Sensitive Organic Photodetectors With Spectral Response up to 1.3 µm Using a Quinoidal Molecular Semiconductor

B Yin, X Zhou, Y Li, G Hu, W Wei, M Yang… - Advanced …, 2024 - Wiley Online Library
Detecting short‐wavelength infrared (SWIR) light has underpinned several emerging
technologies. However, the development of highly sensitive organic photodetectors (OPDs) …

Activationless Charge Transfer Drives Photocurrent Generation in Organic Photovoltaic Blends Independent of Energetic Offset

Y Dong, R Zheng, D Qian, TH Lee… - Journal of the …, 2024 - ACS Publications
Organic photovoltaics (OPVs) have recently shown substantial progress in enhancing
device efficiency, driven in particular by advances in the design of nonfullerene acceptors …

Tailoring the photovoltaic performance of benzothiadiazole-based D–A-type polymers by incorporating robust electron-withdrawing substituents

DF Nugraha, E Yang, JA Prayogo, SY Lee, YK Lee… - Optical Materials, 2024 - Elsevier
The incorporation of electron-withdrawing substituents is one of the promising approaches
to enhance the photovoltaic characteristics of p-type polymer donors. In this study, three …

Manipulating Backbone Planarity of Ester Functionalized Conjugated Polymer Constitutional Isomer Derivatives Blended with Molecular Acceptors for Controlling …

S Sabury, AL Jones, N Schopp… - Chemistry of …, 2024 - ACS Publications
Exploring both electron donor and acceptor phase components in bulk heterojunction
structures has contributed to the advancement of organic photovoltaics (OPV) realizing …

High‐Performance Broad‐Spectrum Photodetector by Suppressing Stray Electrons by Adopting a Hybrid CQD/Organic Architecture

J Qiao, Q Wang, J Wang, J Liu, W Zhang, X Liao… - …, 2024 - Wiley Online Library
Broad‐spectrum photodetectors (PDs) are essential for various health monitoring, night
vision, and telecommunications applications, but their detectivity in a wide absorbance …

Exciton Diffusion to Low Energy Sites of the Acceptor Drives Charge Photogeneration in D18: Y6 Solar Cells

T Sayner, A Ruseckas, JR Harwell… - The Journal of Physical …, 2024 - ACS Publications
We have investigated charge generation pathways in efficient organic photovoltaic blends of
the polymer donor D18 and the small-molecule acceptor Y6 using transient absorption and …

Regioisomeric thieno [3, 4-d] thiazole-based AQDQA-type NIR acceptors for efficient non-fullerene organic solar cells

T Iqbal, S Sun, K Liu, X Zhu - RSC advances, 2024 - pubs.rsc.org
This study explores the potential of regioisomeric quinoidal-resonance π-spacers in
designing near-infrared (NIR) non-fullerene acceptors (NFAs) for high-performance organic …

Limiting factors for charge generation in low-offset fullerene-based organic solar cells

A Jungbluth, E Cho, A Privitera, KM Yallum… - Nature …, 2024 - nature.com
Free charge generation after photoexcitation of donor or acceptor molecules in organic solar
cells generally proceeds via (1) formation of charge transfer states and (2) their dissociation …

Thiophenes Endowed with Electron-Accepting Groups: A Structural Study

PTT Pham, MM Bader - Crystal Growth & Design, 2024 - ACS Publications
Single crystal structures of six thiophene-containing molecules, endowed with strong
electron-accepting groups, are reported. Each of the reported compounds is endowed with …