Recent progress in the simulation of chiral systems with real time propagation methods

J Mattiat, S Luber - Helvetica Chimica Acta, 2021 - Wiley Online Library
In this brief review, an overview about recent efforts to simulate the spectroscopic signatures
of chiral molecules is given with focus on real time propagation approaches to solve the time …

Comparison of length, velocity, and symmetric gauges for the calculation of absorption and electric circular dichroism spectra with real-time time-dependent density …

J Mattiat, S Luber - Journal of Chemical Theory and Computation, 2022 - ACS Publications
A velocity and symmetric gauge implementation for real-time time-dependent density
functional theory (RT-TDDFT) in the CP2K package using a Gaussian and plane wave …

Charge transport in a double-stranded DNA: Effects of helical symmetry and long-range hopping

S Kundu, C Simserides - Physical Review E, 2024 - APS
Within a tight-binding framework, we examine conformation-dependent charge transport
properties of the DNA double-helix, including helical symmetry and the possibility of multiple …

Reconciling TD‐DFT and CASPT2 electronic structure methods for describing the photophysics of DNA

VK Jaiswal, M Taddei, DR Nascimento… - Photochemistry and …, 2024 - Wiley Online Library
Time‐dependent density functional theory (TD‐DFT) and multiconfigurational second‐order
perturbation theory (CASPT2) are two of the most widely used methods to investigate …

Unexpected large charge transfer rate mediated by adenine in twisted DNA structure

Y Song, Y Gao, H Fang - Physical Review E, 2024 - APS
DNA exhibits remarkable charge transfer ability, which is crucial for its biological functions
and potential electronic applications. The charge transfer process in DNA is widely …

[HTML][HTML] Electronic structure, absorption spectra and oxidation dynamics in polyynes and dicyanopolyynes

L Chalkopiadis, K Lambropoulos… - Physical Chemistry …, 2024 - pubs.rsc.org
The advent of femtosecond to attosecond experimental tools has made now possible to
study such ultrafast carrier dynamics, eg, the spatial and temporal charge density evolution …

Reduction reactions at the interface between CdS quantum dot and Z-type ligands driven by electron injection in the electroluminescent processes

X Huo, Y Xie, X Wang, L Zhang, M Yang - The Journal of Chemical …, 2024 - pubs.aip.org
The efficient and stable electroluminescence of quantum dots (QDs) is of great importance in
their applications in new display technologies. The short service life of blue QDs, however …

[HTML][HTML] Charge transport properties of ideal and natural DNA segments, as mutation detectors

M Mantela, K Lambropoulos… - Physical Chemistry …, 2023 - pubs.rsc.org
DNA sequences of ideal and natural geometries are examined, studying their charge
transport properties as mutation detectors. Ideal means textbook geometry. Natural means …

[HTML][HTML] LCAO Electronic Structure of Nucleic Acid Bases and Other Heterocycles and Transfer Integrals in B-DNA, including Structural Variability

M Mantela, C Simserides, R Di Felice - Materials, 2021 - mdpi.com
To describe the molecular electronic structure of nucleic acid bases and other heterocycles,
we employ the Linear Combination of Atomic Orbitals (LCAO) method, considering the …

[HTML][HTML] Electronic Structure and Hole Transfer of All B-DNA Dimers and Homopolymers, via the Fishbone-Wire Model

C Simserides, A Orfanaki, N Margariti, K Lambropoulos - Materials, 2023 - mdpi.com
We employ the Tight Binding Fishbone-Wire Model to study the electronic structure and
coherent transfer of a hole (the absence of an electron created by oxidation) in all possible …