Methyl functionalization on conjugated side chains for polymer solar cells processed from non-chlorinated solvents

2020 ◽  
Vol 8 (33) ◽  
pp. 11532-11539 ◽  
Author(s):  
Chun-Hui Zhang ◽  
Fengyuan Lin ◽  
Wei Huang ◽  
Jingming Xin ◽  
Jiang Wang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Polymer Solar Cells ◽  
Chlorinated Solvents ◽  
Fine Tuning ◽  
Side Chains ◽  
Efficiency Improvement

Methyl functionalization on conjugated thiophene side chains is developed as an effective fine-tuning approach for polymeric donors, affording substantial efficiency improvement for polymer solar cells processed from non-chlorinated solvents.

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.

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.

Ester side chains engineered quinoxaline based D-A copolymers for high-efficiency all-polymer solar cells

2021 ◽  
pp. 132551
Author(s):  
Liang Zeng ◽  
Ruijie Ma ◽  
Zhongxin Zhou ◽  
Tao Liu ◽  
Yiqun Xiao ◽  
...  
Keyword(s):  
Solar Cells ◽  
High Efficiency ◽  
Polymer Solar Cells ◽  
Side Chains

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.

Constructing D–A copolymers based on thiophene-fused benzotriazole units containing different alkyl side-chains for non-fullerene polymer solar cells

2017 ◽  
Vol 5 (32) ◽  
pp. 8179-8186 ◽  
Author(s):  
Xiu Jiang ◽  
Yang Yang ◽  
Jingshuai Zhu ◽  
Tsz-Ki Lau ◽  
Pei Cheng ◽  
...  
Keyword(s):  
Solar Cells ◽  
Polymer Solar Cells ◽  
Side Chains ◽  
Alkyl Side Chains

A series of D–A copolymers based on thiophene fused benzotriazole (BTAZT) and 4,8-bis(4-fluorothiophen-2-yl)benzo[1,2-b:4,5-b′]dithiophene (BDTFT) units containing different alkyl side-chains have been constructed as electron-donating materials for non-fullerene PSCs.

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

Importance of 2D Conjugated Side Chains of Benzodithiophene-Based Polymers in Controlling Polymer Packing, Interfacial Ordering, and Composition Variations of All-Polymer Solar Cells

2017 ◽  
Vol 29 (21) ◽  
pp. 9407-9415 ◽  
Author(s):  
Changyeon Lee ◽  
Thota Giridhar ◽  
Joonhyeong Choi ◽  
Seonha Kim ◽  
Youngwoong Kim ◽  
...  
Keyword(s):  
Solar Cells ◽  
Polymer Solar Cells ◽  
Side Chains ◽  
Polymer Packing

Improving the performance of polymer solar cells by altering polymer side chains and optimizing film morphologies

2012 ◽  
Vol 13 (12) ◽  
pp. 3234-3243 ◽  
Author(s):  
Kun Lu ◽  
Jin Fang ◽  
Zai Yu ◽  
Han Yan ◽  
Xiangwei Zhu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Polymer Solar Cells ◽  
Side Chains
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