Various continuous-wave (CW) electron gun technologies are reviewed, including DC, superconducting radio frequency RF (SRF), hybrid DC-SRF and normal ... is measured using the conventional ...

Background Photo: Google Street View; Inset: Provided A 22-year-old Crystal Lake man was sentenced to seven years in prison after pleading guilty to charges he was carrying a loaded gun and possessed ...

A North Chicago man facing charges of selling 3D-printed “ghost guns” and machine gun conversion devices was ordered detained in Lake County Jail pending trial. Eric Raines-Sylvestre, 55, was formally ...

Modeling of photocathode RF gun beams with the different imperfections of experimental setup (alignment errors, inhomog eneity of quantum efficiency and laser power distributions on the cathode) is ...