Direct tracking of ultrafast proton transfer in water dimers

K Schnorr, M Belina, S Augustin, H Lindenblatt… - Science …, 2023 - science.org
Upon ionization, water forms a highly acidic radical cation H2O+· that undergoes ultrafast
proton transfer (PT)—a pivotal step in water radiation chemistry, initiating the production of …

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 …

Real-space and real-time propagation for correlated electron–nuclear dynamics based on exact factorization

D Han, JK Ha, SK Min - Journal of Chemical Theory and …, 2023 - ACS Publications
We present coupled equations of motion for correlated electron–nuclear dynamics for real-
space and real-time propagation with a proper electron–nuclear correlation (ENC) from the …

Modeling intermolecular coulombic decay with non-Hermitian real-time time-dependent density functional theory

YS Wang, JX Zhong Manis, MC Rohan… - The Journal of …, 2024 - ACS Publications
In this work, we investigate the capability of using real-time time-dependent density
functional theory (RT-TDDFT) in conjunction with a complex absorbing potential (CAP) to …

Dissociative ionization dynamics of dielectric gas C 3 F 7 CN

M Ranković, J Chalabala, M Zawadzki… - Physical Chemistry …, 2019 - pubs.rsc.org
Fluoronitrile C3F7CN is a promising candidate for the replacement of SF6 dielectric gas in
high-voltage insulation. We present a combined experimental and theoretical study on its …

Infrared spectroscopy of [H 2 O–X n]+(n= 1–3, X= N 2, CO 2, CO, and N 2 O) radical cation clusters: competition between hydrogen bond and hemibond formation of …

M Kominato, A Fujii - Physical Chemistry Chemical Physics, 2023 - pubs.rsc.org
The water radical cation H2O+ is an important intermediate in radiation chemistry and
radiobiology, and its role in radical reactions has recently attracted much attention. However …

Ultrafast fragmentation of highly-excited doubly-ionized deoxyribose: role of the liquid water environment

MAH du Penhoat, A Souchaud, A Rajpal… - Physical Chemistry …, 2024 - pubs.rsc.org
Ab initio molecular dynamics simulations are used to investigate the fragmentation dynamics
following the double ionization of 2-deoxy-D-ribose (DR), a major component in the DNA …

Infrared Spectroscopy and Anharmonic Vibrational Analysis of (H2O–Krn)+ (n = 1–3): Hemibond Formation of the Water Radical Cation

JM Liu, T Nishigori, T Maeyama… - The Journal of …, 2021 - ACS Publications
The hemibond is a nonclassical covalent bond formed between a radical (cation) and a
closed shell molecule. The hemibond formation ability of water has attracted great interest …

Low-rank approximations to accelerate hybrid functional enabled real-time time-dependent density functional theory within plane waves

J Li, L Wan, S Jiao, W Hu, J Yang - Electronic Structure, 2023 - iopscience.iop.org
Real-time time-dependent density functional theory (RT-TDDFT) is a powerful tool for
predicting excited-state dynamics. Herein, we combine the adaptively compressed …