Achieving 19% power conversion efficiency in planar‐mixed heterojunction organic solar cells using a pseudosymmetric electron acceptor

W Gao, F Qi, Z Peng, FR Lin, K Jiang… - Advanced …, 2022 - Wiley Online Library
A record power conversion efficiency (PCE) of over 19% is realized in planar‐mixed
heterojunction (PMHJ) organic solar cells (OSCs) by adopting the asymmetric selenium …

Selenium: a unique member in the chalcogen family for conjugated materials used in perovskite and organic solar cells

F Qi, FR Lin, AKY Jen - Solar RRL, 2022 - Wiley Online Library
Organic conjugated materials play an extremely important role in the development of
perovskite and organic solar cells (PVSCs and OSCs). Among different molecular design …

Intramolecular Chloro–Sulfur Interaction and Asymmetric Side‐Chain Isomerization to Balance Crystallinity and Miscibility in All‐Small‐Molecule Solar Cells

W Gao, M Jiang, Z Wu, B Fan, W Jiang… - Angewandte Chemie …, 2022 - Wiley Online Library
Intramolecular Cl− S non‐covalent interaction is introduced to modify molecular backbone of
a benzodithiophene terthiophene rhodamine (BTR) benchmark structure, helping planarize …

Near-Infrared Electron Acceptors with Cyano-Substituted 2-(3-Oxo-2, 3-dihydroinden-1-ylidene) malononitrile End-Groups for Organic Solar Cells

M Yang, X Tan, B Yin, S Kim, S Pang, Z Chen… - ACS Energy …, 2023 - ACS Publications
Near-infrared (NIR) electron acceptors are critical components for constructing organic solar
cells (OSCs). Herein, we report a set of A-DA′ DA-type electron acceptors with end-groups …

Approach toward low energy loss in symmetrical nonfullerene acceptor molecules inspired by insertion of different π-spacers for developing efficient organic solar …

F Rehman, M Waqas, M Imran, MAA Ibrahim, J Iqbal… - ACS …, 2023 - ACS Publications
In this quantum approach, by adding bridge/π-spacer fragments between the donor and
acceptor parts of a newly constructed DF-PCIC (A–D–A type) molecule, it is the aim to …

3D Crystal Framework Regulation Enables Se‐Functionalized Small Molecule Acceptors Achieve Over 19% Efficiency

W Gao, R Ma, L Zhu, L Li, FR Lin… - Advanced Energy …, 2024 - Wiley Online Library
Se‐functionalized small molecule acceptors (SMAs) exhibit unique advantages in
constructing materials with near‐infrared absorption, but their photovoltaic performance lags …

Organic near-infrared optoelectronic materials and devices: an overview

ZL Che, CC Yan, XD Wang, LS Liao - Advanced Photonics, 2024 - spiedigitallibrary.org
Near-infrared (NIR) light has shown great potential for military and civilian applications
owing to its advantages in the composition of sunlight, invisibility to human eyes, deeper …

A computational insight into enhancement of photovoltaic properties of non-fullerene acceptors by end-group modulations in the structural framework of INPIC …

H Zubair, MS Akhter, M Waqas, M Ishtiaq… - Journal of Molecular …, 2024 - Elsevier
Improving the open circuit voltage is a major challenge for enhancing the overall efficiency
of organic solar cells. Current work has concentrated on improving open-circuit voltage by …

Structural isomeric effect on spin transport in molecular semiconductors

T Yang, Y Qin, M Wu, L Guo, X Gu, K Meng… - Advanced …, 2024 - Wiley Online Library
Molecular semiconductor (MSC) is a promising candidate for spintronic applications
benefiting from its long spin lifetime caused by light elemental‐composition essence and …

Nonfullerene acceptors with cyano-modified terminal groups for organic solar cells: Effect of substitution position on photovoltaic properties

T Wang, R An, M Cao, H Shu, X Wu, H Tong, L Wang - Dyes and Pigments, 2022 - Elsevier
Two kinds of nonfullerene acceptors based on cyano-modified 1, 1-dicyanomethylene-3-
indanone (IC) as end groups and the dithienothiophen [3, 2-b]-pyrrolobenzothiadiazole …