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 …

The bulk heterojunction in organic photovoltaic, photodetector, and photocatalytic applications

A Wadsworth, Z Hamid, J Kosco, N Gasparini… - Advanced …, 2020 - Wiley Online Library
Organic semiconductors require an energetic offset in order to photogenerate free charge
carriers efficiently, owing to their inability to effectively screen charges. This is vitally …

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 …

Long-range exciton diffusion in molecular non-fullerene acceptors

Y Firdaus, VM Le Corre, S Karuthedath, W Liu… - Nature …, 2020 - nature.com
The short exciton diffusion length associated with most classical organic semiconductors
used in organic photovoltaics (5-20 nm) imposes severe limits on the maximum size of the …

Organic photodiodes: the future of full color detection and image sensing

RD Jansen‐van Vuuren, A Armin… - Advanced …, 2016 - Wiley Online Library
Major growth in the image sensor market is largely as a result of the expansion of digital
imaging into cameras, whether stand‐alone or integrated within smart cellular phones or …

Light harvesting for organic photovoltaics

GJ Hedley, A Ruseckas, IDW Samuel - Chemical Reviews, 2017 - ACS Publications
The field of organic photovoltaics has developed rapidly over the last 2 decades, and small
solar cells with power conversion efficiencies of 13% have been demonstrated. Light …

Exciton diffusion in organic semiconductors

OV Mikhnenko, PWM Blom, TQ Nguyen - Energy & Environmental …, 2015 - pubs.rsc.org
The purpose of this review is to provide a basic physical description of the exciton diffusion
in organic semiconductors. Furthermore, experimental methods that are used to measure …

Molecular helices as electron acceptors in high-performance bulk heterojunction solar cells

Y Zhong, MT Trinh, R Chen, GE Purdum… - Nature …, 2015 - nature.com
Despite numerous organic semiconducting materials synthesized for organic photovoltaics
in the past decade, fullerenes are widely used as electron acceptors in highly efficient bulk …

High exciton diffusion coefficients in fused ring electron acceptor films

S Chandrabose, K Chen, AJ Barker… - Journal of the …, 2019 - ACS Publications
Modest exciton diffusion lengths dictate the need for nanostructured bulk heterojunctions in
organic photovoltaic (OPV) cells; however, this morphology compromises charge collection …

Over 16.7% efficiency of ternary organic photovoltaics by employing extra PC71BM as morphology regulator

J Gao, J Wang, Q An, X Ma, Z Hu, C Xu, X Zhang… - Science China …, 2020 - Springer
Ternary organic photovoltaics (OPVs) are fabricated with PBDB-T-2Cl: Y6 (1: 1.2, wt/wt) as
the host system and extra PC 71 BM as the third component. The PBDB-T-2Cl: Y6 based …