Acicular photomultiplier photocathode structure

Apparatus and method for generating low energy electrons

Apparatus for performing wavelength-conversion using...

Brazing structure for X-ray image intensifier

Cathode for emitting photoelectron or secondary electron,...

Current-stabilizing illumination of photocathode electron...

Electron source with light shutter device

Electron sources having shielded cathodes

Electron sources utilizing negative electron affinity photocatho

Electron sources utilizing patterned negative electron affinity

Electron tube

Electron tube

Electron tube

Electron tube

Electron tube with electron lens

Electron tube with electron-bombarded semiconductor device

Electron tube with improved airtight seal between faceplate and

Electron tube with polycrystalline diamond photocathode

Gated photocathode for controlled single and multiple...

Hetero-junction electron emitter with Group III nitride and...