Managing challenges in organic photovoltaics: properties and roles of donor/acceptor interfaces

Y Liu, Y Wu, Y Geng, E Zhou… - Advanced Functional …, 2022 - Wiley Online Library
Organic photovoltaics (OPVs) have demonstrated increasing potential for use in large‐area,
flexible, and light‐weight applications. To date, the rapid development of nonfullerene …

Conditions for efficient charge generation preceded by energy transfer process in non-fullerene organic solar cells

L Benatto, CAM Moraes, G Candiotto… - Journal of Materials …, 2021 - pubs.rsc.org
The minimum driving force strategy is applied to promote the exciton dissociation in organic
solar cells (OSCs) without significant loss of open-circuit voltage. However, this strategy …

Single‐Material Organic Solar Cells Based on Small Molecule Homojunctions: An Outdated Concept or a New Challenge for the Chemistry and Physics of Organic …

J Roncali - Advanced Energy Materials, 2021 - Wiley Online Library
Single‐material organic solar cells (SMOSCs) are on the forefront of research on organic
photovoltaics (OPV). The generic term of SMOSCs encompasses a large variety of chemical …

Electric field facilitating hole transfer in non-fullerene organic solar cells with a negative HOMO offset

Y Liu, J Zhang, G Zhou, F Liu, X Zhu… - The Journal of Physical …, 2020 - ACS Publications
The record high photoinduced current and power conversion efficiencies of organic solar
cells (OSCs) should be attributed to the significant contribution of non-fullerene electron …

Cationic polaron delocalization in porphyrin nanoribbons

SM Kopp, JR Deng, AJ Redman, H Gotfredsen… - Chem, 2024 - cell.com
Long-range delocalization of unpaired electrons in organic π-conjugated oligomers is an
important requirement to achieve high charge carrier mobilities in molecular transistors. We …

Organic near‐infrared photodetectors with photoconductivity‐enhanced performance

S Zhang, Z Li, J Li, B Wang, F Chen, X Li, S Liu… - …, 2023 - Wiley Online Library
Organic near‐infrared (NIR) photodetectors with essential applications in medical
diagnostics, night vision, remote sensing, and optical communications have attracted …

Enhanced charge separation by interchain hole delocalization in nonfullerene acceptor‐based bulk heterojunction materials

CM Oh, S Park, J Lee, SH Park, S Cho… - Carbon …, 2023 - Wiley Online Library
Bulk heterojunction (BHJ) composites show improved power conversion efficiencies when
optimized in terms of morphology using various film processing methods. A reduced carrier …

Reduced exciton binding energy and diverse molecular stacking enable high-performance organic solar cells with VOC over 1.1 V

T Dai, J Lu, A Tang, Y Meng, P Cong, Z Wang… - Science China …, 2024 - Springer
High-voltage organic solar cells (OSCs) have received increasing attention because of their
promising applications in tandem devices and indoor photovoltaics, but the trade-off …

Regioisomeric Benzidine‐Fullerenes: Tuning of the Diverse Hole‐Distribution to Influence Charge Separation Patterns

C Wang, B Wu, Y Li, T Dong, Y Chai… - Angewandte Chemie …, 2023 - Wiley Online Library
Understanding the influence of molecular structure on charge distribution and charge
separation (CS) provides essential guidance for optoelectronic materials design. Here we …

Influence of intramolecular charge-transfer characteristics of excitons on polaron generation at the donor/acceptor interface in polymer solar cells

HY Chung, JH Park, J Cui, SY Kim, J Oh… - The Journal of …, 2021 - ACS Publications
To understand the importance of excess energy in the charge separation mechanism in
polymer solar cells (PSCs), we focused on the dissociation of the Coulombically bound …