A chlorinated low-bandgap small-molecule acceptor for organic solar cells with 14.1% efficiency and low energy loss

B Kan, H Feng, H Yao, M Chang, X Wan, C Li… - Science China …, 2018 - Springer
A new acceptor-donor-acceptor (ADA) type small-molecule acceptor NCBDT-4Cl using
chlorinated end groups is reported. This new-designed molecule demonstrates wide and …

Fused benzothiadiazole: a building block for n‐type organic acceptor to achieve high‐performance organic solar cells

J Yuan, Y Zhang, L Zhou, C Zhang, TK Lau… - Advanced …, 2019 - Wiley Online Library
Narrow bandgap n‐type organic semiconductors (n‐OS) have attracted great attention in
recent years as acceptors in organic solar cells (OSCs), due to their easily tuned absorption …

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 …

Small molecule acceptors with a nonfused architecture for high-performance organic photovoltaics

YQQ Yi, H Feng, N Zheng, X Ke, B Kan… - Chemistry of …, 2019 - ACS Publications
Different from the widely studied non-fullerene acceptor molecules with a generally large
fused backbone architecture, two novel small molecule acceptors (SMAs) with a nonfused …

Small molecule acceptors with a ladder-like core for high-performance organic solar cells with low non-radiative energy losses

Y Wang, Z Liu, X Cui, C Wang, H Lu, Y Liu… - Journal of Materials …, 2020 - pubs.rsc.org
Three new low-cost A1–D–A2–D–A1 type small molecule acceptors BT-IC4F, BT2F-IC4F
and BTOR-IC4F have been designed and synthesized for high-performance organic solar …

Reduced energy loss enabled by a chlorinated thiophene‐fused ending‐group small molecular acceptor for efficient nonfullerene organic solar cells with 13.6 …

Z Luo, T Liu, Y Wang, G Zhang, R Sun… - Advanced Energy …, 2019 - Wiley Online Library
Generally, highly efficient organic solar cells require both a high open‐circuit voltage (VOC)
and a high short‐circuit current density (JSC). Reducing the energy loss (Eloss) is an …

Simultaneously enhanced efficiency of eco-friendly structural characterization of the dithienocyclopentacarbazole donor based acceptors with narrow bandgap for …

M Ans, A Ayub, N Alwadai, A Rasool… - Journal of Physics D …, 2022 - iopscience.iop.org
In the present age, researchers are trying to overcome the energy crisis and the global
demand for energy by developing organic solar cells (OSCs) of higher efficacy. Herein, we …

Near infrared electron acceptors with a photoresponse beyond 1000 nm for highly efficient organic solar cells

C He, Y Li, Y Liu, Y Li, G Zhou, S Li, H Zhu… - Journal of Materials …, 2020 - pubs.rsc.org
Developing near infrared (NIR) organic semiconductors is indispensable for promoting the
performance of organic solar cells (OSCs), but addressing the trade-off between voltage and …

A novel wide-bandgap small molecule donor for high efficiency all-small-molecule organic solar cells with small non-radiative energy losses

Y Wang, Y Wang, L Zhu, H Liu, J Fang, X Guo… - Energy & …, 2020 - pubs.rsc.org
In this work, a wide-bandgap small molecule donor, BTTzR, that incorporates the electron-
donating alkylthienyl-substituted benzo [1, 2-b: 4, 5-b'] dithiophene (BDT-T) unit and the …

An ADA type small-molecule electron acceptor with end-extended conjugation for high performance organic solar cells

H Feng, N Qiu, X Wang, Y Wang, B Kan… - Chemistry of …, 2017 - ACS Publications
A new non-fullerene small molecule with an acceptor-donor-acceptor (ADA) structure,
FDNCTF, incorporating fluorenedicyclopentathiophene as core and naphthyl-fused …