Collective ion accelerator with foil-less beam extraction window
Electron beam apparatus including a plurality of ion pump blocks
Electron beam apparatus including plurality of ion pump blocks
Encapsulated high brightness electron beam source and system
Field emission electron gun and method having complementary pass
Field emission electron gun with anode heater and plural exhaust
High voltage connection for vacuum electron device
Image display device having an ion pump with reduced leakage
Luminaire for an electrodeless high intensity discharge lamp
Vacuum gauge