Alkylthienyl substituted asymmetric 2D BDT and DTBT-based polymer solar cells with a power conversion efficiency of 9.2%

2018 ◽  
Vol 6 (5) ◽  
pp. 2371-2378 ◽  
Author(s):  
Chuantao Gu ◽  
Deyu Liu ◽  
Junyi Wang ◽  
Qingfen Niu ◽  
Chunyang Gu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Building Block ◽  
Light Harvesting ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Side Chain ◽  
First Time

An alkyl thiophene unit was employed for the first time as a side chain substituent on an asymmetric benzodithiophene (BDT) building block in the design of novel light-harvesting polymers.

A distorted lactam unit with intramolecular hydrogen bonds as the electron donor of polymer solar cells

2019 ◽  
Vol 7 (39) ◽  
pp. 12290-12296
Author(s):  
Hua-Chun Wang ◽  
Minrun Ren ◽  
Jian Cao ◽  
Hong-Bo Yin ◽  
Guichuan Zhang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Hydrogen Bonds ◽  
Synergistic Effect ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Electron Donor ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Side Chain ◽  
Intramolecular Hydrogen

The device based on PBDT-BTP-OD with IT-M exhibited power conversion efficiency of up to 9.54% thanks to the synergistic effect of the distorted lactam motif and side-chain engineering.

A new fluoropyrido[3,4-b]pyrazine based polymer for efficient photovoltaics

2017 ◽  
Vol 8 (14) ◽  
pp. 2227-2234 ◽  
Author(s):  
Tao Wang ◽  
Lihui Jiang ◽  
Jun Yuan ◽  
Liuliu Feng ◽  
Zhi-Guo Zhang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Electron Donor ◽  
Conjugated Polymer ◽  
Polymer Solar Cells ◽  
Power Conversion

Using a fluoropyrido[3,4-b]pyrazine based 2D-conjugated polymer as an electron donor in polymer solar cells, a power conversion efficiency of 6.2% is obtained, which is the highest PCE among the PP-based polymers reported to date.

scholarly journals 9.0% power conversion efficiency from ternary all-polymer solar cells

2017 ◽  
Vol 10 (10) ◽  
pp. 2212-2221 ◽  
Author(s):  
Zhaojun Li ◽  
Xiaofeng Xu ◽  
Wei Zhang ◽  
Xiangyi Meng ◽  
Zewdneh Genene ◽  
...  
Keyword(s):  
Solar Cells ◽  
Energy Level ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
High Performance ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Energy Level Alignment ◽  
Proper Energy

High-performance ternary all-polymer solar cells with outstanding efficiency of 9.0% are realized by incorporating two donor and one acceptor polymers with complementary absorption and proper energy level alignment.

Engineering Polymer Solar Cells: Advancement in Active Layer Thickness and Morphology

2021 ◽  
Author(s):  
Ritesh Kant Gupta ◽  
Rabindranath Garai ◽  
Maimur Hossain ◽  
Mohammad Adil Afroz ◽  
Dibashmoni Kalita ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Layer Thickness ◽  
Active Layer ◽  
Conversion Efficiency ◽  
High Power ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Active Layer Thickness ◽  
High Power Conversion Efficiency

Achieving high power conversion efficiency (PCE) polymer solar cells (PSCs) has been very challenging and the ultimate goal for their commercialization. Precise investigation of the active layer morphology and newer...

Incorporation of alkylthio side chains on benzothiadiazole-based non-fullerene acceptors enables high-performance organic solar cells with over 16% efficiency

2020 ◽  
Vol 8 (44) ◽  
pp. 23239-23247
Author(s):  
Andy Man Hong Cheung ◽  
Han Yu ◽  
Siwei Luo ◽  
Zhen Wang ◽  
Zhenyu Qi ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Organic Solar Cells ◽  
High Performance ◽  
Power Conversion ◽  
Side Chains ◽  
First Time

This is the first time alkylthio chains are employed on Y6-like NFAs to achieve organic solar cells of power conversion efficiency higher than 16%.

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