Spectroscopy in complex environments from QM–MM simulations

UN Morzan, DJ Alonso de Armino, NO Foglia… - Chemical …, 2018 - ACS Publications
The applications of multiscale quantum–classical (QM–MM) approaches have shown an
extraordinary expansion and diversification in the last couple of decades. A great proportion …

Quantitative wave function analysis for excited states of transition metal complexes

S Mai, F Plasser, J Dorn, M Fumanal, C Daniel… - Coordination Chemistry …, 2018 - Elsevier
The character of an electronically excited state is one of the most important descriptors
employed to discuss the photophysics and photochemistry of transition metal complexes. In …

Dye chemistry with time-dependent density functional theory

AD Laurent, C Adamo, D Jacquemin - Physical Chemistry Chemical …, 2014 - pubs.rsc.org
In this perspective, we present an overview of the determination of excited-state properties of
“real-life” dyes, and notably of their optical absorption and emission spectra, performed …

Toward a quantitative assessment of electronic transitions' charge-transfer character

T Etienne, X Assfeld, A Monari - Journal of chemical theory and …, 2014 - ACS Publications
We hereby report studies devoted to a topological descriptor of photoinduced electronic
charge density variation. Our novel index, symbolized as ϕ S, consists in the detachment …

New insight into the topology of excited states through detachment/attachment density matrices-based centroids of charge

T Etienne, X Assfeld, A Monari - Journal of Chemical Theory and …, 2014 - ACS Publications
In parallel with the derivation of a novel descriptor (ϕ S) related to chromophores' electronic
excited states topology, the present article emphasizes some congruence of significance …

Photochemistry and photophysics of transition metal complexes: Quantum chemistry

C Daniel - Coordination Chemistry Reviews, 2015 - Elsevier
Methodological aspects are highlighted in connection to three important theoretical issues in
the field of transition metal complexes photochemistry and photophysics:(i) accuracy of …

Understanding DNA under oxidative stress and sensitization: The role of molecular modeling

E Dumont, A Monari - Frontiers in chemistry, 2015 - frontiersin.org
DNA is constantly exposed to damaging threats coming from oxidative stress, ie, from the
presence of free radicals and reactive oxygen species. Sensitization from exogenous and …

Halochromic luminescent quinoxalinones as a basis for pH-sensing in organic and aqueous solutions

TP Gerasimova, TI Burganov, SA Katsyuba… - Dyes and …, 2021 - Elsevier
The protonation of a series of quinoxalin-2-ones dyes with N, N-dialkylaminostyryl
substituent in different positions of the quinoxalinone (Qon) moiety has been experimentally …

Dehalogenation of persistent halogenated organic compounds: A review of computational studies and quantitative structure–property relationships

J Luo, J Hu, X Wei, L Fu, L Li - Chemosphere, 2015 - Elsevier
Dehalogenation is one of the highly important degradation reactions for halogenated
organic compounds (HOCs) in the environment, which is also being developed as a …

Transition matrices and orbitals from reduced density matrix theory

T Etienne - The Journal of chemical physics, 2015 - pubs.aip.org
In this contribution, we report two different methodologies for characterizing the electronic
structure reorganization occurring when a chromophore undergoes an electronic transition …