Asymmetric substitution of end‐groups triggers 16.34% efficiency for all‐small‐molecule organic solar cells

J Ge, L Hong, H Ma, Q Ye, Y Chen, L Xie… - Advanced …, 2022 - Wiley Online Library
Asymmetric substitution of end‐groups is first applied in molecular donors. Three commonly
used end‐groups of 2‐ethylhexyl cyanoacetate (CA), 2‐ethylhexyl rhodanine (Reh), and 1H …

Modulation of donor alkyl terminal chains with the shifting branching point leads to the optimized morphology and efficient all-small-molecule organic solar cells

Q Wu, D Deng, R Zhou, J Zhang, W Zou… - … applied materials & …, 2020 - ACS Publications
Terminal group modification is one of the most influential factors for small-molecular donors
compared with their polymer counterparts, resulting in an opportunity to optimize the …

Modulating molecular orientation enables efficient nonfullerene small-molecule organic solar cells

L Yang, S Zhang, C He, J Zhang, Y Yang… - Chemistry of …, 2018 - ACS Publications
In bulk-heterojunction organic solar cells (BHJ-OSCs), exciton dissociation and charge
transport are highly sensitive to the molecular packing pattern and phase separation …

Highly efficient all‐small‐molecule organic solar cells with appropriate active layer morphology by side chain engineering of donor molecules and thermal annealing

B Qiu, Z Chen, S Qin, J Yao, W Huang… - Advanced …, 2020 - Wiley Online Library
It is very important to fine‐tune the nanoscale morphology of donor: acceptor blend active
layers for improving the photovoltaic performance of all‐small‐molecule organic solar cells …

Dual-accepting-unit design of donor material for all-small-molecule organic solar cells with efficiency approaching 11%

Y Huo, XT Gong, TK Lau, T Xiao, C Yan, X Lu… - Chemistry of …, 2018 - ACS Publications
Design of high-performance small molecule donors for all-small-molecule organic solar cells
(ASM-OSCs) requires a combinative effort of optimizing the material design and device …

Deciphering the Role of Side‐Chain Engineering and Solvent Vapor Annealing for Binary All‐Small‐Molecule Organic Solar Cells

T Xu, J Lv, Z Chen, Z Luo, G Zhang… - Advanced Functional …, 2023 - Wiley Online Library
Fibrous interpenetrating network structure morphology is extremely crucial for all‐small‐
molecule organic solar cells (ASM‐OSCs) in achieving high power conversion efficiency …

Backbone engineering with asymmetric core to finely tune phase separation for high-performance all-small-molecule organic solar cells

X Wang, D Huang, J Han, L Hu, C Xiao… - … Applied Materials & …, 2021 - ACS Publications
In order to obtain high-performance all-small-molecule organic solar cells (ASM-OSCs), it is
crucial to exploit the available strategy for molecular design and to further understand key …

Recent Progress in All‐Small‐Molecule Organic Solar Cells

H Gao, Y Sun, L Meng, C Han, X Wan, Y Chen - Small, 2023 - Wiley Online Library
Active layer material plays a critical role in promoting the performance of an organic solar
cell (OSC). Small‐molecule (SM) materials have the merits of well‐defined chemical …

Miscibility Regulation and Thermal Annealing Induced Hierarchical Morphology Enables High‐Efficiency All‐Small‐Molecule Organic Solar Cells Over 17%

J Guo, B Qiu, X Xia, J Zhang, S Qin, X Li… - Advanced Energy …, 2023 - Wiley Online Library
Achieving an ideal morphology to realize efficient charge generation and transport is an
imperative avenue to improve the photovoltaic performance of all small‐molecule organic …

A meta-alkylthio-phenyl chain–substituted small-molecule donor as the third component for high-efficiency organic solar cells

C Zhang, J Li, L Ji, H Hu, G Li, K Wang - Journal of Materials Chemistry …, 2022 - pubs.rsc.org
Ternary organic solar cells (OSCs) have attracted increasing attention because they are a
feasible and efficient strategy to improve the power conversion efficiency (PCE) of OSCs …