Unconventional singlet fission materials

T Ullrich, D Munz, DM Guldi - Chemical Society Reviews, 2021 - pubs.rsc.org
Singlet fission (SF) is a photophysical downconversion pathway, in which a singlet excitation
transforms into two triplet excited states. As such, it constitutes an exciton multiplication …

Replacing hybrid density functional theory: motivation and recent advances

BG Janesko - Chemical Society Reviews, 2021 - pubs.rsc.org
Density functional theory (DFT) is the most widely-used electronic structure approximation
across chemistry, physics, and materials science. Every year, thousands of papers report …

Molecular insights and concepts to engineer singlet fission energy conversion devices

R Casillas, I Papadopoulos, T Ullrich, D Thiel… - Energy & …, 2020 - pubs.rsc.org
In this Review, we showcase the fundamental processes of intermolecular and
intramolecular singlet fission (SF). Furthermore we prioritize the information, which is …

Strategies for High‐Performance Solid‐State Triplet–Triplet‐Annihilation‐Based Photon Upconversion

TA Lin, CF Perkinson, MA Baldo - Advanced Materials, 2020 - Wiley Online Library
Photon upconversion via triplet–triplet annihilation (TTA) has achieved high efficiencies in
solution and within polymer matrices that support molecular migration systems. It has …

High-throughput virtual screening for organic electronics: a comparative study of alternative strategies

ÖH Omar, M Del Cueto, T Nematiaram… - Journal of Materials …, 2021 - pubs.rsc.org
We present a review of the field of high-throughput virtual screening for organic electronics
materials focusing on the sequence of methodological choices that determine each virtual …

Machine-learning assisted design principle search for singlet fission: an example study of cibalackrot

F Weber, H Mori - npj Computational Materials, 2022 - nature.com
This work uses quantum chemistry calculations and machine learning to explore design
rules for singlet fission in a chemical space of four million indigoid derivatives. We identify …

Machine learning-based screening for potential singlet fission chromophores: The challenge of imbalanced data sets

L Borislavov, M Nedyalkova, A Tadjer… - The Journal of …, 2023 - ACS Publications
Excitation with one photon of a singlet fission (SF) material generates two triplet excitons,
thus doubling the solar cell efficiency. Therefore, the SF molecules are regarded as new …

Generative organic electronic molecular design informed by quantum chemistry

CH Li, DP Tabor - Chemical Science, 2023 - pubs.rsc.org
Generative molecular design strategies have emerged as promising alternatives to trial-and-
error approaches for exploring and optimizing within large chemical spaces. To date …

Multiple charge separation pathways in new-generation non-fullerene acceptors: a computational study

A Landi, D Padula - Journal of Materials Chemistry A, 2021 - pubs.rsc.org
Non-fullerene acceptors led to outstanding improvements in the efficiency of organic
photovoltaic devices, with high promises of further advancements. Several studies have …

[HTML][HTML] Rapid calculation of internal conversion and intersystem crossing rate for organic materials discovery

L Shi, X Xie, A Troisi - The Journal of Chemical Physics, 2022 - pubs.aip.org
The internal conversion (IC) process from S 1 to S 0 and the intersystem crossing (ISC)
transition from T 1 to S 0 are two essential processes in functional molecular material …