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 …

Triplet pair states in singlet fission

K Miyata, FS Conrad-Burton, FL Geyer… - Chemical reviews, 2019 - ACS Publications
This account aims at providing an understanding of singlet fission, ie, the photophysical
process of a singlet state (S1) splitting into two triplet states (2× T1) in molecular …

Singlet fission involves an interplay between energetic driving force and electronic coupling in perylenediimide films

AK Le, JA Bender, DH Arias, DE Cotton… - Journal of the …, 2018 - ACS Publications
Due to its ability to offset thermalization losses in photoharvesting systems, singlet fission
has become a topic of research interest. During singlet fission, a high energy spin-singlet …

The entangled triplet pair state in acene and heteroacene materials

CK Yong, AJ Musser, SL Bayliss, S Lukman… - Nature …, 2017 - nature.com
Entanglement of states is one of the most surprising and counter-intuitive consequences of
quantum mechanics, with potent applications in cryptography and computing. In organic …

Leveraging charge-transfer interactions in through-space-coupled pentacene dendritic oligomer for singlet exciton fission

J Kim, HT Teo, Y Hong, YC Liau, D Yim… - Journal of the …, 2023 - ACS Publications
Singlet exciton fission in organic chromophores has received much attention during the past
decade. Inspired by numerous spectroscopic studies in the solid state, there have been …

Linker-dependent singlet fission in tetracene dimers

NV Korovina, J Joy, X Feng… - Journal of the …, 2018 - ACS Publications
Separation of triplet excitons produced by singlet fission is crucial for efficient application of
singlet fission materials. While earlier works explored the first step of singlet fission, the …

Triplet-pair states in organic semiconductors

AJ Musser, J Clark - Annual review of physical chemistry, 2019 - annualreviews.org
Entanglement of states is one of the most surprising and counterintuitive consequences of
quantum mechanics, with potent applications in cryptography and computing. In organic …

Tuning singlet fission in π-bridge-π chromophores

E Kumarasamy, SN Sanders… - Journal of the …, 2017 - ACS Publications
We have designed a series of pentacene dimers separated by homoconjugated or
nonconjugated bridges that exhibit fast and efficient intramolecular singlet exciton fission …

Lessons from intramolecular singlet fission with covalently bound chromophores

NV Korovina, NF Pompetti, JC Johnson - The Journal of chemical …, 2020 - pubs.aip.org
Molecular dimers, oligomers, and polymers are versatile components in photophysical and
optoelectronic architectures that could impact a variety of applications. We present a …

Spatial separation of triplet excitons drives endothermic singlet fission

NV Korovina, CH Chang, JC Johnson - Nature Chemistry, 2020 - nature.com
Molecules that undergo singlet fission, converting singlet excitons into pairs of triplet
excitons, have potential as photovoltaic materials. The possible advantages of endothermic …