Patent · US Expired

Gallium arsenide superlattice crystal grown on silicon substrate and method of growing such crystal

US4789421A · kind A · utility

5Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 27, 1985
Grant dateDec 6, 1988
Priority date
Expiry dateSep 27, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S148/149
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A GaAs growth crystal comprises a Si substrate, an intermediate layer formed on the substrate and a GaAs layer grown on the intermediate layer. The intermediate layer includes constituent GaP/GaAsP and GaAsP/GaAs superlattice layers and additionally AlP and AlGaP thin films.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.