scholarly journals Effects of side chain isomerism on the physical and photovoltaic properties of indacenodithieno[3,2-b]thiophene–quinoxaline copolymers: toward a side chain design for enhanced photovoltaic performance

2014 ◽  
Vol 2 (44) ◽  
pp. 18988-18997 ◽  
Author(s):  
Xiaofeng Xu ◽  
Zhaojun Li ◽  
Olof Bäcke ◽  
Kim Bini ◽  
David I. James ◽  
...  
Keyword(s):  
Photovoltaic Performance ◽  
Side Chain ◽  
Side Chains ◽  
Photovoltaic Properties

Polymers based on quinoxaline and indacenodithieno[3,2-b]thiophene (IDTT) withmeta-hexyl-phenyl side chains were synthesized.

Impact of the alkyl side chain position on the photovoltaic properties of solution-processable organic molecule donor materials

2016 ◽  
Vol 4 (30) ◽  
pp. 11747-11753 ◽  
Author(s):  
J. Zhang ◽  
X. W. Zhu ◽  
C. He ◽  
H. J. Bin ◽  
L. W. Xue ◽  
...  
Keyword(s):  
Organic Molecule ◽  
Side Chain ◽  
Side Chains ◽  
Alkyl Side Chain ◽  
Photovoltaic Properties ◽  
Alkyl Side Chains ◽  
Solution Processable ◽  
New Compounds

Two new compounds with alkyl side chains at different positions have a similar structure, but exhibit different photovoltaic properties.

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.

Effects of conformational symmetry in conjugated side chains on intermolecular packing of conjugated polymers and photovoltaic properties

RSC Advances ◽  
2015 ◽  
Vol 5 (128) ◽  
pp. 106044-106052 ◽  
Author(s):  
Jisoo Shin ◽  
Min Kim ◽  
Jaewon Lee ◽  
Donghun Sin ◽  
Heung Gyu Kim ◽  
...  
Keyword(s):  
Charge Carrier ◽  
Conjugated Polymers ◽  
Carrier Mobility ◽  
Light Harvesting ◽  
Charge Carrier Mobility ◽  
Polymer Chains ◽  
Side Chain ◽  
Side Chains ◽  
Photovoltaic Properties

Introduction of the symmetric conjugated side chain to the conjugated backbone of the polymer was found to improve both the light-harvesting ability of the polymer and its charge carrier mobility, apparently by increasing the packing between the polymer chains.

Systematic structure modification of a low bandgap conjugated polymer improves thin film morphology and photovoltaic performance by incorporating naphthalene into side chains

2015 ◽  
Vol 3 (29) ◽  
pp. 7669-7676 ◽  
Author(s):  
Ying Sun ◽  
Chao Zhang ◽  
Qizan Huang ◽  
Bin Dai ◽  
Baoping Lin ◽  
...  
Keyword(s):  
Thin Film ◽  
Active Layer ◽  
Conjugated Polymer ◽  
Photovoltaic Performance ◽  
Side Chain ◽  
Side Chains ◽  
Film Morphology ◽  
Structure Modification ◽  
Low Bandgap ◽  
Systematic Structure

A naphthalene group was incorporated into the polymer side chain to help the active layer spontaneously form good film morphology.

Effect of linear side-chain length on the photovoltaic performance of benzodithiophene-alt-dicarboxylic ester terthiophene polymers

2019 ◽  
Vol 43 (33) ◽  
pp. 12950-12956 ◽  
Author(s):  
Kangqiao Ma ◽  
Tao Zhang ◽  
Pan Wan ◽  
Bowei Xu ◽  
Pengxin Zhou ◽  
...  
Keyword(s):  
Conjugated Polymers ◽  
Chain Length ◽  
Photovoltaic Performance ◽  
Side Chain ◽  
Side Chains ◽  
Side Chain Length ◽  
Dicarboxylic Ester

Two conjugated polymers with different side chains were synthesized to study their photovoltaic performances.

Simultaneous enhancement of the molecular planarity and the solubility of non-fullerene acceptors: effect of aliphatic side-chain substitution on the photovoltaic performance

2017 ◽  
Vol 5 (17) ◽  
pp. 7776-7783 ◽  
Author(s):  
Zhe Zhang ◽  
Miao Li ◽  
Yahui Liu ◽  
Jicheng Zhang ◽  
Shiyu Feng ◽  
...  
Keyword(s):  
Photovoltaic Performance ◽  
Side Chain ◽  
Side Chains ◽  
Aliphatic Side Chain

By incorporating aliphatic side chains and adjusting their lengths, non-fullerene acceptors can obtain an improved morphology and photovoltaic performance.

Improved photovoltaic performance of a 2D-conjugated benzodithiophene-based polymer by the side chain engineering of quinoxaline

2015 ◽  
Vol 6 (23) ◽  
pp. 4290-4298 ◽  
Author(s):  
Qunping Fan ◽  
Manjun Xiao ◽  
Yu Liu ◽  
Wenyan Su ◽  
Huishan Gao ◽  
...  
Keyword(s):  
Photovoltaic Performance ◽  
Side Chain ◽  
Side Chains

To investigate the influence of side chains of quinoxaline on the photovoltaic performances, a novel D–A-type polymer of PBDTDT(Qx-3)-T was synthesized and characterized, in which BDT-T, T and Qx-3 were used as the donor (D) unit, π-bridge and acceptor (A) unit, respectively.

Side chain structure affects the molecular packing and photovoltaic performance of oligothiophene-based solution-processable small molecules

RSC Advances ◽  
2015 ◽  
Vol 5 (83) ◽  
pp. 67718-67726 ◽  
Author(s):  
Shang-Che Lan ◽  
Chiao-Kai Chang ◽  
Yueh-Hsin Lu ◽  
Shu-Wei Lin ◽  
Alex K.-Y. Jen ◽  
...  
Keyword(s):  
Small Molecules ◽  
Intermolecular Interactions ◽  
Photovoltaic Performance ◽  
Thiobarbituric Acid ◽  
Chain Structure ◽  
Central Core ◽  
Side Chain ◽  
Side Chains ◽  
Alkyl Side Chains ◽  
Chain Lengths

Small molecules with alkyl side chains of different lengths were prepared with 2,2′-bithiophene, terthiophene and thiobarbituric acid as the central core, spacer and end-cap. Uniform, shorter chain lengths gave stronger intermolecular interactions, favoring crystallization.

scholarly journals Dithieno[3,2-b:2′,3′-d]silole-based low band gap polymers: the effect of fluorine and side chain substituents on photovoltaic performance

2015 ◽  
Vol 6 (34) ◽  
pp. 6219-6226 ◽  
Author(s):  
Chuantao Gu ◽  
Qianqian Zhu ◽  
Xichang Bao ◽  
Shuguang Wen ◽  
Meng Qiu ◽  
...  
Keyword(s):  
Band Gap ◽  
Carrier Mobility ◽  
Photovoltaic Performance ◽  
Side Chain ◽  
Photovoltaic Properties ◽  
Optical Carrier ◽  
Low Band Gap ◽  
Low Band Gap Polymers

The effect of the F atom and the side-chain of dithieno[3,2-b:2′,3′-d]silole-based polymers on the optical, carrier mobility and photovoltaic properties was investigated.

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