Rational design of conjugated side chains for high-performance all-polymer solar cells

2018 ◽  
Vol 3 (1) ◽  
pp. 103-112 ◽  
Author(s):  
Wei Huang ◽  
Meilin Li ◽  
Fengyuan Lin ◽  
Yang Wu ◽  
Zhifan Ke ◽  
...  
Keyword(s):  
Solar Cells ◽  
Phase Separation ◽  
High Performance ◽  
Rational Design ◽  
Polymer Solar Cells ◽  
Energy Levels ◽  
Fine Tuning ◽  
Side Chain ◽  
Side Chains

High-performance all-polymer solar cells were developed by employing an asymmetric benzo[1,2-b:4,5-b′]dithiophene unit with one thiophene and one 4-methoxythiophene conjugated side chain in the donor polymer, which enabled fine-tuning of energy levels and phase separation.

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.

Side-Chain Engineering for Fine-Tuning of Energy Levels and Nanoscale Morphology in Polymer Solar Cells

2014 ◽  
Vol 4 (10) ◽  
pp. 1400087 ◽  
Author(s):  
Jaewon Lee ◽  
Min Kim ◽  
Boseok Kang ◽  
Sae Byeok Jo ◽  
Heung Gyu Kim ◽  
...  
Keyword(s):  
Solar Cells ◽  
Polymer Solar Cells ◽  
Energy Levels ◽  
Fine Tuning ◽  
Side Chain ◽  
Nanoscale Morphology

Impact of side-chain fluorination on photovoltaic properties: fine tuning of the microstructure and energy levels of 2D-conjugated copolymers

2017 ◽  
Vol 5 (32) ◽  
pp. 16702-16711 ◽  
Author(s):  
Jisoo Shin ◽  
Min Kim ◽  
Boseok Kang ◽  
Jaewon Lee ◽  
Heung Gyu Kim ◽  
...  
Keyword(s):  
Solar Cells ◽  
Molecular Orbital ◽  
Polymer Solar Cells ◽  
Energy Levels ◽  
Fine Tuning ◽  
Side Chain ◽  
Photovoltaic Properties ◽  
Highly Efficient ◽  
Highest Occupied Molecular Orbital ◽  
Lowest Unoccupied Molecular Orbital

The control of the molecular energy levels of the highest occupied molecular orbital (HOMO) and the lowest unoccupied molecular orbital (LUMO) is crucial to the design of highly efficient polymer solar cells (PSCs).

Fine-tuning blend morphology via alkylthio side chain engineering towards high performance non-fullerene polymer solar cells

2018 ◽  
Vol 696 ◽  
pp. 19-25 ◽  
Author(s):  
Ling Li ◽  
Liuliu Feng ◽  
Jun Yuan ◽  
Hongjian Peng ◽  
Yingping Zou ◽  
...  
Keyword(s):  
Solar Cells ◽  
High Performance ◽  
Polymer Solar Cells ◽  
Fine Tuning ◽  
Side Chain ◽  
Blend Morphology

Side-chain engineering of diindenocarbazole-based large bandgap copolymers toward high performance polymer solar cells

2016 ◽  
Vol 4 (25) ◽  
pp. 6160-6168 ◽  
Author(s):  
Qisheng Tu ◽  
Dongdong Cai ◽  
Lixin Wang ◽  
Jiajun Wei ◽  
Qi Shang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Short Wavelength ◽  
High Performance ◽  
Polymer Solar Cells ◽  
Side Chain ◽  
High Performance Polymer ◽  
Absorbing Materials

Diindenocarbazole-based large bandgap polymers were designed and synthesized as short wavelength absorbing materials for PSCs exhibiting an efficiency up to 7.34% and a Voc as large as 0.95 V.

An extraordinary cyclohexylmethyl side chain dominating polymeric donor packing patterns and energy levels for efficient non-fullerene polymer solar cells

2019 ◽  
Vol 7 (17) ◽  
pp. 10505-10513 ◽  
Author(s):  
Liangliang Han ◽  
Nergui Uranbileg ◽  
Shengshi Jiang ◽  
Yu Xie ◽  
Huanxiang Jiang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Polymer Solar Cells ◽  
Energy Levels ◽  
Side Chain ◽  
Side Group

A bulky cyclic side group admirably optimize the optical, electrochemical and crystalline characteristics of the donor polymers via its remarkable control on their polarities.

scholarly journals Fine-Tuning Energy Levels via Asymmetric End Groups Enables Polymer Solar Cells with Efficiencies over 17%

Joule ◽  
2020 ◽  
Vol 4 (6) ◽  
pp. 1236-1247 ◽  
Author(s):  
Zhenghui Luo ◽  
Ruijie Ma ◽  
Tao Liu ◽  
Jianwei Yu ◽  
Yiqun Xiao ◽  
...  
Keyword(s):  
Solar Cells ◽  
Polymer Solar Cells ◽  
Energy Levels ◽  
Fine Tuning ◽  
End Groups

Side chain modification: an effective approach to modulate the energy level of benzodithiophene based polymers for high-performance solar cells

2015 ◽  
Vol 3 (35) ◽  
pp. 18115-18126 ◽  
Author(s):  
Haimei Wu ◽  
Baofeng Zhao ◽  
Weiping Wang ◽  
Zhaoqi Guo ◽  
Wei Wei ◽  
...  
Keyword(s):  
Solar Cells ◽  
Energy Level ◽  
Conjugated Polymers ◽  
Molecular Orbital ◽  
High Performance ◽  
Bulk Heterojunction ◽  
Polymer Solar Cells ◽  
Side Chain ◽  
The Past ◽  
Highest Occupied Molecular Orbital

Over the past few years, it has been proven that deepening the highest occupied molecular orbital (HOMO) levels of conjugated polymers is one of the most successful strategies to develop novel materials for high performance bulk heterojunction polymer solar cells.

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