Non-adiabatic excited-state molecular dynamics: Theory and applications for modeling photophysics in extended molecular materials

TR Nelson, AJ White, JA Bjorgaard, AE Sifain… - Chemical …, 2020 - ACS Publications
Optically active molecular materials, such as organic conjugated polymers and biological
systems, are characterized by strong coupling between electronic and vibrational degrees of …

Unsupervised Machine Learning in the Analysis of Nonadiabatic Molecular Dynamics Simulation

Y Zhu, J Peng, C Xu, Z Lan - The Journal of Physical Chemistry …, 2024 - ACS Publications
The all-atomic full-dimensional-level simulations of nonadiabatic molecular dynamics
(NAMD) in large realistic systems has received high research interest in recent years …

Recommendations for velocity adjustment in surface hop**

JM Toldo, RS Mattos, M Pinheiro Jr… - Journal of Chemical …, 2024 - ACS Publications
This study investigates velocity adjustment directions after hop** in surface hop**
dynamics. Using fulvene and a protonated Schiff base (PSB4) as case studies, we …

NEXMD software package for nonadiabatic excited state molecular dynamics simulations

W Malone, B Nebgen, A White, Y Zhang… - Journal of Chemical …, 2020 - ACS Publications
We present a versatile new code released for open community use, the nonadiabatic excited
state molecular dynamics (NEXMD) package. This software aims to simulate nonadiabatic …

Nexmd v2. 0 software package for nonadiabatic excited state molecular dynamics simulations

VM Freixas, W Malone, X Li, H Song… - Journal of Chemical …, 2023 - ACS Publications
We present NEXMD version 2.0, the second release of the NEXMD (Nonadiabatic EXcited-
state Molecular Dynamics) software package. Across a variety of new features, NEXMD v2. 0 …

Exciton dissociation in a model organic interface: Excitonic state-based surface hop** versus multiconfigurational time-dependent hartree

WT Peng, D Brey, S Giannini… - The Journal of …, 2022 - ACS Publications
Quantum dynamical simulations are essential for a molecular-level understanding of light-
induced processes in optoelectronic materials, but they tend to be computationally …

Coherent exciton-vibrational dynamics and energy transfer in conjugated organics

TR Nelson, D Ondarse-Alvarez, N Oldani… - Nature …, 2018 - nature.com
Coherence, signifying concurrent electron-vibrational dynamics in complex natural and man-
made systems, is currently a subject of intense study. Understanding this phenomenon is …

Velocity adjustment in surface hop**: Ethylene as a case study of the maximum error caused by direction choice

M Barbatti - Journal of Chemical Theory and Computation, 2021 - ACS Publications
The most common surface hop** dynamics algorithms require velocity adjustment after
hop** to ensure total-energy conservation. Based on the semiclassical analysis, this …

Direct nonadiabatic dynamics of ammonia with curvature-driven coherent switching with decay of mixing and with fewest switches with time uncertainty: An illustration …

X Zhao, Y Shu, L Zhang, X Xu… - Journal of Chemical …, 2023 - ACS Publications
Mixed quantum–classical nonadiabatic dynamics is a widely used approach to simulate
molecular dynamics involving multiple electronic states. There are two main categories of …

New Gradient Correction Scheme for Electronically Nonadiabatic Dynamics Involving Multiple Spin States

Y Shu, L Zhang, D Wu, X Chen, S Sun… - Journal of Chemical …, 2023 - ACS Publications
It has been recommended that the best representation to use for trajectory surface hop**
(TSH) calculations is the fully adiabatic basis in which the Hamiltonian is diagonal …