4,7-Di-2-thienyl-2,1,3-benzothiadiazole with hexylthiophene side chains and a benzodithiophene based copolymer for efficient organic solar cells

2015 ◽  
Vol 6 (24) ◽  
pp. 4415-4423 ◽  
Author(s):  
Junzhen Ren ◽  
Xichang Bao ◽  
Liangliang Han ◽  
Jiuxing Wang ◽  
Meng Qiu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Polymer Solar Cells ◽  
Side Chain ◽  
Side Chains

A hexylthiophene side chain can induce conformational torsion a polymer with a BDT-DTBT backbone. HighVocand PCE polymer solar cells can be achieved.

Donor polymer based on alkylthiophene side chains for efficient non-fullerene organic solar cells: insights into fluorination and side chain effects on polymer aggregation and blend morphology

2018 ◽  
Vol 6 (46) ◽  
pp. 23270-23277 ◽  
Author(s):  
Jing Liu ◽  
Lik-Kuen Ma ◽  
Zhengke Li ◽  
Huawei Hu ◽  
Fu Kit Sheong ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Synergistic Effects ◽  
Side Chain ◽  
Side Chains ◽  
Blend Morphology

The synergistic effects of overfluorination and alkylthiophene side chain strategies led to 10.60% efficiency for non-fullerene organic solar cells.

Synergy strategy to the flexible alkyl and chloride side-chain engineered quinoxaline-based D–A conjugated polymers for efficient non-fullerene polymer solar cells

2021 ◽  
Author(s):  
Liang Zeng ◽  
Ruijie Ma ◽  
Qiang Zhang ◽  
Tao Liu ◽  
Yiqun Xiao ◽  
...  
Keyword(s):  
Solar Cells ◽  
Conjugated Polymers ◽  
Halogen Atom ◽  
Polymer Solar Cells ◽  
Fine Tuning ◽  
Side Chain ◽  
Side Chains

We are developing both copolymers with quinoxaline (Qx) as acceptor units by fine tuning the side chains with halogen atom chlorine (Cl) and flexible alkyl engineering for efficient non-fullerene polymer solar cells.

scholarly journals An investigation of the role acceptor side chains play in the processibility and efficiency of organic solar cells fabricated from small molecular donors featuring 3,4-ethylenedioxythiophene cores

RSC Advances ◽  
2018 ◽  
Vol 8 (69) ◽  
pp. 39231-39240
Author(s):  
N. A. Mica ◽  
S. A. J. Almahmoud ◽  
L. Krishnan Jagadamma ◽  
G. Cooke ◽  
I. D. W. Samuel
Keyword(s):  
Solar Cells ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Chemical Nature ◽  
Photovoltaic Performance ◽  
Side Chain ◽  
Side Chains ◽  
Acceptor Side

The chemical nature of the acceptor side chain plays an important role in the processability and photovoltaic performance of EDOT-based small molecule donors.

Side chain effect on conjugated polymer/fullerene interfaces in organic solar cells: a DFT study

2019 ◽  
Vol 21 (43) ◽  
pp. 23978-23995 ◽  
Author(s):  
Sarah A. Ayoub ◽  
Jolanta B. Lagowski
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Conjugated Polymer ◽  
Binding Energies ◽  
Dft Study ◽  
Side Chain ◽  
Side Chains

We investigated the effect of lengths, types, and branching positions of side chains on the binding energies of monomer/fullerene pairings.

Side-chain engineering of wide-bandgap polymers based on benzo[1,2-b:4,5-b′]dithiophene and [2,2′-bithiophene]-4,4′-dicarboxylate for fullerene-free organic solar cells

2019 ◽  
Vol 7 (31) ◽  
pp. 9581-9590 ◽  
Author(s):  
Qi Wang ◽  
Miaomiao Li ◽  
Ying Sui ◽  
Zhongli Wang ◽  
Ziqi Liang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Wide Bandgap ◽  
Side Chain ◽  
Side Chains

Six wide-bandgap polymers with different side chains on both benzo[1,2-b:4,5-b′]dithiophene and [2,2′-bithiophene]-4,4′-dicarboxylate units for efficient fullerene-free organic solar cells.

scholarly journals Side chain engineering on dithieno[3,2-b:2,3-d]pyrrol fused electron acceptors for efficient organic solar cells

2019 ◽  
Vol 3 (4) ◽  
pp. 702-708 ◽  
Author(s):  
Haohao Feng ◽  
Xin Song ◽  
Ming Zhang ◽  
Jiangsheng Yu ◽  
Zhuohan Zhang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Electron Acceptors ◽  
Side Chain ◽  
Side Chains ◽  
Alkyl Side Chains

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

High efficiency all-polymer solar cells realized by the synergistic effect between the polymer side-chain structure and solvent additive

2015 ◽  
Vol 3 (13) ◽  
pp. 7077-7085 ◽  
Author(s):  
Jianyu Yuan ◽  
Wanli Ma
Keyword(s):  
Solar Cells ◽  
Synergistic Effect ◽  
High Efficiency ◽  
Polymer Solar Cells ◽  
Chain Structure ◽  
Side Chain ◽  
Side Chains ◽  
Solvent Additive

The number of conjugated side chains on the donor polymer can greatly affect the performance of all-polymer solar cells.

A stability study of polymer solar cells using conjugated polymers with different donor or acceptor side chain patterns

2016 ◽  
Vol 4 (42) ◽  
pp. 16677-16689 ◽  
Author(s):  
Ilona M. Heckler ◽  
Jurgen Kesters ◽  
Maxime Defour ◽  
Huguette Penxten ◽  
Bruno Van Mele ◽  
...  
Keyword(s):  
Solar Cells ◽  
Conjugated Polymers ◽  
Polymer Solar Cells ◽  
Stability Study ◽  
Side Chain ◽  
Side Chains ◽  
Acceptor Side ◽  
Donor Acceptor

The position and nature of side chains in the donor–acceptor copolymer were investigated in terms of stability in polymer solar cells.

scholarly journals The effect of side-chain substitution and hot processing on diketopyrrolopyrrole-based polymers for organic solar cells

2017 ◽  
Vol 5 (26) ◽  
pp. 13748-13756 ◽  
Author(s):  
Gaël H. L. Heintges ◽  
Pieter J. Leenaers ◽  
René A. J. Janssen
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Side Chain ◽  
Side Chains ◽  
Temperature Dependent ◽  
Alkyl Side Chains

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.

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