Electronic structure methods for the description of nonadiabatic effects and conical intersections

S Matsika - Chemical Reviews, 2021 - ACS Publications
Nonadiabatic effects are ubiquitous in photophysics and photochemistry, and therefore,
many theoretical developments have been made to properly describe them. Conical …

Multifaceted view on the mechanism of a photochemical deracemization reaction

RJ Kutta, J Großkopf, N van Staalduinen… - Journal of the …, 2023 - ACS Publications
Upon irradiation in the presence of a chiral benzophenone catalyst (5 mol%), a racemic
mixture of a given chiral imidazolidine-2, 4-dione (hydantoin) can be converted almost …

What controls the quality of photodynamical simulations? Electronic structure versus nonadiabatic algorithm

J Janoš, P Slavíček - Journal of Chemical Theory and …, 2023 - ACS Publications
The field of nonadiabatic dynamics has matured over the last decade with a range of
algorithms and electronic structure methods available at the moment. While the community …

Excited state non-adiabatic dynamics of large photoswitchable molecules using a chemically transferable machine learning potential

S Axelrod, E Shakhnovich… - Nature …, 2022 - nature.com
Light-induced chemical processes are ubiquitous in nature and have widespread
technological applications. For example, photoisomerization can allow a drug with a photo …

Nonadiabatic dynamics simulation of the wavelength-dependent photochemistry of azobenzene excited to the nπ* and ππ* excited states

JK Yu, C Bannwarth, R Liang… - Journal of the …, 2020 - ACS Publications
Azobenzene is one of the most ubiquitous photoswitches in photochemistry and a
prototypical model for photoisomerizing systems. Despite this, its wavelength-dependent …

Machine learning accelerated photodynamics simulations

J Li, SA Lopez - Chemical Physics Reviews, 2023 - pubs.aip.org
Machine learning (ML) continues to revolutionize computational chemistry for accelerating
predictions and simulations by training on experimental or accurate but expensive quantum …

Essential features for antioxidant capacity of ascorbic acid (vitamin C)

KLB Santos, VAN Bragança, LV Pacheco… - Journal of molecular …, 2022 - Springer
Vitamin C or ascorbic acid is an indispensable micronutrient for human health found
principally on citrus species such as lemon and orange fruits and vegetables. It was involved …

Linear scaling calculations of excitation energies with active-space particle–particle random-phase approximation

J Li, J Yu, Z Chen, W Yang - The Journal of Physical Chemistry A, 2023 - ACS Publications
We developed an efficient active-space particle–particle random-phase approximation
(ppRPA) approach to calculate accurate charge-neutral excitation energies of molecular …

Velocity adjustment in surface hopping: 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 hopping dynamics algorithms require velocity adjustment after
hopping to ensure total-energy conservation. Based on the semiclassical analysis, this …

Fast screening of minimum energy crossing points with semiempirical tight-binding methods

P Pracht, C Bannwarth - Journal of Chemical Theory and …, 2022 - ACS Publications
The investigation of photochemical processes is a highly active field in computational
chemistry. One research direction is the automated exploration and identification of …