Caustic-based approach to understanding bunching dynamics and current spike formation in particle bunches

TK Charles, DM Paganin, RT Dowd - Physical Review Accelerators and …, 2016 - APS
Current modulations, current spikes, and current horns, are observed in a range of
accelerator physics applications including strong bunch compression in Free Electron …

[PDF][PDF] Strong quadrupole wakefield based focusing in dielectric wakefield accelerators

W Lynn, G Andonian, N Majernik, J Rosenzweig - 2021 - escholarship.org
We propose here to exploit the quadrupole wakefields in an alternating symmetry slab-
based dielectric wakefield accelerator (DWA) to produce second-order focusing. The …

[PDF][PDF] High-gradient X-band RF technology for CLIC and beyond

P Burrows, W Wuensch… - Proceedings of the …, 2016 - pdfs.semanticscholar.org
The high-gradient performance of accelerating structures is highly dependent on the rf
design [3]. This dependence also plays a crucial role in the optimization of the whole CLIC …

[PDF][PDF] High-gradient RF development and applications

W Wuensch - 28th Linear Accelerator Conf.(LINAC'16), 2016 - accelconf.web.cern.ch
The CLIC collaboration has made significant progress in understanding the phenomena
which limit gradient in normal-conducting accelerating structures and to increasing …

[PDF][PDF] Avoiding vacuum arcs in high gradient normal conducting RF structures

KN Sjøbæk - 2016 - researchgate.net
In order to build the Compact LInear Collider (CLIC), accelerating structures reaching
extremely high accelerating gradients are needed. Such structures have been built and …

The X-band FEL collaboration

J Pfingstner, W Wuensch, A Wawrzyniak, X Janssen… - 2015 - cds.cern.ch
The X-band FEL collaboration is currently designing an X-ray free-electron laser based on X-
band acceleration technology. Due to the higher accelerating gradients achievable with X …

Electron trajectory caustic formation resulting in current horns present in bunch compression

TK Charles, DM Paganin, MJ Boland… - International Particle …, 2016 - research.monash.edu
Current horns are ubiquitous in Free Electron Laser (FEL) bunch compression. In this paper,
we analyse the formation of these current spikes and identify the cause as caustic formation …

Comparison of Bunch Compression Schemes for the AXXS FEL

T Charles, A Latina, D Schulte, R Dowd, D Paganin… - 2015 - cds.cern.ch
Different types of electron bunch compression schemes are compared for the AXXS FEL
design study. The main linac for the proposed machine is based on CLIC x-band structures …

[PDF][PDF] Artificial neural networks for atomic surface migration barrier prediction

J Lahtinen, K Nordlund - 2017 - core.ac.uk
Particle colliders are devices that probe the fundamental physics of reality. By colliding
particles at each other at high energies, their properties can be measured and new particles …

JACoW: High-gradient RF development and applications

W Wuensch - 2017 - cds.cern.ch
The CLIC collaboration has made significant progress in understanding the phenomena
which limit gradient in normal-conducting accelerating structures and to increasing …