfused Nonfullerene Acceptors with Simultaneously Improved Material Solubility and Device Performance for Organic Solar Cells

ACS Omega ◽  
2021 ◽  
Vol 6 (7) ◽  
pp. 4562-4573
Author(s):  
Taeho Lee ◽  
Chang Eun Song ◽  
Sang Kyu Lee ◽  
Won Suk Shin ◽  
Eunhee Lim
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Side Chain ◽  
Device Performance ◽  
Alkyl Side Chain

Alkyl side-chain and fluorination engineering in the indeno[1,2-b]fluorene-based small-molecule acceptors for efficient non-fullerene organic solar cells

2019 ◽  
Vol 160 ◽  
pp. 432-438 ◽  
Author(s):  
Zhijing Lin ◽  
Kunxiang Huang ◽  
Zhaolong Wang ◽  
Xianjie Chen ◽  
Jing Sun ◽  
...  
Keyword(s):  
Solar Cells ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Side Chain ◽  
Alkyl Side Chain

Stable large area organic solar cells realized by using random terpolymers donors combined with a ternary blend

2019 ◽  
Vol 7 (23) ◽  
pp. 14199-14208 ◽  
Author(s):  
Xiaopeng Xu ◽  
Zhaozhao Bi ◽  
Wei Ma ◽  
Guangjun Zhang ◽  
He Yan ◽  
...  
Keyword(s):  
Solar Cells ◽  
Charge Transfer ◽  
Organic Solar Cells ◽  
Small Area ◽  
Ternary Blend ◽  
Large Area ◽  
Absorption Energy

The combination of terpolymer and ternary blend strategies contributed to stable nonfullerene organic solar cells with improved absorption, energy and charge transfer as well as optimized morphology, resulting in a high PCE of 13.63% in small area devices and 11.43% in large area devices.

Green solvent-processed efficient non-fullerene organic solar cells enabled by low-bandgap copolymer donors with EDOT side chains

2019 ◽  
Vol 7 (2) ◽  
pp. 716-726 ◽  
Author(s):  
Chentong Liao ◽  
Ming Zhang ◽  
Xiaopeng Xu ◽  
Feng Liu ◽  
Ying Li ◽  
...  
Keyword(s):  
Solar Cells ◽  
Energy Level ◽  
Organic Solar Cells ◽  
Carrier Mobility ◽  
Side Chain ◽  
Ternary Blend ◽  
Side Chains ◽  
Green Solvent ◽  
Low Bandgap ◽  
Blend Morphology

By a combination of side chain and ternary blend strategies, novel BDT-TT-based copolymer donors were developed to improve the green solvent solubility, crystallinity, energy level, carrier mobility and blend morphology. Non-fullerene binary and ternary blend devices based on PTB-EDOTS exhibited high PCEs of 10.18% and 12.26%, respectively.

Fine-tuning of Side-chain Orientations on Nonfullerene Acceptors Enables Organic Solar Cells with 17.7% Efficiency

2021 ◽  
Author(s):  
Gaoda CHAI ◽  
Yuan Chang ◽  
Jianquan Zhang ◽  
Xiaopeng Xu ◽  
Liyang Yu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Fine Tuning ◽  
Side Chain

Side-chain engineering has been shown to be an important strategy to optimize Y-series nonfullerene acceptors (NFAs). Most previous reports were focusing on changing the branching positions and size of the...

scholarly journals The progress and prospects of non-fullerene acceptors in ternary blend organic solar cells

2018 ◽  
Vol 5 (2) ◽  
pp. 206-221 ◽  
Author(s):  
Weidong Xu ◽  
Feng Gao
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Ternary Blend

This review summarizes the advantages of non-fullerene acceptors and their applications in ternary blend organic solar cells.

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