Renewed prospects for organic photovoltaics

G Zhang, FR Lin, F Qi, T Heumüller, A Distler… - Chemical …, 2022 - ACS Publications
Organic photovoltaics (OPVs) have progressed steadily through three stages of photoactive
materials development:(i) use of poly (3-hexylthiophene) and fullerene-based acceptors …

Recent advances in single‐junction organic solar cells

H Yao, J Hou - Angewandte Chemie International Edition, 2022 - Wiley Online Library
Single‐junction organic solar cells (OSCs) have made significant progress in recent years.
Innovations in material design and device optimization have improved the power conversion …

Single-junction organic solar cells with over 19% efficiency enabled by a refined double-fibril network morphology

L Zhu, M Zhang, J Xu, C Li, J Yan, G Zhou, W Zhong… - Nature Materials, 2022 - nature.com
In organic photovoltaics, morphological control of donor and acceptor domains on the
nanoscale is the key for enabling efficient exciton diffusion and dissociation, carrier transport …

Single‐junction organic solar cells with 19.17% efficiency enabled by introducing one asymmetric guest acceptor

R Sun, Y Wu, X Yang, Y Gao, Z Chen, K Li… - Advanced …, 2022 - Wiley Online Library
The ternary strategy has been widely identified as an effective approach to obtain high‐
efficiency organic solar cells (OSCs). However, for most ternary OSCs, the nonradiative …

Enhancing photon utilization efficiency for high‐performance organic photovoltaic cells via regulating phase‐transition kinetics

P Bi, J Wang, Y Cui, J Zhang, T Zhang… - Advanced …, 2023 - Wiley Online Library
Efficient photon utilization is key to achieving high‐performance organic photovoltaic (OPV)
cells. In this study, a multiscale fibril network morphology in a PBQx‐TCl: PBDB‐TF: eC9 …

Recent progress in organic solar cells (Part I material science)

Y Liu, B Li, CQ Ma, F Huang, G Feng, H Chen… - Science China …, 2022 - Springer
During past several years, the photovoltaic performances of organic solar cells (OSCs) have
achieved rapid progress with power conversion efficiencies (PCEs) over 18 …

Desired open-circuit voltage increase enables efficiencies approaching 19% in symmetric-asymmetric molecule ternary organic photovoltaics

L Zhan, S Li, Y Li, R Sun, J Min, Z Bi, W Ma, Z Chen… - Joule, 2022 - cell.com
The large open-circuit voltage (V oc) loss is currently the main obstacle for pursuing the
highly efficient organic photovoltaics (OPVs). To address this issue, we construct the ternary …

Recent progress in organic solar cells (Part II device engineering)

Y Liu, B Liu, CQ Ma, F Huang, G Feng, H Chen… - Science China …, 2022 - Springer
Organic solar cells (OSCs) have gained a rapid development in the past two decades and
the power conversion efficiency (PCE) of single-junction OSC has recently approached …

Rational control of sequential morphology evolution and vertical distribution toward 17.18% efficiency all-small-molecule organic solar cells

Y Sun, L Nian, Y Kan, Y Ren, Z Chen, L Zhu, M Zhang… - Joule, 2022 - cell.com
All-small-molecule organic solar cell (ASM OSC) with an efficiency of up to 17.18% is
demonstrated via combining layer-by-layer (LbL) deposition and solid additive methoxy …

Non-fullerene acceptors with branched side chains and improved molecular packing to exceed 18% efficiency in organic solar cells

C Li, J Zhou, J Song, J Xu, H Zhang, X Zhang, J Guo… - Nature Energy, 2021 - nature.com
Molecular design of non-fullerene acceptors is of vital importance for high-efficiency organic
solar cells. The branched alkyl chain modification is often regarded as a counter-intuitive …