This report presents the conceptual design of a new European research infrastructure
EuPRAXIA. The concept has been established over the last four years in a unique …

Reaching high energies with a plasma-wakefield accelerator may require use of multiple
stages. This coupling of beams from one stage to another can be nontrivial due to a …

Radio-frequency particle accelerators are engines of discovery, powering high-energy
physics and photon science, but are also large and expensive due to their limited …

This article first gives the authors' perspectives on how the field of plasma-based
acceleration (PBA) developed and how the current experiments, theory, and simulations are …

With gigaelectron-volts per centimetre energy gains and femtosecond electron beams, laser
wakefield acceleration (LWFA) is a promising candidate for applications, such as ultrafast …

Electron beam quality is paramount for X-ray pulse production in free-electron-lasers (FELs).
State-of-the-art linear accelerators (linacs) can deliver multi-GeV electron beams with …

Compact electron accelerators are paramount to next-generation synchrotron light sources
and free-electron lasers, as well as for advanced accelerators at the TeV energy frontier …

Phase space matching between two plasma-based accelerator (PBA) stages and between a
PBA and a traditional accelerator component is a critical issue for emittance preservation …

Laser-plasma accelerators, providing high electric field gradients, are promising candidates
to drive next-generation compact light sources and high-energy applications. However …

We present experimental results on a plasma wakefield accelerator (PWFA) driven by high-
current electron beams from a laser wakefield accelerator (LWFA). In this staged setup …