A conditional latent autoregressive recurrent model for generation and forecasting of beam dynamics in particle accelerators

M Rautela, A Williams, A Scheinker - Scientific Reports, 2024 - nature.com
Particle accelerators are complex systems that focus, guide, and accelerate intense charged
particle beams to high energy. Beam diagnostics present a challenging problem due to …

[HTML][HTML] Structural biology in the age of X-ray free-electron lasers and exascale computing

S Mous, F Poitevin, MS Hunter, DN Asthagiri… - Current Opinion in …, 2024 - Elsevier
Serial femtosecond X-ray crystallography has emerged as a powerful method for
investigating biomolecular structure and dynamics. With the new generation of X-ray free …

Machine learning surrogate for charged particle beam dynamics with space charge based on a recurrent neural network with aleatoric uncertainty

C Garcia-Cardona, A Scheinker - Physical Review Accelerators and Beams, 2024 - APS
In this work, we develop a machine learning (ML) model with aleatoric uncertainty for the low
energy beam transport (LEBT) region of the LANSCE linear accelerator in which we model …

Multiple-core-hole resonance spectroscopy with ultraintense X-ray pulses

A Rörig, SK Son, T Mazza, P Schmidt… - Nature …, 2023 - nature.com
Understanding the interaction of intense, femtosecond X-ray pulses with heavy atoms is
crucial for gaining insights into the structure and dynamics of matter. One key aspect of …

X-ray-induced atomic transitions via machine learning: A computational investigation

L Budewig, SK Son, Z Jurek, MM Abdullah… - Physical Review …, 2024 - APS
Intense x-ray free-electron laser pulses can induce multiple sequences of one-photon
ionization and accompanying decay processes in atoms, producing highly charged atomic …

Phenomenological model of a free-electron laser using machine learning

AM Kalitenko - Physica Scripta, 2023 - iopscience.iop.org
Free electron lasers (FELs) are used in various fields of scientific research. Programs and
methods are created for their design and calibration. The development of machine learning …

Electronic Population Reconstruction from Strong-Field-Modified Absorption Spectra with a Convolutional Neural Network

D Richter, A Magunia, M Rebholz, C Ott, T Pfeifer - Optics, 2024 - mdpi.com
We simulate ultrafast electronic transitions in an atom and corresponding absorption line
changes with a numerical, few-level model, similar to previous work. In addition, a …

Applying Machine‐Learning Methods to Laser Acceleration of Protons: Lessons Learned From Synthetic Data

R Desai, T Zhang, JJ Felice, R Oropeza… - … to Plasma Physics, 2024 - Wiley Online Library
In this study, we consider three different machine‐learning methods—a three‐hidden‐layer
neural network, support vector regression, and Gaussian process regression—and compare …

[PDF][PDF] Structural Biology in the age of X-ray Free Electron Lasers and Exascale Computing Sandra Mous, Frédéric Poitevin, Mark S. Hunter, Dilipkumar N. Asthagiri

TL Beck - newswise.com
Serial femtosecond X-ray crystallography has emerged as a powerful method for
investigating biomolecular structure and dynamics. With the new generation of X-ray free …