Co-sputtered thermionic cathodes and fabrication thereof

Details Co-sputtered thermionic cathodes and fabrication thereof Co-sputtered thermionic cathodes and fabrication thereof

1986-04-16

1987-06-23

Demers, Arthur P.

Chemistry: electrical and wave energy

Processes and products

Coating, forming or etching by sputtering

20419212, 2041923, 252521, 313346R, C23C 1400

Patent

active

046750916

ABSTRACT:
A thermionic cathode fabricated by cosputtering alkaline earth oxide and al powders under temperature and pressure conditions that ensure a metal particle size in a preferred range.

REFERENCES:
patent: 3348092 (1967-10-01), Beggs
patent: 3425111 (1969-02-01), Denison
patent: 4010312 (1977-03-01), Pinch et al.
patent: 4251569 (1981-02-01), Mager et al.
patent: 4359489 (1982-11-01), Corneille
patent: 4369392 (1983-01-01), Hotta et al.
patent: 4407709 (1983-10-01), Enjouji et al.
patent: 4411827 (1983-10-01), Corneille
patent: 4412942 (1983-11-01), Naarmann
patent: 4465577 (1984-08-01), Tanielian
patent: 4518890 (1985-05-01), Taguchi

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