Electronic delocalization, charge transfer and hypochromism in the UV absorption spectrum of polyadenine unravelled by multiscale computations and quantitative …

JJ Nogueira, F Plasser, L González - Chemical science, 2017 - pubs.rsc.org
The characterization of the electronically excited states of DNA strands populated upon solar
UV light absorption is essential to unveil light-induced DNA damage and repair processes …

Benchmarking aspects of ab initio fragment models for accurate excimer potential energy surfaces

B Barcza, ÁB Szirmai, A Tajti, JF Stanton… - Journal of Chemical …, 2023 - ACS Publications
While Coupled-Cluster methods have been proven to provide an accurate description of
excited electronic states, the scaling of the computational costs with the system size limits …

Challenges in simulating light-induced processes in DNA

P Marquetand, JJ Nogueira, S Mai, F Plasser… - Molecules, 2016 - mdpi.com
In this contribution, we give a perspective on the main challenges in performing theoretical
simulations of photoinduced phenomena within DNA and its molecular building blocks. We …

Quantum chemistry of the excited state: recent trends in methods developments and applications

M Navarrete-Miguel, J Segarra-Martí… - 2018 - books.rsc.org
Advances (2016–2017) in Quantum Chemistry of the Excited State (QCEX) are presented in
this book chapter focusing firstly on developments of methodology and excited-state reaction …

Reduced-scaling approach for configuration interaction singles and time-dependent density functional theory calculations using hybrid functionals

D Mester, M Kállay - Journal of Chemical Theory and …, 2019 - ACS Publications
An approximation is presented which can efficiently decrease the computational expenses
of configuration interaction singles (CIS) and time-dependent density functional theory …

Theoretical insight into photodeactivation mechanisms of adenine–uracil and adenine–thymine nucleobase pairs

K Szkaradek, RW Góra - Physical Chemistry Chemical Physics, 2024 - pubs.rsc.org
In this work, several plausible intra-and intermolecular photoinduced processes of the
Watson–Crick base pairs of adenine with uracil (A–U) or thymine (A–T) according to the …

Ab initio investigation of excited state charge transfer pathways in differently capped bithiophene cages

A Shaalan Alag, PG Szalay… - Journal of Computational …, 2024 - Wiley Online Library
The electronic excitations of conformationally constrained bithiophene cage systems as
previously investigated by Lewis et al.(J. Am. Chem. Soc. 143, 18548 (2021)) are revisited …

The Ultrafast Quantum Dynamics of Photoexcited Adenine–Thymine Basepair Investigated with a Fragment-based Diabatization and a Linear Vibronic Coupling …

MY Jouybari, JA Green, R Improta… - The Journal of Physical …, 2021 - ACS Publications
In this contribution we present a quantum dynamical study of the photoexcited hydrogen
bonded base pair adenine–thymine (AT) in a Watson–Crick arrangement. To that end, we …

Analysis of the structures, energetics, and vibrational frequencies for the hydrogen-bonded interaction of nucleic acid bases with Carmustine pharmaceutical agent: a …

R Khorram, H Raissi, M Shahabi - Structural Chemistry, 2018 - Springer
In the present study, it is attempted to scrutinize the hydrogen bonding interaction between
Carmustine drug and DNA pyrimidine bases by means of density functional theory …

Solvent effects on the excited state characteristics of adenine–thymine base pairs

S Saha, HM Quiney - RSC advances, 2017 - pubs.rsc.org
The ability to dissipate electronic excitation and thus prevent photo-induced damage and
provide natural protection and photo-stability is, perhaps, the most significant characteristic …