activity
20192022
most citedSingle-Shot Characterization of High Transformer Ratio Wakefields in Nonlinear Plasma Acceleration

42 citations · 82 across the 6 of their papers we have counts for

collaborators

7 papers

physics.acc-ph20223 cited

Applications of Differentiable Physics Simulations in Particle Accelerator Modeling

Ryan Roussel, Auralee Edelen

Current physics models used to interpret experimental measurements of particle beams require either simplifying assumptions to be made in order to ensure analytical tractability, o…

physics.acc-ph20224 cited

Neural Network Prior Mean for Particle Accelerator Injector Tuning

Connie Xu, Ryan Roussel, Auralee Edelen

Bayesian optimization has been shown to be a powerful tool for solving black box problems during online accelerator optimization. The major advantage of Bayesian based optimization…

physics.acc-ph202229 cited

Differentiable Preisach Modeling for Characterization and Optimization of Accelerator Systems with Hysteresis

R. Roussel, A. Edelen, D. Ratner +4

Future improvements in particle accelerator performance is predicated on increasingly accurate online modeling of accelerators. Hysteresis effects in magnetic, mechanical, and mate…

physics.acc-ph20212 cited

Multileaf Collimator for Real-Time Beam Shaping using Emittance Exchange

N. Majernik, G. Andonian, R. Roussel +5

Emittance exchange beamlines employ transverse masks to create drive and witness beams of variable longitudinal profile and bunch spacing. Recently, this approach has been used to…

physics.acc-ph20212 cited

Turn-Key Constrained Parameter Space Exploration for Particle Accelerators Using Bayesian Active Learning

Ryan Roussel, Juan Pablo Gonzalez-Aguilera, Young-Kee Kim +6

Particle accelerators are invaluable discovery engines in the chemical, biological and physical sciences. Characterization of the accelerated beam response to accelerator input par…

physics.acc-ph2020

Longitudinal current profile reconstruction from wakefield response in plasmas and structures

Ryan Roussel, Gerard Andonian, James Rosenzweig +1

Present-day and next-generation accelerators, particularly for applications in driving wakefield-based schemes, require longitudinal beam shaping and attendant longitudinal charact…