Abstract: Realized are a method and instrument for producing compound semiconductor crystallized ultrafine particles of Groups II-VI or Groups III-V making use of a vapor phase reaction of an element of Group II or III with an element of Group IV or V, and further a gain modulation type quantum box laser element of high performance constructed by geometrically disposing the ultrafine particles.
Type:
Grant
Filed:
June 19, 1989
Date of Patent:
January 7, 1992
Assignee:
Matsushita Electric Industrial Co., Ltd.
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