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 …

Terahertz radiation enables the coherent excitation of many fundamental modes, such as
molecular rotation, lattice vibration and spin precession. To excite the transient state of …

A strong energy modulation in an electron bunch passing through a dielectric-lined
waveguide was recently demonstrated in Antipov et al., Phys. Rev. Lett. 108, 144801 (2012) …

Harmonic generation can broaden the laser wavelength in a great scope and is rich in
physics, but the efficient cascaded second harmonic generation especially those directly …

High-intensity trains of electron bunches with tunable picosecond spacing are produced and
measured experimentally with the goal of generating terahertz (THz) radiation. By imposing …

Performance of the x-ray free electron laser Linac Coherent Light Source (LCLS) and the
Facility for Advanced Accelerator Experimental Tests (FACET) is determined by the …

We propose a method based on the slice energy spread modulation to generate strong
subpicosecond density bunching in high-intensity relativistic electron beams. A laser pulse …

Featured Application This work can be used to generate coherent THz radiation with tunable
frequency and pulse energy to satisfy various requirements of different scientific frontiers …

High-density electron-bunch train–based tunable coherent terahertz radiation with a narrow
spectral bandwidth is highly essential for many scientific applications. Here we propose a …

The evolution of picosecond modulations of the longitudinal profile of an electron beam
generated in an rf photoinjector is analyzed and optimized with the goal of obtaining high …