Iii - v group compound crystal article and process for...

H - Electricity – 01 – L

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148/1, 148/3.6

H01L 21/20 (2006.01) C30B 25/02 (2006.01) C30B 25/18 (2006.01) C30B 29/40 (2006.01)

Patent

CA 1331950

ABSTRACT OF THE DISCLOSURE A III - V group compound crystal article comprises a substrate having a non-nucleation surface with smaller nucleation density (SNDS) and a nucleation surface (SNDL) which is arranged adjacent to said non-nucleation surface (SNDS), has a sufficiently small area for a crystal to grow only from a single nucleus and a larger nucleation density (NDL) than the nucleation density (NDS) of said non- nucleation surface (SNDS) and is comprised of an amorphous material, and a III - V group compound monocrystal grown from said single nucleus on said substrate and spread on said non-nucleation surface (SNDS) beyond said nucleation surface (SNDL).

562516

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