Recent progress in π-conjugated polymers for organic photovoltaics: solar cells and photodetectors

C Liu, L Shao, S Chen, Z Hu, H Cai, F Huang - Progress in Polymer …, 2023 - Elsevier
Abstract π-Conjugated polymers show promising potential in the application of organic
photovoltaics, including organic solar cells (OSCs) and organic photodetectors (OPDs) …

Recent advances in morphology optimization for organic photovoltaics

H Lee, C Park, DH Sin, JH Park, K Cho - Advanced Materials, 2018 - Wiley Online Library
Organic photovoltaics are an important part of a next‐generation energy‐harvesting
technology that uses a practically infinite pollutant‐free energy source. They have the …

Vertically optimized phase separation with improved exciton diffusion enables efficient organic solar cells with thick active layers

Y Cai, Q Li, G Lu, HS Ryu, Y Li, H Jin, Z Chen… - Nature …, 2022 - nature.com
The development of organic solar cells (OSCs) with thick active layers is of crucial
importance for the roll-to-roll printing of large-area solar panels. Unfortunately, increasing …

Low-bandgap non-fullerene acceptors enabling high-performance organic solar cells

W Liu, X Xu, J Yuan, M Leclerc, Y Zou, Y Li - ACS Energy Letters, 2021 - ACS Publications
Great progress in organic solar cells (OSCs) has been recently achieved owing to the
advent of non-fullerene acceptors (NFAs). Indeed, low-bandgap NFAs ranging from 1.3 to …

Film-formation dynamics coordinated by intermediate state engineering enables efficient thickness-insensitive organic solar cells

X Song, H Xu, X Jiang, S Gao, X Zhou, S Xu… - Energy & …, 2023 - pubs.rsc.org
The severe carrier recombination and enormous trap density induced by the anisotropic
aggregation state and ungovernable scale of phase separation not only constrain the …

Over 14.5% efficiency and 71.6% fill factor of ternary organic solar cells with 300 nm thick active layers

J Gao, W Gao, X Ma, Z Hu, C Xu, X Wang… - Energy & …, 2020 - pubs.rsc.org
The ternary strategy exhibits great potential in optimizing the photon harvesting and phase
separation of active layers. In this work, non-fullerene MF1 was selected as the third …

Optimized fibril network morphology by precise side‐chain engineering to achieve high‐performance bulk‐heterojunction organic solar cells

T Liu, L Huo, S Chandrabose, K Chen… - Advanced …, 2018 - Wiley Online Library
A polymer fibril assembly can dictate the morphology framework, in forming a network
structure, which is highly advantageous in bulk heterojunction (BHJ) organic solar cells …

Highly efficient halogen-free solvent processed small-molecule organic solar cells enabled by material design and device engineering

J Wan, X Xu, G Zhang, Y Li, K Feng… - Energy & Environmental …, 2017 - pubs.rsc.org
Low bandgap small molecules, BDTTNTTR and BDTSTNTTR, with benzo [1, 2-b: 4, 5-b′]
dithiophene (BDT) as the central donor unit and naphtho [1, 2-c: 5, 6-c′] bis [1, 2, 5] …

Fused‐ring acceptors with asymmetric side chains for high‐performance thick‐film organic solar cells

S Feng, C Zhang, Y Liu, Z Bi, Z Zhang, X Xu… - Advanced …, 2017 - Wiley Online Library
A kind of new fused‐ring electron acceptor, IDT‐OB, bearing asymmetric side chains, is
synthesized for high‐efficiency thick‐film organic solar cells. The introduction of asymmetric …

Bandgap narrowing in non‐fullerene acceptors: single atom substitution leads to high optoelectronic response beyond 1000 nm

J Lee, SJ Ko, M Seifrid, H Lee… - Advanced Energy …, 2018 - Wiley Online Library
Two narrow bandgap non‐fullerene acceptors (NBG‐NFAs), namely, COTIC‐4F and SiOTIC‐
4F, are designed and synthesized for the fabrication of efficient near‐infrared organic solar …