Considerable effort has been devoted to the development of superconducting undulators
(SCUs) intended for particle accelerator-based light sources, including synchrotrons and …

Recent years have seen spectacular progress in the development of innovative acceleration
methods that are not based on traditional RF accelerating structures. These novel …

The effect of multiple small-angle Coulomb scattering, or intrabeam scattering (IBS) is
routinely observed in electron storage rings over the typical damping time scale of …

Microwave pulse compressors based on a single resonant cavity operating at polarized
modes can be super compact, and corrugated structures can transmit high-power, high …

Slice energy spread is one of the key parameters in free electron laser optimizations, but its
accurate measurement is not straightforward. Two recent studies from high energy (≥ 100 …

High-temperature superconducting (HTS) undulator exploiting the high trapped field of HTS
bulk superconductors enables the design of extremely short-period insertion devices for …

Shortening the pulse length of input power is a possible approach to raise the accelerating
gradient limit of normal conducting structures. We present a novel design of a parallel …

This article presents the design, construction, and high-power test of two-band radio
frequency (RF) accelerating structures built as part of a collaboration between CERN and …

The development of advanced, high gradient accelerating structures is one of the leading
activity of the particle accelerator community. In the technological research of new …

Photoinjectors are the main high brightness electron sources for x-ray free electron lasers
(XFELs). Photoinjector emittance reduction is one of the key knobs for improving XFEL …