Photocathode support of corundum with layer of barium boroalumin

Details Photocathode support of corundum with layer of barium boroalumin Photocathode support of corundum with layer of barium boroalumin

1976-01-26

1977-07-26

Segal, Robert

Electric lamp and discharge devices

Secondary emission prevention

Nonemissive material

313385, 313386, H01J 3902, H01J 3138

Patent

active

040385760

ABSTRACT:
A window for an electron tube formed by a semiconductor device having a support of monocrystalline oxide, by a connection layer formed by a barium- or calcium-boroaluminate, by at least one passivating layer, and by an active layer having a constant composition and formed by a semiconductor material of the p-conductivity type.

REFERENCES:
patent: 3408521 (1968-10-01), Dore et al.
patent: 3575628 (1971-04-01), Word
patent: 3649866 (1972-03-01), Salgo
patent: 3769536 (1973-10-01), Antypas et al.

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