Organic optoelectronic materials: mechanisms and applications

O Ostroverkhova - Chemical reviews, 2016 - ACS Publications
Organic (opto) electronic materials have received considerable attention due to their
applications in thin-film-transistors, light-emitting diodes, solar cells, sensors, photorefractive …

Recent advances in triplet–triplet annihilation upconversion and singlet fission, towards solar energy applications

AJ Carrod, V Gray, K Börjesson - Energy & Environmental Science, 2022 - pubs.rsc.org
Solar energy is an ample renewable energy resource, with photovoltaic (PV) technology
enabling a direct route from light to electricity. Currently, PVs are limited in photon …

Dynamics of excitons in conjugated molecules and organic semiconductor systems

OP Dimitriev - Chemical Reviews, 2022 - ACS Publications
The exciton, an excited electron–hole pair bound by Coulomb attraction, plays a key role in
photophysics of organic molecules and drives practically important phenomena such as …

Theoretical modeling of singlet fission

D Casanova - Chemical reviews, 2018 - ACS Publications
Singlet fission is a photophysical reaction in which a singlet excited electronic state splits
into two spin-triplet states. Singlet fission was discovered more than 50 years ago, but the …

Exciton diffusion in conjugated polymers: from fundamental understanding to improvement in photovoltaic conversion efficiency

Y Tamai, H Ohkita, H Benten, S Ito - The journal of physical …, 2015 - ACS Publications
Singlet exciton diffusion plays a central role in the photovoltaic conversion in organic
photovoltaics (OPVs). Upon light absorption, singlet excitons are promptly generated in …

Quantitative intramolecular singlet fission in bipentacenes

SN Sanders, E Kumarasamy, AB Pun… - Journal of the …, 2015 - ACS Publications
Singlet fission (SF) has the potential to significantly enhance the photocurrent in single-
junction solar cells and thus raise the power conversion efficiency from the Shockley …

Real-time observation of multiexcitonic states in ultrafast singlet fission using coherent 2D electronic spectroscopy

AA Bakulin, SE Morgan, TB Kehoe, MWB Wilson… - Nature …, 2016 - nature.com
Singlet fission is the spin-allowed conversion of a spin-singlet exciton into a pair of spin-
triplet excitons residing on neighbouring molecules. To rationalize this phenomenon, a …

Evidence for conical intersection dynamics mediating ultrafast singlet exciton fission

AJ Musser, M Liebel, C Schnedermann, T Wende… - Nature Physics, 2015 - nature.com
Singlet exciton fission is the process in organic semiconductors through which a spin-singlet
exciton converts into a pair of spin-triplet excitons residing on different chromophores …

Quintet multiexciton dynamics in singlet fission

MJY Tayebjee, SN Sanders, E Kumarasamy… - Nature Physics, 2017 - nature.com
Singlet fission, in which two triplet excitons are generated from a single absorbed photon, is
a key third-generation solar cell concept. Conservation of angular momentum requires that …

A design strategy for intramolecular singlet fission mediated by charge-transfer states in donor–acceptor organic materials

E Busby, J **a, Q Wu, JZ Low, R Song, JR Miller… - Nature materials, 2015 - nature.com
The ability to advance our understanding of multiple exciton generation (MEG) in organic
materials has been restricted by the limited number of materials capable of singlet fission. A …