Designing carbon dots for enhanced photo-catalysis: Challenges and opportunities

L Zdražil, A Cadranel, M Medved, M Otyepka, R Zbořil… - Chem, 2024 - cell.com
Carbon dots (CDs) are a fascinating class of nanomaterials with a straightforward design by
means of an organic chemistry toolbox and an unsurmountable potential in the field of …

Surface hopping modeling of charge and energy transfer in active environments

JM Toldo, MT Do Casal, E Ventura… - Physical Chemistry …, 2023 - pubs.rsc.org
An active environment is any atomic or molecular system changing a chromophore's
nonadiabatic dynamics compared to the isolated molecule. The action of the environment on …

Modeling of the photophysical and photovoltaic properties of an active layer based on the organic composite poly (2‐methoxy‐5‐(2‐ethyl‐hexyloxy)‐1, 4‐phenylene …

M Ltayef, M Mbarek, MM Almoneef… - International Journal of …, 2023 - Wiley Online Library
In this work, two different composite architectures have been investigated. These materials
are formed by the block and ramified MEHPPV‐P3HT copolymers mixing with the PCBM …

On the low-lying electronically excited states of azobenzene dimers: Transition density matrix analysis

E Titov - Molecules, 2021 - mdpi.com
Azobenzene-containing molecules may associate with each other in systems such as self-
assembled monolayers or micelles. The interaction between azobenzene units leads to a …

Practical treatment of singlet oxygen with density-functional theory and the multiplet-sum method

A Ponra, AJ Etindele, O Motapon… - Theoretical Chemistry …, 2021 - Springer
Abstract Singlet oxygen (^ 1 1 O _2 2) comes in two flavors—namely the dominant lower-
energy a\,^ 1 Δ _g a 1 Δ g state and the higher-energy shorter-lived b\,^ 1 Σ _g^+ b 1 Σ g+ …

(De) localization dynamics of molecular excitons: comparison of mixed quantum-classical and fully quantum treatments

E Titov, T Kopp, J Hoche, A Humeniuk… - Physical Chemistry …, 2022 - pubs.rsc.org
Molecular excitons play a central role in processes of solar energy conversion, both natural
and artificial. It is therefore no wonder that numerous experimental and theoretical …

[HTML][HTML] Lighting-up nanocarbons through hybridization: Optoelectronic properties and perspectives

S Osella, M Wang, E Menna, T Gatti - Optical Materials: X, 2021 - Elsevier
In recent years, a plethora of material systems have been designed and prepared to
increase the performance of light harvesting and light-emitting technologies, and to develop …

Excited state properties of an A–D–A non-fullerene electron acceptor: a LC-TD-DFTB study

RB Ribeiro, MTN Varella - Physical Chemistry Chemical Physics, 2024 - pubs.rsc.org
Understanding charge transfer processes is essential to estimate the performance of organic
photovoltaic technologies. Although experimental production is on the rise, predictability …

How the size and density of charge-transfer excitons depend on heterojunction's architecture

MTN Varella, L Stojanovic, VQ Vuong… - The Journal of …, 2021 - ACS Publications
We have characterized the size, intensity, density, and distribution of charge-transfer (CT)
excitons as a function of the acceptor–donor architecture of prototypical organic interfaces …

Electronic relaxation of aqueous aminoazobenzenes studied by time-resolved photoelectron spectroscopy and surface hopping TDDFT dynamics calculations

E Titov, J Hummert, E Ikonnikov, R Mitrić… - Faraday …, 2021 - pubs.rsc.org
Studies of ultrafast relaxation of molecular chromophores are complicated by the fact that
most chromophores of biological and technological importance are rather large molecules …