Unconjugated Side‐Chain Engineering Enables Small Molecular Acceptors for Highly Efficient Non‐Fullerene Organic Solar Cells: Insights into the Fine‐Tuning of Acceptor Properties and Micromorphology

Side-chain engineering has been shown to be an important strategy to optimize Y-series nonfullerene acceptors (NFAs). Most previous reports were focusing on changing the branching positions and size of the...

Download Full-text

Over 14% efficiency nonfullerene all-small-molecule organic solar cells enabled by improving the ordering of molecular donors via side-chain engineering

Journal of Materials Chemistry A ◽

10.1039/d0ta01893g ◽

2020 ◽

Vol 8 (15) ◽

pp. 7405-7411 ◽

Cited By ~ 14

Author(s):

Jing Gao ◽

Jinfeng Ge ◽

Ruixiang Peng ◽

Chang Liu ◽

Liang Cao ◽

...

Keyword(s):

Solar Cells ◽

Small Molecule ◽

Current Density ◽

Organic Solar Cells ◽

Short Circuit ◽

Short Circuit Current ◽

Short Circuit Current Density ◽

Side Chain ◽

Highly Efficient

Improving the short-circuit current density (Jsc) is a big challenge for gaining highly efficient nonfullerene all-small-molecule organic solar cells (NFASM-OSCs).

Download Full-text

Highly Efficient Indoor Organic Solar Cells by Voltage Loss Minimization through Fine-Tuning of Polymer Structures

ACS Applied Materials & Interfaces ◽

10.1021/acsami.9b12018 ◽

2019 ◽

Vol 11 (40) ◽

pp. 36905-36916 ◽

Cited By ~ 14

Author(s):

Ranbir Singh ◽

Christos L. Chochos ◽

Vasilis G. Gregoriou ◽

Alkmini D. Nega ◽

Min Kim ◽

...

Keyword(s):

Solar Cells ◽

Organic Solar Cells ◽

Fine Tuning ◽

Loss Minimization ◽

Highly Efficient ◽

Voltage Loss

Download Full-text

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

Journal of Materials Chemistry A ◽

10.1039/c7ta04098a ◽

2017 ◽

Vol 5 (32) ◽

pp. 16702-16711 ◽

Cited By ~ 12

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).

Download Full-text

Highly Efficient All‐Small‐Molecule Organic Solar Cells with Appropriate Active Layer Morphology by Side Chain Engineering of Donor Molecules and Thermal Annealing

Advanced Materials ◽

10.1002/adma.201908373 ◽

2020 ◽

Vol 32 (21) ◽

pp. 1908373 ◽

Cited By ~ 21

Author(s):

Beibei Qiu ◽

Zeng Chen ◽

Shucheng Qin ◽

Jia Yao ◽

Wenchao Huang ◽

...

Keyword(s):

Solar Cells ◽

Thermal Annealing ◽

Active Layer ◽

Small Molecule ◽

Organic Solar Cells ◽

Side Chain ◽

Highly Efficient

Download Full-text

A fused-ring non-fullerene acceptor based on a benzo[1,2-b:4,5-b′]dithiophene central core with a thieno[3,2-b]thiophene side-chain for highly efficient organic solar cells

Journal of Materials Chemistry A ◽

10.1039/c9ta01888c ◽

2019 ◽

Vol 7 (18) ◽

pp. 10905-10911 ◽

Cited By ~ 8

Author(s):

Yu Jia ◽

Yun Zhang ◽

Wei Jiang ◽

Bin Su ◽

Chunbo Liu ◽

...

Keyword(s):

Solar Cells ◽

Organic Solar Cells ◽

Central Core ◽

Side Chain ◽

Highly Efficient ◽

Fused Ring

The BTT-FIC-based device achieved a champion PCE of 12.65% for the benzo[1,2-b:4,5-b′]di(cyclopenta[2,1-b:3,4-b′]dithiophene)-containing NFAs based OSCs.

Download Full-text