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 …

Progress and prospects of the morphology of non-fullerene acceptor based high-efficiency organic solar cells

L Zhu, M Zhang, W Zhong, S Leng, G Zhou… - Energy & …, 2021 - pubs.rsc.org
With the development of non-fullerene acceptors (NFAs), the power conversion efficiency
(PCE) of organic solar cells (OSCs) has been continuously improved and has exceeded …

Benzothiadiazole-based polymer donors

P Cong, Z Wang, Y Geng, Y Meng, C Meng, L Chen… - Nano Energy, 2023 - Elsevier
As the most classic electron-accepting building block, 2, 1, 3-benzothiadiazole (BT) and the
derived structures have achieved great success to construct photovoltaic materials …

Controlling morphology and microstructure of conjugated polymers via solution-state aggregation

ZF Yao, JY Wang, J Pei - Progress in Polymer Science, 2023 - Elsevier
The macroscopic functions and properties of conjugated polymers depend on their
microcosmic morphology and microstructure in the solid state. However, such morphology …

High miscibility compatible with ordered molecular packing enables an excellent efficiency of 16.2% in all‐small‐molecule organic solar cells

L Zhang, X Zhu, D Deng, Z Wang, Z Zhang… - Advanced …, 2022 - Wiley Online Library
In all‐small‐molecule organic solar cells (ASM‐OSCs), a high short‐circuit current (Jsc)
usually needs a small phase separation, while a high fill factor (FF) is generally realized in a …

Overcoming disordered preaggregation in liquid state for highly efficient organic solar cells printed from nonhalogenated solvents

M Sun, KN Zhang, JW Qiao, LH Wang… - Advanced Energy …, 2023 - Wiley Online Library
The current power conversion efficiencies of laboratory‐sized organic solar cells (OSCs),
based on the spin‐coating process with halogenated solvents, have exceeded 19 …

Control of aggregated structure of photovoltaic polymers for high‐efficiency solar cells

M Gao, W Wang, J Hou, L Ye - Aggregate, 2021 - Wiley Online Library
Abstract π‐Conjugated organic/polymer materials‐based solar cells have attracted
tremendous research interest in the fields of chemistry, physics, materials science, and …

High-Performance Annealing-Free Polythiophene-Based Organic Solar Cells Enabled by Volatile Solid Additive

B Liu, S Gámez-Valenzuela, JW Lee, B Li… - ACS Energy …, 2024 - ACS Publications
Polythiophene (PT)-based organic solar cells (OSCs) present a promising avenue for
photovoltaic advancement due to their simple molecular structure and low-cost synthesis …

Sequentially fluorinated polythiophene donors for high‐performance organic solar cells with 16.4% efficiency

D Jeong, GU Kim, D Lee, S Seo, S Lee… - Advanced Energy …, 2022 - Wiley Online Library
Polythiophenes (PTs) have attracted considerable interest for application in organic solar
cells (OSCs) owing to their simple molecular structures and low‐cost synthesis. However …

Ordered solid‐state microstructures of conjugated polymers arising from solution‐state aggregation

ZF Yao, ZY Wang, HT Wu, Y Lu, QY Li… - Angewandte …, 2020 - Wiley Online Library
Controlling the solution‐state aggregation of conjugated polymers for producing specific
microstructures remains challenging. Herein, a practical approach is developed to finely …