Single crystal YAG color CRT

Details Single crystal YAG color CRT Single crystal YAG color CRT

1985-10-11

1988-11-22

Moore, David K.

Electric lamp and discharge devices

Cathode ray tube

Screen

313463, H01J 4910

Patent

active

047868392

ABSTRACT:
The target of a color CRT includes a plurality of color stripe triads which are oriented on a (111) surface parallel to the <112> crystallographic direction. The pattern of the stripe triads is etched using a SiO.sub.2 etch mask deposited directly on the YAG and an etchant comprising a hot mixture of sulfuric and phosphoric acids.

REFERENCES:
patent: 4106975 (1978-08-01), Berkenblit et al.
patent: 4298820 (1981-11-01), Bongers et al.
patent: 4514756 (1985-04-01), Blank et al.
patent: 4550256 (1985-10-01), Berkstresser et al.
"Growth of High-Quality Garnet Thin Films from Supercooled Melts", Applied Physics Letters, vol. 19, No. 11, (Dec. 1971) pp. 486-488, H. J. Levinstein et al.

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