Electrically conductive synthetic diamond apertures for...

Details Electrically conductive synthetic diamond apertures for... Electrically conductive synthetic diamond apertures for...

2005-02-15

2005-02-15

Wells, Nikita (Department: 2881)

Radiant energy

Radiation controlling means

C313S447000

Reexamination Certificate

active

06855945

ABSTRACT:
A thin flat disc with an orifice or orifices to size and control electron and other charged particulate beams. The disc is made of electrically conductive chemical vapor deposition (CVD) diamond. In addition the disc contains one or more high precision fine to ultra-fine orifices.

REFERENCES:
patent: 3823408 (1974-07-01), Gordon, III
patent: 4393127 (1983-07-01), Greschner et al.
patent: 4661741 (1987-04-01), Valun et al.
patent: 4951429 (1990-08-01), Hashish et al.
patent: 5355380 (1994-10-01), Lin et al.

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