Neural network potentials for chemistry: concepts, applications and prospects

S Käser, LI Vazquez-Salazar, M Meuwly, K Töpfer - Digital Discovery, 2023 - pubs.rsc.org
Artificial Neural Networks (NN) are already heavily involved in methods and applications for
frequent tasks in the field of computational chemistry such as representation of potential …

Laser-induced Coulomb explosion imaging of aligned molecules and molecular dimers

CA Schouder, AS Chatterley… - Annual Review of …, 2022 - annualreviews.org
We discuss how Coulomb explosion imaging (CEI), triggered by intense femtosecond laser
pulses and combined with laser-induced alignment and covariance analysis of the angular …

X-ray multiphoton-induced Coulomb explosion images complex single molecules

R Boll, JM Schäfer, B Richard, K Fehre, G Kastirke… - Nature Physics, 2022 - nature.com
Following structural dynamics in real time is a fundamental goal towards a better
understanding of chemical reactions. Recording snapshots of individual molecules with …

Imaging shapes of atomic nuclei in high-energy nuclear collisions

Nature, 2024 - nature.com
Atomic nuclei are self-organized, many-body quantum systems bound by strong nuclear
forces within femtometre-scale space. These complex systems manifest a variety of shapes …

Deep learning study of tyrosine reveals that roaming can lead to photodamage

J Westermayr, M Gastegger, D Vörös… - Nature Chemistry, 2022 - nature.com
Amino acids are among the building blocks of life, forming peptides and proteins, and have
been carefully 'selected'to prevent harmful reactions caused by light. To prevent …

Differentiating three-dimensional molecular structures using laser-induced coulomb explosion imaging

HVS Lam, AS Venkatachalam, S Bhattacharyya… - Physical Review Letters, 2024 - APS
Coulomb explosion imaging (CEI) with x-ray free electron lasers has recently been shown to
be a powerful method for obtaining detailed structural information of gas-phase planar ring …

Femtosecond electronic and hydrogen structural dynamics in ammonia imaged with ultrafast electron diffraction

EG Champenois, NH List, M Ware, M Britton… - Physical Review Letters, 2023 - APS
Directly imaging structural dynamics involving hydrogen atoms by ultrafast diffraction
methods is complicated by their low scattering cross sections. Here we demonstrate that …

Multiparticle cumulant map** for Coulomb explosion imaging

C Cheng, LJ Frasinski, G Moğol, F Allum, AJ Howard… - Physical Review Letters, 2023 - APS
We extend covariance velocity map ion imaging to four particles, establishing cumulant
map** and allowing for measurements that provide insights usually associated with …

Effect of initial conditions sampling on surface hop** simulations in the ultrashort and picosecond time range. azomethane photodissociation as a case study

C Pieroni, F Becuzzi, L Creatini… - Journal of Chemical …, 2023 - ACS Publications
We tested the effect of different ways of sampling the initial conditions in surface hop**
simulations, with a focus on the initial energy distributions and on the treatment of the zero …

Conformer-specific photochemistry imaged in real space and time

EG Champenois, DM Sanchez, J Yang… - Science, 2021 - science.org
Conformational isomers (conformers) of molecules play a decisive role in biology and
organic chemistry. However, experimental methods for investigating chemical reaction …