Relativistic interaction of short-pulse lasers with underdense plasmas has recently led to the
emergence of a novel generation of femtosecond x-ray sources. Based on radiation from …

Laser-driven plasma-based accelerators, which are capable of supporting fields in excess of
100 GV∕ m, are reviewed. This includes the laser wakefield accelerator, the plasma beat …

High-efficiency acceleration of charged particle beams at high gradients of energy gain per
unit length is necessary to achieve an affordable and compact high-energy collider. The …

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 …

Applications of laser-plasma accelerators demand low energy spread beams and high-
efficiency operation. Achieving both requires flattening the accelerating fields by controlled …

The interaction of intense particle bunches with plasma can give rise to plasma wakes,
capable of sustaining gigavolt-per-metre electric fields,, which are orders of magnitude …

The extraordinary ability of space-charge waves in plasmas to accelerate charged particles
at gradients that are orders of magnitude greater than in current accelerators has been well …

A method, which utilizes the large difference in ionization potentials between successive
ionization states of trace atoms, for injecting electrons into a laser-driven wakefield is …

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 …

Energy-efficient plasma-wakefield acceleration of particle bunches with low energy spread
is a promising path to realizing compact free-electron lasers and particle colliders. High …