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 ...