A rare case of brominated small molecule acceptors for high-efficiency organic solar cells

H Liang, X Bi, H Chen, T He, Y Lin, Y Zhang… - Nature …, 2023 - nature.com
Given that bromine possesses similar properties but extra merits of easily synthesizing and
polarizing comparing to homomorphic fluorine and chlorine, it is quite surprising very rare …

High fill factor organic solar cells with increased dielectric constant and molecular packing density

X Zhang, C Li, J Xu, R Wang, J Song, H Zhang, Y Li… - Joule, 2022 - cell.com
The fill factor (FF) of organic solar cells (OSCs), a critically important photovoltaic parameter,
is still sub-optimal, often less than 0.8. To further reduce the FF gaps with regard to the …

Molecular packing and dielectric property optimization through peripheral halogen swapping enables binary organic solar cells with an efficiency of 18.77%

H Liang, H Chen, P Wang, Y Zhu… - Advanced Functional …, 2023 - Wiley Online Library
Peripheral halogen regulations can endow non‐fullerene acceptors (NFAs) with enhanced
features as organic semi‐conductors and further boost efficient organic solar cells (OSCs) …

Triplet exciton formation for non-radiative voltage loss in high-efficiency nonfullerene organic solar cells

Z Chen, X Chen, Z Jia, G Zhou, J Xu, Y Wu, X Xia, X Li… - Joule, 2021 - cell.com
Nonfullerene acceptor (NFA) organic solar cells (OSCs) with power conversion efficiency
(PCE) reaching up to 18% has shown tremendous potential toward practical applications …

Impact of strain relaxation on 2D Ruddlesden–Popper perovskite solar cells

Q Cheng, B Wang, G Huang, Y Li, X Li… - Angewandte Chemie …, 2022 - Wiley Online Library
Although the photovoltaic performance of perovskite solar cells (PSCs) has reached the
commercial standards, the unsatisfactory stability limits their further application. Hydrophobic …

Asymmetric glycolated substitution for enhanced permittivity and ecocompatibility of high-performance photovoltaic electron acceptor

T Li, K Wang, G Cai, Y Li, H Liu, Y Jia, Z Zhang, X Lu… - Jacs Au, 2021 - ACS Publications
Traditional organic photovoltaic materials exhibit low dielectric constants (εr) of 3 to 4,
restricting the further enhancement of power conversion efficiencies (PCEs) of organic solar …

End-cap modeling on the thienyl-substituted benzodithiophene trimer-based donor molecule for achieving higher photovoltaic performance

MH Maqsood, RA Khera, RF Mehmood… - Journal of Molecular …, 2023 - Elsevier
Despite the substantial advancements in organic solar cells (OSCs), the best devices still
have quite low efficiencies due to less focus on donor molecules. With the intention to …

Recent Advances in Dielectric Properties-Based Soil Water Content Measurements

MI Abdulraheem, H Chen, L Li, AY Moshood, W Zhang… - Remote Sensing, 2024 - mdpi.com
Dielectric properties are crucial in understanding the behavior of water within soil,
particularly the soil water content (SWC), as they measure a material's ability to store an …

Fine-tuning the dipole moment of asymmetric non-fullerene acceptors enabling efficient and stable organic solar cells

Z Xia, J Zhang, X Gao, W Song, J Ge… - … Applied Materials & …, 2021 - ACS Publications
Modifying molecular conjugation has been demonstrated as an effective strategy to enhance
the photovoltaic performance of the non-fullerene small molecule acceptors (SMAs), which …

Band gap shifting of halide perovskite CsCaBr3 from ultra-violet to visible region under pressure for photovoltaic applications

IK Shuvo, M Saiduzzaman, TI Asif, MA Haq… - Materials Science and …, 2022 - Elsevier
Throughout this study, the effects of hydrostatic pressure on the physical properties of halide
perovskite CsCaBr 3 are explored using the density functional theory. The calculated lattice …