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 …

Ternary blend organic solar cells: understanding the morphology from recent progress

X Xu, Y Li, Q Peng - Advanced Materials, 2022‏ - Wiley Online Library
Ternary blend organic solar cells (TB‐OSCs) incorporating multiple donor and/or acceptor
materials into the active layer have emerged as a promising strategy to simultaneously …

Monolithic perovskite/organic tandem solar cells with 23.6% efficiency enabled by reduced voltage losses and optimized interconnecting layer

W Chen, Y Zhu, J **u, G Chen, H Liang, S Liu, H Xue… - Nature Energy, 2022‏ - nature.com
Due to the large chemical composition and bandgap tunability of both perovskite and
organic semiconductors, perovskite/organic tandem solar cells are attractive for next …

Organic solar cells with 18% efficiency enabled by an alloy acceptor: a two‐in‐one strategy

F Liu, L Zhou, W Liu, Z Zhou, Q Yue… - Advanced …, 2021‏ - Wiley Online Library
The trade‐off between the open‐circuit voltage (Voc) and short‐circuit current density (Jsc)
has become the core of current organic photovoltaic research, and realizing the minimum …

Multiphase morphology with enhanced carrier lifetime via quaternary strategy enables high‐efficiency, thick‐film, and large‐area organic photovoltaics

L Zhan, S Yin, Y Li, S Li, T Chen, R Sun… - Advanced …, 2022‏ - Wiley Online Library
With the continuous breakthrough of the efficiency of organic photovoltaics (OPVs), their
practical applications are on the agenda. However, the thickness tolerance and upscaling in …

High-efficiency ternary organic solar cells with a good figure-of-merit enabled by two low-cost donor polymers

R Ma, C Yan, J Yu, T Liu, H Liu, Y Li, J Chen… - ACS Energy …, 2022‏ - ACS Publications
Here, we combine two donor polymers with a relatively short synthesis method and fabricate
ternary organic solar cells (OSCs) with a high efficiency and a decent figure-of-merit. A …

Layer‐by‐layer processed ternary organic photovoltaics with efficiency over 18%

L Zhan, S Li, X **a, Y Li, X Lu, L Zuo, M Shi… - Advanced …, 2021‏ - Wiley Online Library
Obtaining a finely tuned morphology of the active layer to facilitate both charge generation
and charge extraction has long been the goal in the field of organic photovoltaics (OPVs) …

Revealing the underlying solvent effect on film morphology in high-efficiency organic solar cells through combined ex situ and in situ observations

R Ma, X Jiang, J Fu, T Zhu, C Yan, K Wu… - Energy & …, 2023‏ - pubs.rsc.org
The morphological features and the film formation processes in high-performance donor–
acceptor binary photovoltaic blends cast from three representative solvents are carefully …

Achieving high efficiency and well-kept ductility in ternary all-polymer organic photovoltaic blends thanks to two well miscible donors

R Ma, K Zhou, Y Sun, T Liu, Y Kan, Y **ao, TAD Peña… - Matter, 2022‏ - cell.com
All-polymer solar cells (APSCs) are one of the most promising types of application-oriented
photovoltaic technologies because they are operationally and mechanically stable; …

Precisely controlling the position of bromine on the end group enables well‐regular polymer acceptors for all‐polymer solar cells with efficiencies over 15%

Z Luo, T Liu, R Ma, Y **ao, L Zhan, G Zhang… - Advanced …, 2020‏ - Wiley Online Library
Recent advances in the development of polymerized A–D–A‐type small‐molecule acceptors
(SMAs) have promoted the power conversion efficiency (PCE) of all‐polymer solar cells (all …