Trajectory-based nonadiabatic molecular dynamics without calculating nonadiabatic coupling in the avoided crossing case: trans ↔ cis photoisomerization in azobenzene

2014 ◽  
Vol 16 (47) ◽  
pp. 25883-25895 ◽  
Author(s):  
Le Yu ◽  
Chao Xu ◽  
Yibo Lei ◽  
Chaoyuan Zhu ◽  
Zhenyi Wen
Keyword(s):  
Molecular Dynamics ◽  
Potential Energy ◽  
Potential Energy Surfaces ◽  
Adiabatic Potential ◽  
Nonadiabatic Coupling ◽  
Avoided Crossing ◽  
Nonadiabatic Molecular Dynamics ◽  
Energy Surfaces

Analytical nonadiabatic switching probability along a trajectory can be simulated based only on electronic adiabatic potential energy surfaces and its gradients.

Nonadiabatic molecular dynamics simulation for the ultrafast photoisomerization of dMe-OMe-NAIP based on TDDFT on-the-fly potential energy surfaces

2021 ◽  
Vol 23 (9) ◽  
pp. 5236-5243
Author(s):  
Ying Hu ◽  
Chao Xu ◽  
Linfeng Ye ◽  
Feng Long Gu ◽  
Chaoyuan Zhu
Keyword(s):  
Molecular Dynamics ◽  
Molecular Dynamics Simulation ◽  
Potential Energy ◽  
Potential Energy Surfaces ◽  
Dynamics Simulation ◽  
Surface Hopping ◽  
Nonadiabatic Molecular Dynamics ◽  
Energy Surfaces

Global switching on-the-fly trajectory surface hopping molecular dynamics simulation was performed on the accurate TD-B3LYP/6-31G* potential energy surfaces for E-to-Z and Z-to-E photoisomerization of dMe-OMe-NAIP up to S1(ππ*) excitation.

scholarly journals Representation of coupled adiabatic potential energy surfaces using neural network based quasi-diabatic Hamiltonians: 1,2 2A′ states of LiFH

2019 ◽  
Vol 21 (26) ◽  
pp. 14205-14213 ◽  
Author(s):  
Yafu Guan ◽  
Dong H. Zhang ◽  
Hua Guo ◽  
David R. Yarkony
Keyword(s):  
Neural Network ◽  
Neural Networks ◽  
Potential Energy ◽  
Potential Energy Surfaces ◽  
Adiabatic Potential ◽  
General Algorithm ◽  
Energy Surfaces

A general algorithm for determining diabatic representations from adiabatic energies, energy gradients and derivative couplings using neural networks is introduced.

Adiabatic potential energy surfaces of the vinoxy radical

2005 ◽  
Author(s):  
K. Piechowska ◽  
M.-C. Bacchus-Montabonel ◽  
Y. S. Tergiman ◽  
J. E. Sienkiewicz
Keyword(s):  
Potential Energy ◽  
Potential Energy Surfaces ◽  
Adiabatic Potential ◽  
Energy Surfaces
Sign in / Sign up

Export Citation Format

Share Document