From solution to thin film: molecular assembly of π-conjugated systems and impact on (opto) electronic properties

A Khasbaatar, Z Xu, JH Lee… - Chemical …, 2023 - ACS Publications
The assembly of conjugated organic molecules from solution to solid-state plays a critical
role in determining the thin film morphology and optoelectronic properties of solution …

Narrowing the band gap: the key to high-performance organic photovoltaics

P Cheng, Y Yang - Accounts of chemical research, 2020 - ACS Publications
Conspectus Organic photovoltaics (OPVs) have attracted considerable attention in the last
two decades to overcome the terawatt energy challenge and serious environmental …

Binary organic solar cells breaking 19% via manipulating the vertical component distribution

Y Wei, Z Chen, G Lu, N Yu, C Li, J Gao, X Gu… - Advanced …, 2022 - Wiley Online Library
The variation of the vertical component distribution can significantly influence the
photovoltaic performance of organic solar cells (OSCs), mainly due to its impact on exciton …

18.5% efficiency organic solar cells with a hybrid planar/bulk heterojunction

L Hong, H Yao, Y Cui, P Bi, T Zhang… - Advanced …, 2021 - Wiley Online Library
The donor: acceptor heterojunction has proved as the most successful approach to split
strongly bound excitons in organic solar cells (OSCs). Establishing an ideal architecture with …

Graphdiyne derivative as multifunctional solid additive in binary organic solar cells with 17.3% efficiency and high reproductivity

L Liu, Y Kan, K Gao, J Wang, M Zhao… - Advanced …, 2020 - Wiley Online Library
Morphology tuning of the blend film in organic solar cells (OSCs) is a key approach to
improve device efficiencies. Among various strategies, solid additive is proposed as a …

Trimerized small-molecule acceptors enable high-performance organic solar cells with high open-circuit voltage and prolonged life-time

JW Lee, C Sun, TNL Phan, DC Lee, Z Tan… - Energy & …, 2023 - pubs.rsc.org
Although the recent development of Y-series small-molecule acceptors (SMAs) has led to a
dramatic increase in the power conversion efficiency (PCE) of organic solar cells (OSCs) …

Unraveling Urbach tail effects in high-performance organic photovoltaics: dynamic vs static disorder

C Zhang, S Mahadevan, J Yuan, JKW Ho… - ACS Energy …, 2022 - ACS Publications
The origin of Urbach energy (EU) in organic semiconductors and its effect on photovoltaic
properties remain a topic of intense interest. In this letter, we demonstrate quantitative …

Optimization of charge management and energy loss in all‐small‐molecule organic solar cells

L Zhang, D Deng, K Lu, Z Wei - Advanced Materials, 2024 - Wiley Online Library
All‐small‐molecule organic solar cells (ASM‐OSCs) have received tremendous attention in
recent decades because of their advantages over their polymer counterparts. These …

P‐type Polymers in Semitransparent Organic Photovoltaics

W Kong, J Wang, Y Hu, N Cui, C Yan, X Cai… - Angewandte …, 2023 - Wiley Online Library
P‐type polymers are polymeric semiconducting materials that conduct holes and have
extensive applications in optoelectronics such as organic photovoltaics. Taking the …

Fullerene‐Liquid‐Crystal‐Induced Micrometer‐Scale Charge‐Carrier Diffusion in Organic Bulk Heterojunction

F Zhao, D He, C Zou, Y Li, K Wang, J Zhang… - Advanced …, 2023 - Wiley Online Library
The short charge‐carrier diffusion length (LD)(100–300 nm) in organic bulk heterojunction
(BHJ) impedes the further improvement in power conversion efficiency (PCE) of organic …