Side-chain engineering of nonfullerene small-molecule acceptors for organic solar cells

Z Luo, T Xu, C Yang - Energy & Environmental Science, 2023 - pubs.rsc.org
Thanks to their broad absorption spectra, easily modifiable molecular energy levels and
chemical structures, nonfullerene small-molecule acceptors (SMAs) have attracted …

Oligomerized Fused‐Ring Electron Acceptors for Efficient and Stable Organic Solar Cells

X Gu, X Zhang, H Huang - Angewandte Chemie, 2023 - Wiley Online Library
Organic solar cells (OSCs) have attracted wide research attention in the past decades. Very
recently, oligomerized fused‐ring electron acceptors (OFREAs) have emerged as a …

Benzo [d] thiazole based wide bandgap donor polymers enable 19.54% efficiency organic solar cells along with desirable batch‐to‐batch reproducibility and general …

B Pang, C Liao, X Xu, L Yu, R Li, Q Peng - Advanced Materials, 2023 - Wiley Online Library
The limited selection pool of high‐performance wide bandgap (WBG) polymer donors is a
bottleneck problem of the nonfullerene acceptor (NFA) based organic solar cells (OSCs) that …

19.28% Efficiency and Stable Polymer Solar Cells Enabled by Introducing an NIR‐Absorbing Guest Acceptor

Q Fan, R Ma, Z Bi, X Liao, B Wu… - Advanced Functional …, 2023 - Wiley Online Library
Here, a near‐infrared (NIR)‐absorbing small‐molecule acceptor (SMA) Y‐SeNF with strong
intermolecular interaction and crystallinity is developed by combining selenophene‐fused …

High-efficiency ternary organic solar cells with a good figure-of-merit enabled by two low-cost donor polymers

R Ma, C Yan, J Yu, T Liu, H Liu, Y Li, J Chen… - ACS Energy …, 2022 - ACS Publications
Here, we combine two donor polymers with a relatively short synthesis method and fabricate
ternary organic solar cells (OSCs) with a high efficiency and a decent figure-of-merit. A …

Revealing the underlying solvent effect on film morphology in high-efficiency organic solar cells through combined ex situ and in situ observations

R Ma, X Jiang, J Fu, T Zhu, C Yan, K Wu… - Energy & …, 2023 - pubs.rsc.org
The morphological features and the film formation processes in high-performance donor–
acceptor binary photovoltaic blends cast from three representative solvents are carefully …

High‐Performance Organic Solar Cells Containing Pyrido[2,3‐b]quinoxaline‐Core‐Based Small‐Molecule Acceptors with Optimized Orbit Overlap Lengths and …

T Xu, Z Luo, R Ma, Z Chen, TA Dela Peña… - Angewandte …, 2023 - Wiley Online Library
The central core in A‐DA1D‐A‐type small‐molecule acceptor (SMAs) plays an important
role in determining the efficiency of organic solar cells (OSCs), while the principles …

Hot‐Casting Strategy Empowers High‐Boiling Solvent‐Processed Organic Solar Cells with Over 18.5% Efficiency

C Yang, M Jiang, S Wang, B Zhang, P Mao… - Advanced …, 2024 - Wiley Online Library
Most top‐rank organic solar cells (OSCs) are manufactured by the halogenated solvent
chloroform, which possesses a narrow processing window due to its low‐boiling point …

Tunable Donor Aggregation Dominance in a Ternary Matrix of All‐Polymer Blends with Improved Efficiency and Stability

R Ma, H Li, TA Dela Peña, X Xie, PWK Fong… - Advanced …, 2024 - Wiley Online Library
Using two structurally similar polymer acceptors in constructing high‐efficiency ternary all‐
polymer solar cells is a widely acknowledged strategy; however, the focus thus far has not …

An Isomeric Solid Additive Enables High‐Efficiency Polymer Solar Cells Developed Using a Benzo‐Difuran‐Based Donor Polymer

L Chen, J Yi, R Ma, L Ding, TA Dela Peña… - Advanced …, 2023 - Wiley Online Library
Currently, nearly all high‐efficiency organic photovoltaic devices use donor polymers based
on the benzo‐dithiophene (BDT) unit. To diversify the choices of building blocks for high …