Above 100% efficiency photocharge generation in monolayer semiconductors by singlet fission sensitization

L Ye, Y Zhao, R Xu, S Li, C Zhang, H Li… - Journal of the American …, 2023 - ACS Publications
Sensitizing inorganic semiconductors using singlet fission (SF) materials, which produce two
excitons from one absorbed photon, can potentially boost their light-to-electricity conversion …

Intramolecular singlet fission and triplet exciton harvesting in tetracene oligomers for solar energy conversion

T Wang, H Liu, X Wang, L Tang, J Zhou… - Journal of Materials …, 2023 - pubs.rsc.org
Singlet fission (SF), which can convert one singlet exciton into two triplet excitons, has the
potential to enhance the solar energy conversion efficiency in devices such as photovoltaic …

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 …

Singlet fission materials for photovoltaics: From small molecules to macromolecules

T Wang, BY Zhang, HL Zhang - Macromolecular Rapid …, 2022 - Wiley Online Library
Singlet fission (SF) is a spin‐allowed process in which a singlet state splits into two triplet
states. Materials that enable SF have attracted great attention in the last decade, mainly …

What next for singlet fission in photovoltaics? The fate of triplet and triplet-pair excitons

RJ Hudson, AN Stuart, DM Huang… - The Journal of Physical …, 2022 - ACS Publications
Exciton multiplication through singlet fission (SF) has the potential to surpass the detailed-
balance efficiency limit of single-junction photovoltaic (PV) devices. However, energy loss …

Molecular triplet sensitization of monolayer semiconductors in 2D organic/inorganic hybrid heterostructures

L Ye, X Xu, S He, Y Liu, Y Jin, YM Yang, H Zhu - ACS nano, 2022 - ACS Publications
Hybrid heterostructures (HSs) comprising organic and two-dimensional (2D) monolayer
semiconductors hold great promise for optoelectronic applications. So far, research efforts …

Effects of the separation distance between two triplet states produced from intramolecular singlet fission on the two-electron-transfer process

H Liu, X Wang, L Ma, W Wang, S Liu… - Journal of the …, 2022 - ACS Publications
To harvest two triplet excitons of singlet fission (SF) via a two-electron transfer efficiently, the
revelation of the key factors that influence the two-electron-transfer process is necessary …

Intramolecular Triplet Diffusion Facilitates Triplet Dissociation in a Pentacene Hexamer

PM Greißel, D Thiel, H Gotfredsen… - Angewandte Chemie …, 2024 - Wiley Online Library
Triplet dynamics in singlet fission depend strongly on the strength of the electronic coupling.
Covalent systems in solution offer precise control over such couplings. Nonetheless, efficient …

Singlet Fission and Electron Injection from the Triplet Excited State in Diphenylisobenzofuran–Semiconductor Assemblies: Effects of Solvent Polarity and Driving Force

E Sundin, R Ringström, F Johansson… - The Journal of …, 2020 - ACS Publications
Singlet fission has emerged as a promising way to overcome the Shockley–Queisser limit in
solar energy conversion devices, and a few studies have claimed proof-of-principle results …

Carrier Dynamics of Efficient Triplet Harvesting in AgBiS2/Pentacene Singlet Fission Solar Cells

P Geng, D Chen, SB Shivarudraiah, X Chen… - Advanced …, 2023 - Wiley Online Library
Singlet fission is a process by which an organic semiconductor is able to generate two triplet
excitons from a single photon. If charges from the triplets can be successfully harvested …