Free-electron lasers produce extremely brief, coherent, and bright laser-like photon pulses
that allow to image matter at atomic resolution and at timescales faster than the …

X-ray free-electron lasers (x-ray FELs) give us for the first time the possibility to explore
structures and dynamical processes of atomic and molecular systems at the angstrom …

The SwissFEL X-ray Free Electron Laser (XFEL) facility started construction at the Paul
Scherrer Institute (Villigen, Switzerland) in 2013 and will be ready to accept its first users in …

A simple method for generating single-spike hard x-ray pulses in free-electron lasers (FELs)
has been developed at the Linac Coherent Light Source (LCLS). This is realized by …

In the field of beam physics, two frontier topics have taken center stage due to their potential
to enable new approaches to discovery in a wide swath of science. These areas are …

The Linac Coherent Light Source (LCLS) is an x-ray free-electron laser project presently in a
commissioning phase at the SLAC National Accelerator Laboratory. We report here on very …

Generation of intense, fully coherent radiation with wide spectral coverage has been a long-
standing challenge for laser technologies. Several techniques have been developed in …

Accelerator-based light sources such as storage rings and free-electron lasers use
relativistic electron beams to produce intense radiation over a wide spectral range for …

Plasma-wakefield-based acceleration technology has the potential to revolutionize the field
of particle accelerators. By providing acceleration gradients orders of magnitude larger than …

The successful lasing at the SLAC National Accelerator Laboratory of the Linear Coherent
Light Source (LCLS), the first X-ray free-electron laser (X-ray FEL), in the wavelength range …