Method for making a GaN electroluminescent semiconductor device

Metal working – Plural diverse manufacturing apparatus including means for... – Common reciprocating support for spaced tools

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29576E, 148175, 156612, 156614, 156DIG70, 156DIG99, 357 17, 357 61, H01L 2120, H01L 21285

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044739389

ABSTRACT:
An electroluminescent semiconductor device comprising bodies of conductive and resistive crystalline gallium nitride (GaN) which are successively epitaxially deposited on a surface of a heat-treated sapphire substrate, and a body of insulative crystalline gallium nitride epitaxially deposited on the resistive body.

REFERENCES:
patent: 3683240 (1972-08-01), Pankove
patent: 3819974 (1974-06-01), Stevenson et al.
patent: 3922703 (1975-11-01), Pankove
patent: 4144116 (1979-03-01), Jacob et al.
patent: 4268842 (1981-05-01), Jacob et al.
Maruska et al., "Prep. of Mg-Doped GaN Diodes . . . ", Mat. Res. Bull., vol. 7, No. 8, pp. 777-782 (1972).

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