Decoherence and its role in electronically nonadiabatic dynamics

Y Shu, DG Truhlar - Journal of Chemical Theory and Computation, 2023 - ACS Publications
Decoherence is the tendency of a time-evolved reduced density matrix for a subsystem to
assume a form corresponding to a statistical ensemble of states rather than a coherent …

Quantum dynamics of complex-forming bimolecular reactions

H Guo - International Reviews in Physical Chemistry, 2012 - Taylor & Francis
Many gas-phase chemical reactions proceed via reaction intermediates, supported by
potential wells. The characteristics of such complex-forming reactions differ drastically from …

Quantitative prediction of charge mobilities of π-stacked systems by first-principles simulation

WQ Deng, L Sun, JD Huang, S Chai, SH Wen… - Nature protocols, 2015 - nature.com
This protocol is intended to provide chemists and physicists with a tool for predicting the
charge carrier mobilities of π-stacked systems such as organic semiconductors and the DNA …

First-principles investigation of anistropic hole mobilities in organic semiconductors

SH Wen, A Li, J Song, WQ Deng, KL Han… - The Journal of …, 2009 - ACS Publications
We report a simple first-principles-based simulation model (combining quantum mechanics
with Marcus− Hush theory) that provides the quantitative structural relationships between …

Effect of Coriolis coupling in chemical reaction dynamics

TS Chu, KL Han - Physical chemistry chemical physics, 2008 - pubs.rsc.org
It is essential to evaluate the role of Coriolis coupling effect in molecular reaction dynamics.
Here we consider Coriolis coupling effect in quantum reactive scattering calculations in the …

Attosecond-resolution quantum dynamics calculations for atoms and molecules in strong laser fields

RF Lu, PY Zhang, KL Han - Physical Review E, 2008 - APS
A parallel quantum electron and nuclei wave packet computer code, LZH-DICP, has been
developed to study laser-atom-molecule interaction in the nonperturbative regime with …

High-fidelity first principles nonadiabaticity: diabatization, analytic representation of global diabatic potential energy matrices, and quantum dynamics

Y Guan, C Xie, DR Yarkony, H Guo - Physical Chemistry Chemical …, 2021 - pubs.rsc.org
Nonadiabatic dynamics, which goes beyond the Born–Oppenheimer approximation, has
increasingly been shown to play an important role in chemical processes, particularly those …

Fundamental approaches to nonadiabaticity: Toward a chemical theory beyond the Born–Oppenheimer paradigm

T Yonehara, K Hanasaki, K Takatsuka - Chemical Reviews, 2012 - ACS Publications
Nonadiabatic transitions are one of the most important quantum mechanical phenomena in
chemical reaction dynamics. This is because the most interesting chemical and even …

Intermolecular hydrogen-bonding effects on photophysics and photochemistry

P Song, FC Ma - International Reviews in Physical Chemistry, 2013 - Taylor & Francis
Intermolecular hydrogen bonding, as an important site-specific interaction between
hydrogen donor and acceptor molecules both in the gas phase and in solution, plays a …

Accurate nonadiabatic dynamics

H Guo, DR Yarkony - Physical Chemistry Chemical Physics, 2016 - pubs.rsc.org
This Perspective addresses the use of coupled diabatic potential energy surfaces (PESs)
together with rigorous quantum dynamics in full or reduced dimensional coordinate spaces …